Deer fencing and deer-resistant planting in the Hamptons: permit rules by town, real cases, and what actually works

The rule varies by town — this is the whole point of this page

Jurisdiction	Height / permit rule	Who approves
Town of East Hampton	Permit + Architectural Review Board needed above 4 ft (front yard) or 6 ft (anywhere); default caps 6 ft (street-facing) / 8 ft (elsewhere); ARB can authorize up to 10 ft for "exceptional circumstances," explicitly including property damage from animals	Town ARB, unless 6 specific exemptions are all met (2" wire mesh, 6–8 ft, under 50% of the lot, only 2 property lines, ≥20 ft from the rest)
Town of Southampton	Permit above 4 ft; not by right above 6 ft; an 8-ft deer fence needs a ZBA variance or Planning Board site-plan approval in the Agricultural Overlay District; commercial farms get up to 10 ft high-tensile wire exempt	ZBA or Planning Board; standalone "Deer Fence Application" fee of $525 (cash/check) / $540.75 (credit), current 2026 schedule
Village of Sagaponack	General fence cap 6 ft; an 8-ft deer fence needs a ZBA variance (a real 2017 case overturned a denial); code appears to allow 8 ft by right for active agricultural production	Village ZBA
Village of Sag Harbor	General fence code: 4 ft (front, within 10 ft of the lot line), 6 ft (side/rear); no Sag-Harbor-specific deer exception found	Village Building Department
Village of North Haven (adjacent to Sag Harbor, for comparison)	8 ft flat, for any deer fence	Village

A real case, worked through: the Savage Fence Application

In August 2023, three adjacent East Hampton lots (24,150–36,468 sq ft, one owner via three LLCs) applied for 8-ft deer fencing. Lot 1: 365 linear feet enclosing 16,404 sq ft — 45% of the lot. Lot 3: 390 linear feet enclosing 18,200 sq ft — 75% of the lot, which the Town's Planning Department flagged for ARB scrutiny precisely because it failed the under-50%-of-parcel exemption test. The same review separately flagged a clearing overage under the Town's Water Recharge Overlay District, a distinct rule that caps how much of a lot can be cleared at all: for a lot under 39,999 sq ft, the limit is the greater of 10,000 sq ft or 35% of the lot area. Checked against the Department's own numbers, the formula holds exactly — 36,468 sq ft × 35% = 12,763.8 sq ft, matching Lot 1's stated limit to the decimal.

A real case, the other direction: Sagaponack's Asher decision

On December 15, 2017, Suffolk County Supreme Court Justice Gerard W. Asher overturned a Sagaponack ZBA denial of variances for an 8-ft deer fence and 6-ft driveway gates, calling the board's denial "irrational and arbitrary and capricious." It is the clearest evidence on this sheet that a properly argued deer-fence variance can, and has, succeeded against local resistance.

Why deer fencing is a growing category

East Hampton's Architectural Review Board issued 40 deer-fence permits since January 2010, up from just a few in the two years before that. The Town's own 2013 management plan separately notes that "a significant number of residents have installed deer fences without obtaining a permit" — informal demand well beyond the permitted count. The same plan documents deer-vehicle collisions in the Town rising from 25 in 2000 to 108 in 2011, an increase of more than 400%, and coined the term "the Hampton Haircut" for the browse line where deer strip forested land of native plants and saplings, letting invasive garlic mustard take over as native competition disappears.

The best local density figure on record is a 2006 study putting East Hampton's town-wide average at 51.02 deer per square mile (range 10–85) against a DEC-recommended sustainable ceiling of 20–40 — the town was running at roughly 1.3 to 2.6 times that ceiling even in 2006. No more recent town-specific survey exists; the Town's own 2010 estimate of 3,000–4,000 deer is now well over a decade old and should be read as historical, not current. Suffolk County as a whole runs lower, at an estimated 27–39 deer per square mile, a different and less location-specific figure than East Hampton's own study.

What it costs (2026)

Item	Cost
Materials only	$1.80–2.50/linear ft (one blend) to $2.50–15.00/ft (a wider, directly-fetched source)
Installed	$5–15/linear ft (blend); a tiered source gives $2.50–3.50/ft low-tier, $5–8/ft mid, $12+/ft premium
Total project, 100–200 ft run	$8,000–15,000 — this identical figure appears on two different aggregator pages, which we treat as one shared data point, not two independent confirmations
Broader range across all sources	$1,400–25,000, depending heavily on scope
Gates	$50–400 each

Deer-fence permit fees are also a real, recurring line in municipal budgets: East Hampton's 2013 plan lists "fees for hunting permits and deer fences" among its own recommended funding sources, alongside Southampton's current $525 application fee.

The other half of this service: deer-resistant planting

Rutgers Cooperative Extension rates plants on a four-tier scale: A (rarely damaged), B (seldom severely damaged), C (occasionally severely damaged), D (frequently severely damaged). Sample "A"-rated plants include ageratum, American holly, barberry, bayberry, bleeding heart, blue fescue, anise hyssop and autumn crocus. The important caveat: in winter, deer eat species they normally avoid, explicitly including privet, arborvitae, euonymus and boxwood — all extremely common in Hamptons hedges and foundation plantings. An adult deer can easily clear 7 ft standing, with 6–8 ft commonly cited and up to 12 ft with a running start, which is the biological reason the height thresholds above sit where they do.

What we have not found

We could not locate Rutgers' "D"-rated (frequently damaged) plant list this session, so we do not guess at it — the commonly repeated examples that circulate online are not printed here without a source behind them. The Village of East Hampton is reported to have amended its code to allow taller deer fences, but only the headline was recoverable, not the actual figures. Sag Harbor Village has no deer-fence-specific rule we could find, distinct from its general fence code above.