Fence laws in New Haven, Connecticut
What the New Haven municipal code says about fences, one topic at a time, with the section number and a link to the document behind every line. Where New Haven sets no rule of its own, the Connecticut rule is shown in its place and marked as such.
Fence laws in New Haven, Connecticut, question by question
The short version
- Who pays on the line
- Connecticut splits a fence that sits on a property line between the two owners on either side.
- How tall
- New Haven sets one number and applies it everywhere the rule reaches. The figure is 8 feet, for fence or enclosure wall in a required yard.
- Permits
- Connecticut runs one building code across the whole state.
- Pool barriers
- New Haven sets no statewide pool barrier rule. The chapters that were read are listed below. Cities and counties decide this one.
- Spite fences
- Connecticut lets a landowner sue the neighbor next door over a structure built out of spite.
- Measured from what
- Connecticut names the surface to measure a fence from, and it does it twice in the same chapter. The figure is 6.5 feet, for barbed wire along a sidewalk, measured above the ground. It reaches barbed wire installed along a sidewalk only.
- Corner lots
- On a corner lot in any residence district except RH-2, nothing may be planted or built that obstructs vision between two and a half feet and ten feet above the upper face of the nearest curb, inside a triangle whose two street lines run twenty five feet back from where they meet. The figure is 25 feet, for leg of the corner visibility triangle.
- Retaining walls
- A wall that holds back earth in Connecticut needs a building permit once it passes three feet. The figure is 3 feet, for height at which a wall that holds back earth needs a building permit. It reaches one and two family homes and townhouses, under the house half of the state building code only.
- Materials
- Barbed wire on a fence between two neighbors in Connecticut takes the neighbor's written consent when it runs within twenty five rods of that neighbor's house or barn. It reaches fences on the line between two properties only.
- Livestock
- Connecticut tells landowners to build and keep up fences good enough to hold their fields and keep livestock from roaming. The figure is 4 feet, for height of the upper strand on a wire fence outside a city.
Who owns the fence between two properties in New Haven?
Compare fences on the property line across all 50 states
Connecticut answers this in its own law. The words that do it are quoted below.
Connecticut splits a fence that sits on a property line between the two owners on either side. Each one builds and keeps up half of it. The middle of the fence goes on the dividing line. The law calls this a divisional fence.
This one is Connecticut law, not New Haven law. All Connecticut findings
Adjoining proprietors shall each make and maintain half of a divisional fence, the middle line of which shall be on the dividing line
Also on fences on the property line in New Haven
- set in state lawThe same law lists what counts as a fence good enough to hold livestock. Inside cities and next to house lots, a tight board fence stands four and one half feet high, and an open picket fence or a slat rail fence stands four feet high with limits on the gaps. Outside cities the list allows a rail fence four and one half feet high, a stone wall four feet high, or a wire fence of four strands. These heights are floors for holding animals, not caps on a yard fence. Conn. Gen. Stat. 47-43Connecticut · Statute
- set in state lawWhen a division fence falls into disrepair, the neighbor can call on the town selectmen to look at it. The selectmen give written notice to the person who has to fix it. Fifteen days pass, and if no repair happens the neighbor can do the work and collect double the cost. That sum becomes a lien on the land. Conn. Gen. Stat. 47-51Connecticut · Statute
- no rule, documents checkedSection 25 sets distances from the lot line for several things and a fence is not one of them. A projection from a building may reach into a required yard by a limited amount and in no case within five feet of any lot line. An accessory building has to keep five feet from a side lot line in some cases and may never come closer than two feet to any lot line unless it is built directly on it. The subsection dealing with fences and enclosure walls, sitting between those two, states a height and stops. Nothing says how close a fence may come to the boundary, which in practice means it may sit on the line, and nothing states which side of a fence has to face the neighbor. The only positional rule that catches a fence is the corner visibility triangle. Section 25New Haven · Zoning code
How tall can a fence be in New Haven?
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New Haven answers this in its own law. The words that do it are quoted below.
New Haven sets one number and applies it everywhere the rule reaches. A fence or enclosure wall in a required yard may not exceed eight feet. There is no separate front yard figure, no side yard figure and no rear yard figure, so a front yard fence in New Haven may stand as tall as a back yard one, which almost no other city in this set allows. The limit is written as a restriction on required yards, meaning the strip the district rules keep clear between the building and the lot line, and the ordinance sets no height at all for a fence standing outside a required yard. The dedicated fence section does no work of its own. Section 26 is a single sentence saying fences and enclosure walls are subject to section 25 if they sit in a required yard and to section 28 on corner visibility, which is the whole of it.
Fences and enclosure walls located in required yards shall not exceed eight feet in height.
8 ftfence or enclosure wall in a required yard
Also on fence height in New Haven
- no rule, documents checkedConnecticut sets no cap on how tall a fence at a house can be. Local zoning sets it. The fence chapter gives heights only for what counts as a fence good enough to hold livestock, and those are floors, not ceilings. The two spite fence laws give no height at all and turn on proving the structure went up out of spite, so they work as a nuisance claim rather than a building limit. Conn. Gen. Stat. 47-43 through 47-56Connecticut · Statute
Do I need a permit for a fence in New Haven?
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Connecticut answers this in its own law. The words that do it are quoted below.
Connecticut runs one building code across the whole state. The State Building Inspector and the Codes and Standards Committee write it together, and the Commissioner of Administrative Services signs off. It is built on a national model code and covers how buildings and structures are designed, built and changed. Changes to it are held to a short list of subjects the law names.
This one is Connecticut law, not New Haven law. All Connecticut findings
adopt and administer a State Building Code based on a nationally recognized model building code for the purpose of regulating the design, construction and use of buildings or structures to be erected and the alteration of buildings or structures already erected
Also on permits in New Haven
- no rule, documents checkedNothing in the zoning ordinance requires a permit to build a fence, sets a fee for one or names an official who approves one. Searching the ordinance for a fence permit returns the special permit rules for wireless antennas, outdoor storage and gun shops, and nothing about fences. That is consistent with how thin the fence provisions are: a single sentence of cross references and an eight foot ceiling give a zoning enforcement officer very little to check in advance. It is recorded as silence in the zoning ordinance rather than as a finding that no permit exists in New Haven at all, because the city publishes its Code of Ordinances as a separate document and a building permit requirement could sit there. Section 26, Fences and enclosure wallsNew Haven · Zoning code
Pool fence requirements in New Haven
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New Haven law has no rule about this. The chapters that were read are listed below. Cities and counties decide it instead.
Connecticut puts its public pool barrier rule in the Public Health Code at Section 19-13-B33b. Both the Department of Public Health copy and the state eRegulations copy of that section are published only as PDF files. Neither PDF could be read here, so no barrier height is quoted and no text is repeated from memory.
This one is Connecticut law, not New Haven law. All Connecticut findings
Documents read before writing that:
- Conn. Agencies Regs. 19-13-B33bConnecticut Department of Public Health
- Conn. Agencies Regs. 19-13-B33bConnecticut eRegulations System
Spite fence laws in New Haven
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Connecticut answers this in its own law. The words that do it are quoted below.
Connecticut lets a landowner sue the neighbor next door over a structure built out of spite. The neighbor has to have put it up on purpose to annoy the landowner or hurt the way the land is used or sold. The law names no height and no fence in particular, so any structure can count. Courts read it together with Section 52-480, which lets a judge order the structure down.
This one is Connecticut law, not New Haven law. All Connecticut findings
An action may be maintained by the proprietor of any land against the owner or lessee of land adjacent, who maliciously erects any structure thereon, with intent to annoy or injure the plaintiff in his use or disposition of his land.
Also on spite fences in New Haven
- set in state lawA Connecticut court can order a spite structure stopped or taken down. The rule reaches an owner, a renter, or anyone else with the right to hold the land. The structure has to be meant to annoy and hurt the person on the land next door. This law names no height either. Conn. Gen. Stat. 52-480Connecticut · Statute
How fence height is measured in New Haven
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Connecticut answers this in its own law. The words that do it are quoted below.
Connecticut names the surface to measure a fence from, and it does it twice in the same chapter. Section 47-48 bans barbed wire along a sidewalk unless it is at least six and one half feet above the ground. Section 47-43 describes fences meant for use next to house lots and puts the lower slat of a slat rail fence no more than six inches from the ground. The ground is the starting point in both. Neither one covers a solid privacy fence. That one is sized by the local zoning commission under section 8-2, and the commission picks the measuring surface as well.
This one is Connecticut law, not New Haven law. All Connecticut findings
No barbed wire shall be installed along any sidewalk unless it is at least six and one-half feet above the ground.
6.5 ftbarbed wire along a sidewalk, measured above the ground
Also on how height is measured in New Haven
- no rule, documents checkedThe eight foot limit carries no reference point. No grade is named, no finished grade, no ground level and no established street grade, so an owner on a slope has nothing in the text to measure against. A berm is not addressed and a fence on top of a retaining wall is not addressed, which matters here because necessary retaining walls are expressly carved out of the corner visibility rule and so are clearly contemplated. The contrast within the same article is sharp. The corner rule is precise about its datum, measuring the protected band from the upper face of the nearest curb, and precise about the triangle, running twenty five feet back along each street line. The rule that decides whether an ordinary fence is legal is the one left without a reference. Section 25(c)New Haven · Zoning code
Fence rules for corner lots in New Haven
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New Haven answers this in its own law. The words that do it are quoted below.
On a corner lot in any residence district except RH-2, nothing may be planted or built that obstructs vision between two and a half feet and ten feet above the upper face of the nearest curb, inside a triangle whose two street lines run twenty five feet back from where they meet. Protecting a band with a ceiling as well as a floor is the careful version of this rule, because it lets a canopy tree stand in the triangle so long as the trunk is clear underneath. The ordinance then says so directly, excluding tree trunks without their leaves and branches, along with poles, posts and guys for street lights and utilities, from counting as obstructions. Necessary retaining walls are also carved out. Measuring from the curb rather than from the ground means a lot sitting above the road is judged against the road.
On a corner lot in any residence district, other than the RH-2 District, no planting shall be placed or maintained, and no fence, building, wall or other structure other than necessary retaining walls shall be constructed after the effective date of these regulations, if such planting or structure thereby obstructs vision at any point between a height of two and one-half feet and a height of ten feet above the upper face of the nearest curb and within the triangular area bounded on two sides by two street lines, or by projection of such lines to their point of intersection, and on the third side by a straight line connecting points of such street lines (or their projections) each of which points is 25 feet distant from the point of intersection of the two street lines.
25 ftleg of the corner visibility triangle
Also on corner visibility in New Haven
- left to the townThe town decides corner clearance in Connecticut, and state law gives it that power twice. Section 7-148 lets a town set lines past which no structure may be put up, and separately makes keeping the streets clear a town job. Section 8-2 adds the zoning power over the height of structures and the size of yards. Neither one gives a distance, an angle or a triangle, so the shape of a corner clearance is whatever the local ordinance says. Conn. Gen. Stat. 7-148Connecticut · Statute
Retaining wall rules in New Haven
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Connecticut answers this in its own law. The words that do it are quoted below.
A wall that holds back earth in Connecticut needs a building permit once it passes three feet. The model code the state starts from allows four feet and measures from the bottom of the footing. Connecticut cuts that to three feet and measures from the finished ground at the bottom of the wall to the finished ground at the top. A wall holding extra weight pushed onto the ground behind it needs a permit at any height. The state code sets the same three foot line for commercial work.
This one is Connecticut law, not New Haven law. All Connecticut findings
Retaining walls that are not higher than 3 feet (914 mm) measured from finished grade at the bottom of the wall to finished grade at the top of the wall, unless supporting a surcharge.
2022 Connecticut State Building Code, amendment to IRC Section R105.2
3 ftheight at which a wall that holds back earth needs a building permit
Also on retaining walls in New Haven
- set in state lawA wall that holds back earth in Connecticut needs a rail on top once the drop across it is more than four feet, but only when a walking surface, parking lot or driveway sits within two feet of the high side. The state wrote that rule itself, since the model code has none. Grass, planting beds and landscaped areas do not count as a walking surface, so a plain lawn above a wall needs no rail. 2022 Connecticut State Building Code, added IRC Section R404.4.1Connecticut · Building code
Fence materials allowed in New Haven
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Connecticut answers this in its own law. The words that do it are quoted below.
Barbed wire on a fence between two neighbors in Connecticut takes the neighbor's written consent when it runs within twenty five rods of that neighbor's house or barn. A rod is sixteen and a half feet, so that is about four hundred feet. The consent is not needed when either place is used for raising livestock.
This one is Connecticut law, not New Haven law. All Connecticut findings
No person shall use barbed wire in the construction of fences, or have barbed wire upon existing fences, between his own premises and those of an adjoining proprietor, within twenty-five rods of any house or barn belonging to such proprietor, unless either premises are used in connection with raising livestock, without first obtaining his written consent.
Also on materials in New Haven
- no rule, documents checkedThe zoning ordinance names no fence material, permits none by name and prohibits none. There is no barbed wire rule, no razor wire rule and no ban on an electrified fence anywhere in it, which is unusual, since a wire prohibition is the most common single fence provision in American zoning. Nor is there any rule on opacity, color of the fence or which face is finished. The one place the ordinance describes a fence by what it has to achieve rather than what it is made of is the parking rule, which asks for a suitable fence, wall or evergreen planting at least five feet high to screen noise where parking spaces sit outside a building. That is a screening standard attached to a use rather than a material standard for fences generally. Section 26, Fences and enclosure wallsNew Haven · Zoning code
Livestock and boundary fence law in New Haven
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Connecticut answers this in its own law. The words that do it are quoted below.
Connecticut tells landowners to build and keep up fences good enough to hold their fields and keep livestock from roaming. Outside cities, a fence counts when it is a rail fence four and a half feet high, a stone wall four feet high, or a wire fence of four strands. The wire version spaces the strands no more than twelve inches apart, puts the top strand at least four feet up, and sets posts no more than sixteen feet apart. Inside cities the list runs to a tight board fence four and a half feet high, a picket fence four feet high with gaps under four inches, and chain link at least four feet high on steel posts set in concrete.
This one is Connecticut law, not New Haven law. All Connecticut findings
a wire fence consisting of four strands not more than twelve inches apart, stretched tightly, the lower strand not more than twelve inches and the upper strand not less than four feet from the ground, with good substantial posts not more than sixteen feet apart
4 ftheight of the upper strand on a wire fence outside a city
Also on agricultural fencing in New Haven
- set in state lawThe answer in Connecticut depends on the fence. When the fence around the land is good enough, the owner of the animals pays for all the damage they do inside it. When it is not, the landowner collects nothing. Four things undo that: the animals were loose against the law, they were unruly animals no ordinary fence would hold, the animal owner drove them in, or they came in through a part of the fence that was good enough. In those cases the landowner may hold the animals and collect the damage plus a pound fee. Conn. Gen. Stat. 47-55Connecticut · Statute
Documents behind this page
10 documents, of which 2 were published by New Haven itself. Each was read on the date shown.
- Connecticut General AssemblyConnecticut General Statutes, Chapter 823, Section 47-43
- City of New HavenNew Haven Zoning Ordinance, Article IV, Residence Districts: General Provisions, Section 25, Structures within required yards
- Connecticut General AssemblyConnecticut General Statutes, Chapter 925, Statutory Rights of Action and Defenses
- Connecticut General AssemblyConnecticut General Statutes, Chapter 916, Injunctions
- Connecticut General AssemblyConnecticut General Statutes, Chapter 541, Section 29-252
- City of New HavenNew Haven Zoning Ordinance, Article IV, Residence Districts: General Provisions, Section 28, Corner visibility
- Connecticut Department of Public HealthPublic Health Code, Section 19-13-B33b, Public pools
- Connecticut eRegulations SystemRegulations of Connecticut State Agencies, Section 19-13-B33b, Public pools
- Connecticut General AssemblyConnecticut General Statutes, Title 7, Chapter 98, Section 7-148, Scope of municipal powers
- Connecticut Department of Administrative Services, Office of the State Building Inspector2022 Connecticut State Building Code, Amendments to the 2021 International Residential Code
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 New Haven publishes, plus the Connecticut rules that apply where the city sets none. Fence laws in Connecticut 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