Seabrook Beach, NH Profile: Facts, Map & Data


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Seabrook Beach, New Hampshire - Basic Facts

The Seabrook Beach Census Designated Place had a population of 1,055 as of July 1, 2017. Seabrook Beach ranks in the lower quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in New Hampshire. See peer rankings below.

The primary coordinate point for Seabrook Beach is located at latitude 42.881 and longitude -70.8246 in Rockingham County. The formal boundaries for the Seabrook Beach Census Designated Place (see map below) encompass a land area of 0.96 sq. miles and a water area of 0.43 sq. miles. Rockingham County is in the Eastern time zone (GMT -5). The elevation is 10 feet.

The Seabrook Beach Census Designated Place (GNIS ID: 2629739) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Seabrook Beach Census Designated Place is located within Town of Seabrook, a minor civil division (MCD) of Rockingham County.

Beneath the boundary map are tables with Seabrook Beach population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

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Seabrook Beach Census Designated Place, NH Boundary Map

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Seabrook Beach, NH Data & Demographics (As of July 1, 2017)


Total Population 1,055
Daytime Population: Workers 317
Daytime Population: Residents 587
Total Daytime Population (TDP) 904
Ratio TDP/Total Population1 0.86
Population in Households 1,055
Population in Familes 718
Population in Group Qrtrs 0
Population Density2 1,099
Diversity Index3 6


Median Household Income $59,708
Average Household Income $89,438
Per Capita Income $47,163


Total Housing Units 1,108 (100%)
Owner Occupied HU 389 (35.1%)
Renter Occupied HU 173 (15.6%)
Vacant Housing Units 547 (49.4%)
Median Home Value $599,891
Average Home Value $585,540


Total Households 561
Average Household Size 1.88
Family Households 283
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.85% 0.8%
Households 0.95% 0.94%
Families 0.5% 0.7%
Median Household Income   2.46%
Per Capita Income   3.78%

Seabrook Beach, NH - Peer Comparisons by Rank and Percentile

The table below compares Seabrook Beach to the other 97 incorporated cities, towns and CDPs in New Hampshire by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 66 33rd
Population Density # 29 71st
Diversity Index # 95 3rd
Median Household Income # 42 58th
Per Capita Income # 4 97th

Additional comparisons and rankings can be made with a VERY EASY TO USE New Hampshire Census Data Comparison Tool.

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