US ZIP Code
03874

Seabrook, NH

Rockingham County  ·  New Hampshire

● Active
👥 8,613 Population ↓ 3% since 2019
💰 $87,000 Median HH Income
▲ 14% above avg ↑ 19% since 2019
🎂 53.4 Median Age ↑ 6% since 2019
🏠 $435,100 Median Home Value
▲ 56% above avg ↑ 58% since 2019
🎓 37.8% College Grads
≈ Avg
📊 9.1% Unemployment
▲ 86% above avg ↑ 93% since 2019
ZIP Code Details
ZIP Code03874
CitySeabrook
StateNew Hampshire (NH)
CountyRockingham County
Area Code603
Elevation41 ft
Latitude42.883123
Longitude-70.860823
TimezoneNew York (DST)
FIPS33015
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 51.5% (4,433) Female 48.5% (4,180) ♀

Race & Ethnicity

White: 89.7%Hispanic: 3.5%Black: 0.7%Asian: 0.7%Other: 5.4%Race
White89.7%
Hispanic3.5%
Black0.7%
Asian0.7%
Other5.4%

Age Breakdown

Under 5
3%
5–17
11%
18–24
6%
25–44
20%
45–64
28%
65+
14%

Key Indicators

Median Age53.4 yrs ↑ 6% since 2019
Avg Household Size2.22
Below Poverty11.2% ▲ 12% above avg
College Grads37.8% ≈ Avg
Unemployment9.1% ▲ 86% above avg
No HS Diploma33 (0.5%)
HS Graduate2,434 (37.8%)
Some College994 (15.5%)
Associates539 (8.4%)
Bachelors661 (10.3%)
Graduate Degree1,772 (27.5%)

Education

No HS: 0.5%HS Grad: 37.8%Some College: 15.5%Associates: 8.4%Bachelors: 10.3%Graduate: 27.5%Edu
No HS0.5%
HS Grad37.8%
Some College15.5%
Associates8.4%
Bachelors10.3%
Graduate27.5%
Housing & Income

Housing Tenure

Owner: 71.1%Renter: 28.9%Tenure
Owner71.1%
Renter28.9%

Home Value Distribution

Under $50k
5%
$50k–100k
5%
$100k–150k
5%
$150k–200k
4%
$200k–300k
17%
$300k–500k
27%
Over $500k
36%

Financials

Median HH Income$87,000 ▲ 14% above avg ↑ 19% since 2019
Median Home Value$435,100 ▲ 56% above avg ↑ 58% since 2019
Home/Income Ratio5.0x (nat avg ~3.5x)
Median Rent$1,435/mo ↑ 26% since 2019
Total Units4,403
Vacant Units515
Avg HH Size2.22

Income Distribution

Under $25k
17%
$25k–50k
14%
$50k–75k
11%
$75k–100k
15%
$100k–150k
19%
$150k–200k
9%
Over $200k
15%
Employment & Commute

How People Get to Work

Drove Alone
88%
Public Transit
1%
Walked
3%
Work From Home
8%

Commute Time

Under 15 min
33%
15–30 min
38%
30–45 min
14%
Over 45 min
15%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
7%
1960s–1970s
11%
1980s–1990s
24%
2000+
55%

Summary

Total Units4,403
Vacant515
Owner Occupied71.1%
Renter Occupied28.9%
Avg HH Size2.22
Frequently Asked Questions
ZIP code 03874 is in Seabrook, NH, in Rockingham County.
ZIP code 03874 is located in New Hampshire (NH).
ZIP code 03874 is in Rockingham County, NH.
ZIP 03874 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 03874 is 8,613 people (ACS 2023).
The median household income in ZIP code 03874 is $87,000 (ACS 2023).
The median home value in ZIP 03874 is $435,100 (ACS 2023).
About ZIP Code 03874

ZIP code 03874 is located in Seabrook, New Hampshire, within Rockingham County. With a population of 8,613, this is a lightly populated ZIP code with a mature community — the median age is 53.4 years. Economically, 03874 is a middle-income ZIP code: the median household income of $87,000 is near the national average.

Real estate in ZIP code 03874 represents a premium housing market. The median home value of $435,100 is significantly above the national average. Renters can expect to pay around $1,435 per month in median rent. Homeownership is strong here — 71.1% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 58% since 2019.

The population of 03874 is primarily White (89.69%). Residents are moderately educated — 37.8% hold a bachelor's degree or higher, which is near the national average. Poverty affects some residents at 11.2%. Household income has grown by 19% since 2019.

The unemployment rate in 03874 stands at 9.1%, which is significantly above the national average. As in most parts of the country, driving alone is the dominant commute mode at 83%.

Overall, ZIP code 03874 in Seabrook, NH is characterized as middle-income, moderately educated, a mature community, and predominantly owner-occupied. With 8,613 residents, a median household income of $87,000, and a median home value of $435,100, it offers a clear picture of life in this part of New Hampshire.