Newmarket vs Seabrook Beach

A side-by-side comparison of Newmarket and Seabrook Beach: population, income, housing, and more.

Newmarket and Seabrook Beach are places in New Hampshire. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Newmarket has the higher population (5,730 vs 909 in Seabrook Beach). Seabrook Beach has the higher median household income ($114,167 vs $83,871 in Newmarket). Seabrook Beach has the higher median home value ($903,300 vs $364,800 in Newmarket).

Population, income & housing

	Newmarket	Seabrook Beach
Population	5,730	909
Median age	35.9 yrs	61.9 yrs
Median household income	$83,871	$114,167
Median home value	$364,800	$903,300
Median gross rent	$1,668	$1,536
Housing units	2,938	901
Homeownership rate	37.9%	80.9%
Bachelor's degree or higher	51.9%	45.3%
Unemployment rate	1.7%	7.8%

Trends (ACS 5-year, 2019–2023)

	Newmarket	Seabrook Beach
Population	5,660 → 5,730 (+1.2%)	1,015 → 909 (-10.4%)
Median household income	$68,500 → $83,871 (+22.4%)	$105,855 → $114,167 (+7.9%)
Median home value	$255,400 → $364,800 (+42.8%)	$549,200 → $903,300 (+64.5%)
Median gross rent	$1,278 → $1,668 (+30.5%)	$1,154 → $1,536 (+33.1%)

Newmarket

Population

5,6605,730

Median household income

$68,500$83,871

Median home value

$255,400$364,800

Median gross rent

$1,278$1,668

Seabrook Beach

Population

1,015909

Median household income

$105,855$114,167

Median home value

$549,200$903,300

Median gross rent

$1,154$1,536

Age & race/ethnicity

Age distribution (share)

	Newmarket	Seabrook Beach
Under 5	5.7%	4.1%
5 to 17	7.7%	3.1%
18 to 24	8.8%	1.5%
25 to 34	26.1%	5.8%
35 to 44	14.9%	4.2%
45 to 54	12.3%	13.8%
55 to 64	11.0%	23.3%
65 to 74	10.6%	25.2%
75 and over	2.9%	19.0%

Race & ethnicity (share)

	Newmarket	Seabrook Beach
White (non-Hispanic)	88.9%	96.1%
Black or African American	1.0%	0.0%
American Indian & Alaska Native	0.0%	0.0%
Asian	2.7%	1.7%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.1%	0.0%
Two or more races	5.4%	0.0%
Hispanic or Latino	1.9%	2.2%

Educational attainment (age 25+)

Share of adults 25+

	Newmarket	Seabrook Beach
No high school diploma	0.8%	1.2%
High school graduate	12.9%	23.0%
Some college or associate's	34.4%	30.5%
Bachelor's degree	31.4%	20.0%
Graduate or professional degree	20.5%	25.3%

Commute to work

How workers get to work (share)

	Newmarket	Seabrook Beach
Drove alone	75.5%	66.2%
Carpooled	4.1%	5.3%
Public transit	0.6%	0.0%
Walked	5.6%	4.9%
Bicycle	0.0%	0.0%
Worked from home	14.2%	23.6%
Other means	0.0%	0.0%

Housing

Units in structure (share)

	Newmarket	Seabrook Beach
1-unit, detached	26.9%	71.3%
1-unit, attached	12.6%	2.2%
2 to 4 units	11.9%	26.5%
5 to 19 units	17.5%	0.0%
20 or more units	28.7%	0.0%
Mobile home & other	2.4%	0.0%

Poverty & households

	Newmarket	Seabrook Beach
Poverty rate	6.6%	8.5%
Average household size	2.01	1.83
Mean commute (minutes)	27	37
Median year structure built	1982	1962