Coos County vs Sullivan County

A side-by-side comparison of Coos County and Sullivan County: population, income, housing, and more.

Coos County and Sullivan County are counties in New Hampshire. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Sullivan County has the higher population (43,529 vs 31,386 in Coos County). Sullivan County has the higher median household income ($75,929 vs $58,439 in Coos County). Sullivan County has the higher median home value ($236,300 vs $169,600 in Coos County).

Population, income & housing

	Coos County	Sullivan County
Population	31,386	43,529
Median age	49.9 yrs	47.3 yrs
Median household income	$58,439	$75,929
Median home value	$169,600	$236,300
Median gross rent	$843	$1,159
Housing units	20,589	21,905
Homeownership rate	74.0%	74.8%
Bachelor's degree or higher	20.2%	30.5%
Unemployment rate	4.1%	2.3%

Trends (ACS 5-year, 2019–2023)

	Coos County	Sullivan County
Population	31,741 → 31,386 (-1.1%)	43,104 → 43,529 (+1.0%)
Median household income	$47,117 → $58,439 (+24.0%)	$61,312 → $75,929 (+23.8%)
Median home value	$128,000 → $169,600 (+32.5%)	$173,600 → $236,300 (+36.1%)
Median gross rent	$745 → $843 (+13.2%)	$990 → $1,159 (+17.1%)

Coos County

Population

31,74131,386

Median household income

$47,117$58,439

Median home value

$128,000$169,600

Median gross rent

$745$843

Sullivan County

Population

43,10443,529

Median household income

$61,312$75,929

Median home value

$173,600$236,300

Median gross rent

$990$1,159

Age & race/ethnicity

Age distribution (share)

	Coos County	Sullivan County
Under 5	3.7%	4.5%
5 to 17	12.3%	13.6%
18 to 24	5.9%	6.5%
25 to 34	10.8%	11.6%
35 to 44	11.3%	11.1%
45 to 54	13.2%	12.8%
55 to 64	17.5%	16.9%
65 to 74	15.2%	14.3%
75 and over	10.0%	8.8%

Race & ethnicity (share)

	Coos County	Sullivan County
White (non-Hispanic)	92.9%	91.8%
Black or African American	1.5%	0.8%
American Indian & Alaska Native	0.1%	0.0%
Asian	0.3%	0.5%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.2%	0.3%
Two or more races	2.8%	4.5%
Hispanic or Latino	2.3%	2.0%

Educational attainment (age 25+)

Share of adults 25+

	Coos County	Sullivan County
No high school diploma	10.5%	8.9%
High school graduate	38.7%	37.0%
Some college or associate's	30.6%	23.6%
Bachelor's degree	12.9%	19.1%
Graduate or professional degree	7.3%	11.5%

Commute to work

How workers get to work (share)

	Coos County	Sullivan County
Drove alone	76.7%	77.5%
Carpooled	9.8%	8.7%
Public transit	0.1%	0.1%
Walked	2.7%	2.4%
Bicycle	0.0%	0.0%
Worked from home	8.2%	9.6%
Other means	2.4%	1.7%

Housing

Units in structure (share)

	Coos County	Sullivan County
1-unit, detached	68.2%	73.0%
1-unit, attached	2.0%	1.3%
2 to 4 units	12.9%	8.0%
5 to 19 units	4.8%	6.5%
20 or more units	1.8%	3.1%
Mobile home & other	10.4%	8.1%

Poverty & households

	Coos County	Sullivan County
Poverty rate	12.9%	10.8%
Average household size	2.12	2.66
Mean commute (minutes)	23	26
Median year structure built	1969	1974