Halsey Lane
Halsey Lane runs from the Water Mill windmill green south into the Mecox farm country of Bridgehampton, where 27.3 acres carry a 2024 Town farmland easement.
Halsey Lane starts at Montauk Highway beside the Water Mill green, where the Corwith Windmill stands at 695 Montauk Highway, and runs south out of the hamlet center into the Mecox farm country that Water Mill and Bridgehampton share. The whole road is unincorporated Town of Southampton territory. The mailing address changes along it; the government does not.
The road has two characters. The north end is part of Water Mill's old center, with houses the Town's 2014 historic survey placed inside a potential Water Mill Historic District. The south end is open field. In 2024 the Town recorded a farmland conservation easement on 27.3 acres there, at 181 and 305 Halsey Lane.
Where it runs
At the north end, Halsey Lane meets Montauk Highway at the Water Mill green. Hildreth Lane joins it further south. In the Mecox section it crosses Pauls Lane; a 1923 photograph places that corner in "Mecox, Bridgehampton." The south end, and whether the road reaches Mecox Bay, still needs to be confirmed on the tax map.
The name causes confusion. Halsey Neck Lane is a separate road in Southampton Village, and Halsey Street is another. This page covers Halsey Lane in Water Mill and Bridgehampton only.
The Water Mill end
The 2014 draft Historic Resources Survey, prepared for the Town, mapped a potential Water Mill Historic District around the hamlet core. It includes several Halsey Lane houses near the highway: a ca. 1888 Dutch Colonial Revival house known as Cedarlea, a ca. 1900 Queen Anne and Shingle-style house with an octagonal tower, a 1911 Dutch Colonial Revival house, and a farmhouse on a large farm that the 1916 Belcher-Hyde map shows on Halsey Lane.
That district is a survey finding. It has not been designated. Today Halsey Lane carries no Town historic-district review. The Corwith Windmill, built around 1800 and moved to the green in 1813, is individually listed on the State and National Registers. A buyer of an older house here should read the survey entry, because the Town has used these surveys when it designates landmarks and districts. The Bridgehampton district designated in 2023 started the same way.
The protected farmland
At its December 21, 2023 meeting, the Town Board authorized Community Preservation Fund money to buy the development rights on 27.3 acres at 181 and 305 Halsey Lane. Peconic Land Trust owned the land at the time. The Community Preservation Fund (CPF) is the Town's land-protection account. A 2% real estate transfer tax pays into it, and it buys land outright or buys only the development rights. The Town's CPF status report records the closing on April 19, 2024.
The instrument is a Town of Southampton conservation easement with affirmative and affordable farming covenants and resale restrictions, recorded May 8, 2024. In plain terms:
- Building rights: the easement extinguishes residential building rights on the 27.3 acres.
- Use: the land must be farmed, mainly for food. Equestrian use, vineyards, nurseries and sod farming are barred.
- Resale: any resale is capped in price and limited to qualified farmers.
This is about as strong as farmland protection gets on the South Fork. It is still protection of one tract. Neighboring fields need their own instruments checked, and an agricultural view across a parcel that is merely unbuilt today is not a protected view. The agricultural-reserves guide explains how these instruments differ.
Zoning, coast and diligence
Halsey Lane parcels fall under Town of Southampton zoning. Lot size and building limits come from the zoning district on the Town map, not from the road. The road's south end lies in the low land around Mecox Bay, so flood zone, wetlands and the bay's water level can matter on southern parcels in a way they do not near Montauk Highway. Mecox Bay's level depends partly on when the Town Trustees open the inlet to the ocean (see Flying Point Road).
Before contracting on Halsey Lane, establish:
- the parcel's place on the road: Water Mill center, mid-lane, or the Mecox fields;
- whether the house is in the 2014 survey, and what that implies if the Town designates a district later;
- which neighboring fields carry recorded easements, and which are simply unbuilt;
- the flood zone and wetland setbacks on southern parcels;
- the Suffolk County sanitary record for every structure.
Nearby lanes
Pauls Lane crosses Halsey Lane at Mecox. Mecox Road and Bay Lane lead toward the bay. Flying Point Road and Cobb Road form the Water Mill estate grid west of the green. For the hamlets, see Water Mill and Bridgehampton.
Considering a Halsey Lane property?
Request a private pricing review from The Roebling Research Desk for the specific Halsey Lane parcel: its position between the Water Mill center and the Mecox fields, its historic-survey status, the farmland instruments around it, flood and wetland conditions, and the recorded sales that are actually comparable.
Recorded sales
Recorded sales through July 2026
36 recorded arm’s-length sales of 29 distinct properties since October 2016 (30 house, 4 partial interest, 2 land).
Houses sold 2023–2025: 6 single-parcel sales, from $1.8M to $12.8M. Too few for a median; the sales are listed below.
Historical transaction median, Jun 23, 2017 to Apr 10, 2026: $6,220,000 (30 single-parcel house sales). A decade-wide figure, not a current value.
| Sale date | Address | Type | Recorded price | Beds (roll) | Built (roll) | Flood zone |
|---|---|---|---|---|---|---|
| Apr 10, 2026 | 127 Halsey Lane | House | $25,750,000 | 3 | 1993 | X (0.2%) |
| May 23, 2025 | 637 Halsey Lane | House | $12,850,000 | 8 | 2024 | X |
| Jan 16, 2025 | 129 Halsey Lane | House | $5,400,000 | 5 | 2007 | X |
| Dec 4, 2024 | 82 Halsey Lane | House | $5,495,000 | 7 | 2025 | X |
| Oct 11, 2024 | 55 Halsey Lane | House | $4,235,000 | 4 | 2006 | X |
| Sep 20, 2024 | 120 Halsey Lane | House | $7,550,000 | 3 | 1993 | X |
| May 25, 2023 | 82 Halsey Lane | House | $1,800,000 | 7 | 2025 | X |
| Sep 29, 2022 | 104 Halsey Lane | House | $15,500,000 | 12 | 2015 | X |
| Aug 9, 2022 | 350 Halsey Lane | House | $3,370,000 | 3 | 2015 | X |
| May 5, 2022 | 851 Halsey Lane | House | $14,000,000 | 8 | 2022 | X |
| Mar 31, 2022 | 120 Halsey Lane | House | $7,425,000 | 3 | 1993 | X |
| Mar 30, 2022 | 55 Halsey Lane | House | $3,700,000 | 4 | 2006 | X |
| Feb 7, 2022 | 50 Halsey Lane | House | $2,225,000 | 4 | 1999 | X |
| Nov 2, 2021 | 612 Halsey Lane | Partial interest | $26,000,000 | 15 | 2017 | X |
| Oct 27, 2021 | 35 Halsey Lane | House | $1,800,000 | 4 | 2006 | X |
| Dec 30, 2020 | 623 Halsey Lane | House | $6,700,000 | 7 | 2007 | X |
| Dec 21, 2020 | 61 Halsey Lane | House | $2,950,000 | 5 | 2003 | X |
| Nov 24, 2020 | 440 Halsey Lane | House | $7,650,000 | 8 | 2009 | X |
| Jun 29, 2020 | 185 Halsey Lane | House | $6,300,000 | 7 | 2021 | X |
| Jun 9, 2020 | 678 Halsey Lane | House | $7,750,000 | 8 | 2020 | X |
| Jan 17, 2020 | 637 Halsey Lane | House | $3,455,000 | 8 | 2024 | X |
| Aug 12, 2019 | 185 Halsey Lane | House | $2,960,000 | 7 | 2021 | X |
| Feb 11, 2019 | 139 Halsey Lane | House | $7,250,000 | 5 | 2019 | X |
| Nov 28, 2018 | 715 Halsey Lane | House | $4,700,000 | 4 | 1996 | X |
| Aug 8, 2018 | 236 Halsey Lane | House | $7,800,000 | 9 | 2019 | X |
| May 4, 2018 | 137 Halsey Lane | House | $3,190,000 | 4 | 2002 | X |
| May 4, 2018 | 143 Halsey Lane | Partial interest | $2,610,000 | 2 | 2005 | X |
| Mar 1, 2018 | 106 Halsey Lane | House | $8,000,000 | — | 2009 | X |
| Feb 15, 2018 | 51 Halsey Lane | Partial interest | $26,100,000 | — | 2005 | AE |
| Feb 15, 2018 | 55 Halsey Lane | Partial interest | $9,800,000 | — | — | AE |
| Feb 7, 2018 | 102 Halsey Lane | House | $3,350,000 | 6 | 2017 | X |
| Dec 21, 2017 | 57 Halsey Lane | Land · house on the 2025 roll† | $10,000,000 | — | 2021 | AE |
| Dec 18, 2017 | 206 Halsey Lane | House | $6,550,000 | 8 | 2015 | X |
| Aug 28, 2017 | 104 Halsey Lane | House | $10,450,000 | 12 | 2015 | X |
| Jun 23, 2017 | 280 Halsey Lane | House | $6,140,000 | 8 | 2016 | X |
| Jan 13, 2017 | 851 Halsey Lane | Land · house on the 2025 roll† | $4,400,000 | 8 | 2022 | X |
† Recorded as land when it sold (vacant, or a house the buyer took down); the 2025 assessment roll now shows a house. Land sales never enter a house median. Sale date is the date of sale on the transfer form. Beds and year built come from the assessment roll where it records them. Source: New York State real property transfer record (form RP-5217, filed with every deed), arm's-length sales as flagged by the state. These figures are a separate series from the Roebling Index, which is built from published market reports. How these tables are built.
Flood and coastal exposure
4 of 97 residential and vacant parcels sit in FEMA’s 1% annual-chance flood area (zones VE, AE, A or AO), where a mortgage from a federally regulated or insured lender requires flood insurance on the building.
| FEMA zone | Parcels | What it means for an owner |
|---|---|---|
| AE — 1% annual-chance flood, base flood elevation set | 4 | A 1% chance of flooding in any year (about 26% over a 30-year mortgage). Flood insurance is required with a federally backed mortgage. A new or substantially improved house must have its lowest floor at or above the base flood elevation shown on the map; local codes can require more. |
| X (shaded) — 0.2% annual-chance flood | 4 | A 0.2% annual chance of flooding (the “500-year” flood). Flood insurance is not federally required, but it is usually available at lower rates and a lender may still ask for it. |
| X — minimal flood hazard | 89 | Outside the mapped flood areas. Flood insurance is not federally required. Flooding can still happen from heavy rain and drainage. |
Loans. In zones VE, AE, A and AO, any mortgage made, insured or bought by a federally regulated lender, Fannie Mae, Freddie Mac, FHA or VA requires flood insurance on the building for the life of the loan. A lender can require it in zone X as well. A cash buyer is not required to insure.
Premiums. Since 2021 the National Flood Insurance Program prices each house on its own features (elevation, distance to water, cost to rebuild), so the zone is a starting point, not the price. Private flood policies are an alternative. An elevation certificate is the document every insurer asks for.
Renovating. In the 1% flood area, if work on a house costs half or more of the building’s market value, or a storm damages it that badly, the whole house must be brought up to current flood rules, which usually means raising it. Plan a renovation budget against that line.
Zone at each tax parcel’s center point; part of a parcel can sit in a different zone. Source: FEMA National Flood Hazard Layer (Suffolk County, map 36103C), retrieved 2026-11-12; flood insurance rate map panels effective Sep 25, 2009. A parcel-level determination needs the current map panel, any Letter of Map Revision or Amendment, and an elevation certificate. State coastal erosion hazard areas are mapped separately and are not shown here. Flood and coastal-erosion guide.
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What buying, owning or selling here costs.
Peconic Bay CPF, mansion tax, title, MRT.
NY transfer tax, commission, attorney.
Taxes, flood and wind coverage, septic, upkeep.
Sell now, or rent the seasons and sell later.
A summer rental against owning the house.
Federal, NY, NYC and the nonresident payment.
Own on Halsey Lane?
Request a pricing review of your property, prepared from the recorded sales on and around the road and what the public record shows about the parcel. Or ask about buying here.
646.939.7375 · c.cohen@compass.com
Considering a Hamptons purchase or sale?
A 30-minute consultation is the right starting point — the specific place, road or property you’re weighing, what the public record does and doesn’t settle, the diligence that matters on the South Fork, and connecting you with the right Compass East End specialist.

The Roebling Team at Compass is led by Corey Cohen, a New York licensed associate real estate broker. For the Hamptons we bring along a vetted Compass agent who specializes in the East End. This page and its calculators are research, not an offer of representation.