Fence laws in Waterloo, Iowa
What the Waterloo municipal code says about fences, one topic at a time, with the section number and a link to the document behind every line. Where Waterloo sets no rule of its own, the Iowa rule is shown in its place and marked as such.
Fence laws in Waterloo, Iowa, question by question
The short version
- Who pays on the line
- Waterloo sets no setback from a neighbor and one flat condition instead: no portion of a fence may extend onto adjacent property or right-of-way, except as approved by an encroachment agreement, and the answer turns on whether an encroachment agreement exists and what the neighboring building does. The figure is 0 feet, for setback from an adjacent property line.
- How tall
- Waterloo allows eight feet in a residential side or rear yard, which is two feet above what most cities give, and four feet in a front yard, and the answer turns on the yard, the shape of the lot, which street the house is addressed on, and the material above eight feet. The figure is 8 feet, for fence in a residential side or rear yard on an interior lot.
- Permits
- Iowa has a state building code and it does not switch on by itself.
- Pool barriers
- Chapter 135I sets the Iowa rules for swimming pools, spas and spray pads.
- Spite fences
- Waterloo has no spite fence statute. The chapters that were read are listed below. Cities and counties decide this one.
- Measured from what
- Waterloo splits the difference on the retaining wall question in a way no other city in this project does. The figure is 3 feet, for distance from the top of a retaining wall within which the half height rule applies.
- Corner lots
- Waterloo runs two corner rules with two different shapes, and the answer turns on whether the corner is two streets or a driveway, and whether the fence is solid. The figure is 20 feet, for leg of the corner triangle at a residential street intersection.
- Retaining walls
- Waterloo leaves retaining walls to the 2024 International Residential Code. It reaches houses, duplexes and townhouses up to three stories, and the structures beside them only.
- Materials
- Waterloo handles wire by height rather than by ban, and the answer turns on whether the fence is residential and how high the wire sits. The figure is 6 feet, for lowest height at which wire may sit on a non-residential fence.
- Livestock
- Iowa names six builds that count as a lawful fence. The figure is 10 feet, for post spacing for a three rail lawful fence.
Who owns the fence between two properties in Waterloo?
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Waterloo answers this, but the answer changes depending on whether an encroachment agreement exists and what the neighboring building does.
Waterloo sets no setback from a neighbor and one flat condition instead: no portion of a fence may extend onto adjacent property or right-of-way, except as approved by an encroachment agreement. Naming the agreement matters, because it means a fence that does cross the line is not simply illegal but can be regularized by consent with the city. The rule applies to landscape features such as sculptures and walls as well as to fences. Where distance does appear it is buying height rather than keeping neighbors apart. A fence parallel to and within three feet of a side lot line may exceed four feet in a front yard where the building on the abutting lot extends past the established front yard of this one, which lets a fence match a neighbor who already built forward, and the whole allowance stops at eight feet.
may be erected or constructed with no portion extending onto adjacent prope rty or right
The answer turns on whether an encroachment agreement exists and what the neighboring building does.
- a shared boundary
- Nothing over the line. 0 ft
- an encroachment agreement
- The city may allow it over.
- within three feet of a side line
- More than four feet, where the neighbor built forward. 3 ft
- in every case
- Eight feet is the ceiling.
Also on fences on the property line in Waterloo
- set in state lawIowa treats a fence on a boundary as a shared job. When one owner asks in writing, the law makes each owner of the touching land build and keep up the partition fence, or pay a share toward it. The duty runs the whole year, not part of it. Iowa Code 359A.1AIowa · Statute
- set in state lawIowa hands boundary fence fights to local officials called fence viewers. The township trustees for the place where the argument starts are the fence viewers, and they can hear and settle every question in the dispute. Iowa Code 359A.2AIowa · Statute
- set in state lawThe fence viewers give everyone in the dispute five days of written notice before a hearing. The notice gives the time and place and lists what will be decided. It also names the fence viewers and says whether any of them reported a conflict of interest. Iowa Code 359A.3Iowa · Statute
- set in state lawAfter the hearing the fence viewers write an order. It gives each owner the part of the fence to build, keep up, rebuild, trim or pay for. It also sets the value of that work and the deadline to finish it or pay. Iowa Code 359A.4Iowa · Statute
- set in state lawIowa lets a fence sit right on the boundary. A person building one may lay it on the line so part of it stands on each side, and keeps the same right to take it down as if the whole fence stood on one lot. Iowa Code 359A.16Iowa · Statute
- set in state lawIowa names six kinds of fence that count as a lawful fence. One is a wire, rail or board fence with its bottom line sixteen to twenty inches off the ground and its top line between forty eight and fifty four inches high. Fence viewers may also accept any other fence they judge equal to the six. Iowa Code 359A.18Iowa · Statute
How tall can a fence be in Waterloo?
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Waterloo answers this, but the answer changes depending on the yard, the shape of the lot, which street the house is addressed on, and the material above eight feet.
Waterloo allows eight feet in a residential side or rear yard, which is two feet above what most cities give, and four feet in a front yard. The corner lot rules then split by how the house is addressed. On a corner lot addressed and facing the narrow street frontage, eight feet is allowed in the rear yard and along the street side adjoining it, running from the center point of the house out to the street lot line and back. On a corner lot addressed or facing the longer frontage, that eight feet has to keep the same setback the house keeps from the street, and anything closer to the street than the house stays at four feet, unless the rear yard abuts the rear yard of another corner lot. A non-residential fence outside the residential districts stops at eight feet, rising to ten if everything above eight is chain link or wire.
On interior lots, no such fence shall exceed eight (8) feet in height in the side or rear yard and four (4) feet in height in the front yard.
The answer turns on the yard, the shape of the lot, which street the house is addressed on, and the material above eight feet.
- a residential side or rear yard
- Eight feet. 8 ft
- a front yard
- Four feet. 4 ft
- a corner lot addressed on the long side
- Eight feet only behind the house setback.
- a business lot with wire on top
- Ten feet. 10 ft
Also on fence height in Waterloo
- no rule, documents checkedIowa sets no statewide limit on how tall a fence at a house can be. The fence chapter gives heights only as specs for a lawful farm fence, and the state building code as adopted deletes the permit sections and never mentions fences at all. Height for a yard fence comes from city ordinance. Iowa Code 359A.18Iowa · Statute
Do I need a permit for a fence in Waterloo?
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Iowa answers this in its own law. The words that do it are quoted below.
Iowa has a state building code and it does not switch on by itself. It applies in a city or county only after the local governing body passes an ordinance accepting it and files a certified copy with the state commissioner. A place that adopted the code may later vote to withdraw from it.
This one is Iowa law, not Waterloo law. All Iowa findings
The state building code is applicable in each governmental subdivision of the state in which the governing body has enacted an ordinance accepting the applicability of the code and has filed a certified copy of the ordinance in the office of the commissioner.
Also on permits in Waterloo
- set in state lawThe Iowa state building code adopts the 2024 International Residential Code for houses, duplexes and townhouses up to three stories, plus the structures beside them. The state version of the International Building Code covers everything else. Iowa Admin. Code 481-301.8Iowa · Building code
- set in state lawIowa strips the permit chapters out of the residential code it adopts. Sections R103 through R114 are deleted, and those are the sections that create the building department, the permit itself, and the list of work that needs no permit. The state building code text carries no fence permit rule and no fence height, so the local jurisdiction settles the permit question for a fence. The state version of the International Building Code deletes its sections 103, 104 and 105 the same way. Iowa Admin. Code 481-301.8(2)Iowa · Building code
- no rule, documents checkedThe fence part of the general regulations sets heights for interior lots, corner lots addressed two different ways, non-residential lots and fences near retaining walls, and never mentions an application, a fee, an inspection or a height at which review begins. No fence permit appears in it. The only approval it names is an encroachment agreement, which is consent to put part of a fence on adjacent property or right-of-way rather than permission to build one. One sentence points at another document without creating a permit: the retaining wall rule says it does not preclude a fence required to meet the minimum building code. The Waterloo city code carries its own building code chapter with local amendments, which was not read for this page, so whether a fence permit lives there is not recorded here. Section 10-5-1.CWaterloo · Zoning code
Pool fence requirements in Waterloo
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Iowa answers this in its own law. The words that do it are quoted below.
Chapter 135I sets the Iowa rules for swimming pools, spas and spray pads. It reaches pools run by state and local government, by businesses and by private groups, and it names hotels, motels, camps, apartments, condominiums and country clubs. A pool meant for one family at a home falls outside the chapter.
This one is Iowa law, not Waterloo law. All Iowa findings
This chapter does not apply to facilities intended for single family use
Also on pool barriers in Waterloo
- set in state lawA pool covered by chapter 135I has to be ringed by a fence, wall, building or a mix of those, at least four feet high and built of lasting material. The rule leaves out a wading pool that is drained when not in use, and it leaves out a spray pad. Iowa Admin. Code 481-485.4(4)Iowa · Agency guidance
- set in state lawThe same Iowa rule limits the gaps in a pool barrier. No opening may let a four inch ball pass, and the barrier cannot be easy for a toddler to climb. The lowest horizontal support that can be reached from outside sits at least forty five inches above the ground. Iowa Admin. Code 481-485.4(4)Iowa · Agency guidance
Spite fence laws in Waterloo
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Waterloo law has no rule about this. The chapters that were read are listed below. Cities and counties decide it instead.
Iowa has no spite fence law. The fence chapter and the nuisance chapter never mention a fence built to annoy a neighbor, and neither one sets a height that turns a fence into a legal wrong. Section 657.1 gives only a general test covering anything that blocks the free use of property, and section 657.2 lists twelve named nuisances, none of them a boundary fence.
This one is Iowa law, not Waterloo law. All Iowa findings
Documents read before writing that:
- Iowa Code ch. 359AIowa Legislature
- Iowa Code 657.1Iowa Legislature
- Iowa Code 657.2Iowa Legislature
How fence height is measured in Waterloo
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Waterloo answers this in its own law. The words that do it are quoted below.
Waterloo splits the difference on the retaining wall question in a way no other city in this project does. A wall extending above grade is regulated as a fence. A retaining wall is not regulated by the fence rules at all, except that where a wall or fence is built on top of one, or within three feet of the top of one, the maximum height of that fence has to include one half the height of the retaining wall. So a six foot retaining wall costs three feet of the eight allowed above it. Between Portsmouth in Virginia, which adds the whole wall, and Portland and Bend in Oregon, which add none of it, Waterloo counts half. The half need not be included at all where the height of the fence does not exceed the maximum allowed above the original natural grade of the spot, so the rule only bites where the wall actually raised the ground.
if a wall or fence is built on top of a retaining wall or within three (3) feet of the top of a retaining wall, the maximum height of the wall or fence shall include one half (1/2) the height of the
3 ftdistance from the top of a retaining wall within which the half height rule applies
Also on how height is measured in Waterloo
- set in state lawIowa names the ground, for the one kind of fence it regulates. Section 359A.18 lists what counts as a lawful fence, and the rail, wire or board version puts the lowest piece sixteen to twenty inches from the ground and the top piece between forty eight and fifty four inches high. The ground is the starting point and the statute prints it. This is a livestock fence rule and it never reaches a yard. A city fence height comes from the city, since section 414.1 lets a city set the height of buildings and other structures without naming a surface. Iowa Code 359A.18Iowa · Statute
Fence rules for corner lots in Waterloo
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Waterloo answers this, but the answer changes depending on whether the corner is two streets or a driveway, and whether the fence is solid.
Waterloo runs two corner rules with two different shapes. On a corner lot in a residential district, nothing may be erected, placed, planted or allowed to grow so as materially to impede vision between two and a half feet and ten feet above the centerline grades of the intersecting streets, inside a triangle drawn from the lot lines with legs of twenty feet. The fence section adds a second area for the place a driveway meets a street: no solid fence may materially impede vision between two and a half feet and eight feet above the centerline grades inside a triangle bounded by the street at the back of curb, the driveway or alley, and a line between two points twenty five feet from where they meet. So the driveway triangle is larger than the street corner one, and its protected band stops two feet lower, and only a solid fence is caught there where anything at all is caught at the street corner.
feet and ten (10) feet above the centerline grades of the intersecting streets in a triangular area bounded by the lot lines of such corner lots
The answer turns on whether the corner is two streets or a driveway, and whether the fence is solid.
- two streets
- Twenty feet from the lot lines. 20 ft
- a driveway or alley
- Twenty five feet. 25 ft
- the band at a street corner
- Two and a half to ten feet. 10 ft
- the band at a driveway
- Two and a half to eight feet, solid fences only.
Also on corner visibility in Waterloo
- set in state lawIowa gives obstructions in a road their own chapter, and it names fences. Chapter 318 bars putting an obstruction inside a highway right of way and lists the placing of fences as one of the examples, alongside crops, ditches, billboards and debris. Section 318.6 then calls anything placed there a public nuisance. The chapter is about the public strip and carries no triangle, no angle and no height. City zoning power comes from chapter 414 and county zoning from chapter 335, and that is where a corner clearance rule on a private lot is written in Iowa. Iowa Code 318.3Iowa · Traffic code
Retaining wall rules in Waterloo
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Waterloo does not set this. It leaves it to the 2024 International Residential Code.
Iowa adopts the 2024 International Residential Code for houses, duplexes and townhouses up to three stories and the structures beside them, then lists the changes it makes. None of those changes touch a wall that holds back earth, so the model code carries that rule unchanged. Iowa does delete sections R103 through R114, which is where the model code keeps the permit chapter and the list of work that needs no permit. So the foundation and retaining wall chapter stays in force while the permit call belongs to the city or county.
This one is Iowa law, not Waterloo law. All Iowa findings
The provisions of the International Residential Code, 2024 edition, published by the International Code Council, located at www.iccsafe.org, are hereby adopted by reference as the requirements for construction
The code hands this to the 2024 International Residential Code, which is not published in the code itself.
Fence materials allowed in Waterloo
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Waterloo answers this, but the answer changes depending on whether the fence is residential and how high the wire sits.
Waterloo handles wire by height rather than by ban. On a non-residential fence outside the residential districts, barbed wire, concertina wire and similar wire may not sit closer than six feet to the ground, with one exception for a fence used purely for agricultural purposes. Below six feet it is out; above six feet it is in. The same sentence bars salvaged material outright on those fences. On the residential side the code names no permitted material and no prohibited one, and regulates by height and position instead, so a residential fence in Waterloo may be built of whatever the owner chooses provided it keeps within eight feet and stays off the neighbor. The definitions chapter repeats the salvage and wire rules inside the definition of a non-residential fence itself, which is unusual drafting: the prohibition is part of what the word means rather than a separate rule.
No such fence shall use barbed wire, concertina wire, or similar wire closer than six (6) feet to the g round, except a fence used purely for agricu l- tural purposes.
The answer turns on whether the fence is residential and how high the wire sits.
- wire on a business fence
- Six feet off the ground. 6 ft
- an agricultural fence
- The wire rule does not apply.
- salvaged material
- Not allowed on a business fence.
- a residential fence
- No material named either way.
Also on materials in Waterloo
- set in state lawIowa writes the barbs themselves into the law. One kind of lawful fence is three barbed wires carrying at least thirty six iron barbs of two points each, or twenty six barbs of four points each, on every rod of wire. Another is four wires, two barbed that way and two smooth. A rod is sixteen and a half feet. Iowa Code 359A.18Iowa · Statute
Livestock and boundary fence law in Waterloo
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Iowa answers this in its own law. The words that do it are quoted below.
Iowa names six builds that count as a lawful fence. Three rails on posts no more than ten feet apart. Three boards at least six inches wide and three quarters of an inch thick on posts no more than eight feet apart. Three barbed wires, or four wires with two of them barbed, with the top wire forty eight to fifty four inches up. A wire fence with the bottom line sixteen to twenty inches off the ground and the top line forty eight to fifty four inches up. Four coated high tensile smooth wires on posts no more than two rods apart with the top wire at least forty inches up, a rod being sixteen and a half feet. Or anything the fence viewers judge equal to those.
This one is Iowa law, not Waterloo law. All Iowa findings
A lawful fence shall consist of: 1. Three rails of good substantial material fastened in or to good substantial posts not more than ten feet apart. 2. Three boards not less than six inches wide and three-quarters of an inch thick, fastened in or to good substantial posts not more than eight feet apart.
10 ftpost spacing for a three rail lawful fence
Also on agricultural fencing in Waterloo
- set in state lawIowa makes the livestock owner pay for damage from trespassing animals, including the cost of feeding and holding them, and that stays true whether or not the landowner takes the animals in. One thing cancels it. If the animals came through a fence the landowner was supposed to keep up under the fence chapter and did not, the livestock owner owes nothing. The fence chapter hands out those duties, so fence viewers settle the fence half of the question rather than which side owns animals. Iowa Code 169C.4(1)(a)Iowa · Statute
Documents behind this page
16 documents, of which 1 was published by Waterloo itself. Each was read on the date shown.
- Iowa LegislatureIowa Code, Section 359A.1A
- Iowa LegislatureIowa Code, Section 359A.2A
- Iowa LegislatureIowa Code, Section 359A.3
- Iowa LegislatureIowa Code, Section 359A.4
- Iowa LegislatureIowa Code, Section 359A.16
- Iowa LegislatureIowa Code, Section 359A.18
- City of WaterlooWaterloo Zoning Ordinance, ordinance 5079, adopted June 20, 2022
- Iowa Department of Inspections, Appeals, and LicensingIowa Administrative Code, Chapter 481-301 (State Building Code)
- Iowa LegislatureIowa Code, Section 103A.12
- Iowa LegislatureIowa Code, Section 135I.2
- Iowa Department of Inspections, Appeals, and LicensingIowa Administrative Code, Chapter 481-485 (Swimming Pools, Spas, and Spray Pads)
- Iowa LegislatureIowa Code, Chapter 359A (Fences)
- Iowa LegislatureIowa Code, Section 657.1
- Iowa LegislatureIowa Code, Section 657.2
- Iowa LegislatureIowa Code 2026, Section 318.3, Obstructions in highway right-of-way
- Iowa LegislatureIowa Code, Chapter 169C, Trespassing or Stray Livestock
What this page does not cover
A city ordinance is not the only rule that reaches a fence. The zoning district a parcel sits in can change the height allowed on it, and so can an overlay district, a recorded easement, a fire hazard severity zone or a coastal zone. A homeowner association can be stricter than the city and nothing in the municipal code will say so. None of those appear here.
The rules above are the ones Waterloo publishes, plus the Iowa rules that apply where the city sets none. Fence laws in Iowa has the state layer in full.
This is general information drawn from published government documents. It is not legal advice, ordinances are amended, and the date beside each finding is the date the document was read. How findings are made · What the terms mean