Seabrook, MA · Houses & Market Data

Seabrook, Massachusetts houses and real estate market data.

Houses in Seabrook, MA (Barnstable County) — Census median home value $691,900, county listing prices roughly flat over the past year. Market data for Seabrook houses and the broader area.

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Seabrook, MA is in Barnstable County, Massachusetts — this guide covers houses in Seabrook and the whole local market: resale homes, condos, land, and new construction. The most recent Census estimate puts the population at 545, with a median household income of $-666,666,666. Census data puts Seabrook houses at a median value of $691,900 (all owner-occupied homes); Barnstable County's current median listing price runs $909,450, roughly flat over the past year.

Info from government sites and builders may have provided source info.

Market overview

Seabrook housing market

Seabrook is in Barnstable County, Massachusetts. Manifest Census and county price-trend data provide baseline context for houses in Seabrook and the surrounding county market.

Median home value (Census ACS)

$691,900

Population (Census ACS)

545

County price trend (2025)

1.8% YoY

Population, income, and median home value from the project batch manifest (Census ACS 2023 5-year). County price trend from FHFA county HPI when present in the manifest row.

At a glance

Seabrook market snapshot

Population

545

County

Barnstable County

Median Household Income

$-666,666,666

Median Home Value (city)

$691,900

Median Listing Price (Barnstable County)

$909,450

Median Gross Rent

$-666,666,666/mo

Price Trend (YoY)

-0.0%

Market data compiled from public sources; deemed reliable but not guaranteed; verify independently. See About

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Why Seabrook

What makes Seabrook different

Home Value, By Source

The Census Bureau's American Community Survey (2023 5-year estimate) puts Seabrook's median home value — across all owner-occupied homes, not just recent sales — at $691,900. Separately, Barnstable County's current median listing price (via Realtor.com data, 2026-06-01) runs $909,450. These cover different geography (city vs. county) and different measures (assessed value vs. active listings), which is why we show both rather than picking one — full source list on our data sources page.

County Price Trend

Barnstable County's FHFA house price index shows a 1.8% annual change in 2025.

Population & Income

Seabrook has an estimated population of 545 and a median household income of $-666,666,666, per the Census Bureau's American Community Survey (2023 5-year estimate).

Affordability Snapshot

Seabrook's Census-reported median home value works out to about -0.0x the area's median household income, and median gross rent runs roughly 1200% of that same income on an annualized basis. Housing economists commonly flag a price-to-income ratio above 4x as historically elevated -- useful context, not a personal affordability verdict.

Nearby

Places around Seabrook

County guide: Barnstable County — cities, market context, and local resources for the county that includes Seabrook.

USAHouses.com also helps visitors looking in nearby Barnstable County and other Massachusetts communities. Some locations may not yet have dedicated pages, but many licensed professionals in this region assist surrounding communities.

Nearby communities include Monomoscoy Island, New Seabury, Seconsett Island, Popponesset Island, Popponesset, Mashpee Neck, East Falmouth, Teaticket, Falmouth, Forestdale, West Falmouth, North Falmouth, Barnstable Town, Woods Hole, Pocasset, Monument Beach.

More Massachusetts cities with market guides: Worcester, Springfield, Cambridge, Lowell, Brockton, Quincy, Lynn, New Bedford.

Adjacent-county Census places with USAHouses.com pages: Oak Bluffs (~9.7 mi), Vineyard Haven (~10.5 mi), Edgartown (~13.6 mi), Onset (~14.2 mi), Marion Center (~15.4 mi), Wareham Center (~16.0 mi), White Island Shores (~16.3 mi), Mattapoisett Center (~16.7 mi), Weweantic (~16.8 mi), West Wareham (~19.6 mi), The Pinehills (~22.0 mi), Acushnet Center (~22.2 mi), Bliss Corner (~23.0 mi), New Bedford (~23.3 mi), Smith Mills (~26.2 mi), Madaket (~26.5 mi).

New construction: New homes near Seabrook (Boston) · Massachusetts new construction.

Census & home facts

Seabrook data from published sources

Population (ACS 2023)

545

Median home value (ACS 2023)

$691,900

County FHFA annual change (2025)

1.8%

County median listing price (FRED/Realtor.com) (2026-06-01)

$909,450

Census place type

CDP

County

Barnstable County

Land area (Census Gazetteer 2024)

0.35 sq mi

Census GEOID

2560505

Census ACS, FHFA, and FRED figures are labeled with the year present in existing CSVs. Subject to change / confirm locally.

Local life

Life in Seabrook

Schools

Barnstable — 9 schools, 4,879 students enrolled, per the U.S. Department of Education's Common Core of Data. Barnstable addresses may be served by Barnstable, but attendance zones vary by street — confirm assigned schools with the district before making a move.

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Common questions

Seabrook FAQ

What are houses worth in Seabrook, MA?

The Census Bureau's American Community Survey puts the median value of houses in Seabrook at $691,900. Barnstable County's current median listing price runs $909,450, roughly flat over the past year.

How much do houses cost in Seabrook, MA?

For owner-occupied houses in Seabrook, Census ACS data shows a median value of $691,900. Active listing prices in Barnstable County may differ — see the market snapshot above.

What types of houses are in Seabrook, MA?

Seabrook houses include resale single-family homes, condos, mobile homes, and small multi-unit buildings, plus new construction in surrounding Barnstable County communities where builders are active. The housing-stock section below uses Census ACS structure counts when available for this city.

What is the population of Seabrook, MA?

The U.S. Census Bureau's American Community Survey (2023 5-year estimate) puts Seabrook's population at approximately 545.

What's the median rent in Seabrook, MA?

The Census ACS estimates median gross rent in Seabrook at approximately $-666,666,666 per month.

What is the median household income in Seabrook, MA?

Census ACS data puts the median household income in Seabrook at approximately $-666,666,666.

Is the Seabrook housing market growing?

Barnstable County's FHFA house price index shows a 1.8% annual change in 2025.

Is Seabrook, MA affordable relative to income?

Census ACS data puts Seabrook's median home value at about -0.0 times the median household income, with median gross rent equal to roughly 1200% of that income annually. This is a general benchmark, not a personal pre-qualification -- your own income, debt, and down payment determine what you can actually afford.

What school district serves Seabrook, MA?

Manifest and public school-directory data suggest Barnstable for many Seabrook addresses, but attendance zones vary by street — verify your assigned schools with the district before making a move.

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