Carroll County vs Grafton County

A side-by-side comparison of Carroll County and Grafton County: population, income, housing, and more.

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

Grafton County has the higher population (91,759 vs 51,259 in Carroll County). Grafton County has the higher median household income ($84,021 vs $82,961 in Carroll County). Carroll County has the higher median home value ($348,900 vs $298,500 in Grafton County).

Population, income & housing

	Carroll County	Grafton County
Population	51,259	91,759
Median age	54.2 yrs	44.0 yrs
Median household income	$82,961	$84,021
Median home value	$348,900	$298,500
Median gross rent	$1,179	$1,292
Housing units	40,110	51,478
Homeownership rate	81.2%	71.0%
Bachelor's degree or higher	38.8%	44.8%
Unemployment rate	5.3%	2.9%

Trends (ACS 5-year, 2019–2023)

	Carroll County	Grafton County
Population	48,138 → 51,259 (+6.5%)	89,777 → 91,759 (+2.2%)
Median household income	$63,153 → $82,961 (+31.4%)	$63,389 → $84,021 (+32.5%)
Median home value	$242,800 → $348,900 (+43.7%)	$220,300 → $298,500 (+35.5%)
Median gross rent	$948 → $1,179 (+24.4%)	$953 → $1,292 (+35.6%)

Carroll County

Population

48,13851,259

Median household income

$63,153$82,961

Median home value

$242,800$348,900

Median gross rent

$948$1,179

Grafton County

Population

89,77791,759

Median household income

$63,389$84,021

Median home value

$220,300$298,500

Median gross rent

$953$1,292

Age & race/ethnicity

Age distribution (share)

	Carroll County	Grafton County
Under 5	3.4%	3.8%
5 to 17	11.7%	12.0%
18 to 24	5.5%	12.3%
25 to 34	9.2%	12.1%
35 to 44	9.6%	10.9%
45 to 54	11.7%	11.1%
55 to 64	18.8%	15.3%
65 to 74	18.8%	13.4%
75 and over	11.3%	9.1%

Race & ethnicity (share)

	Carroll County	Grafton County
White (non-Hispanic)	94.3%	88.1%
Black or African American	0.5%	1.2%
American Indian & Alaska Native	0.2%	0.1%
Asian	0.8%	3.5%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.1%	0.4%
Two or more races	2.3%	3.8%
Hispanic or Latino	1.7%	2.8%

Educational attainment (age 25+)

Share of adults 25+

	Carroll County	Grafton County
No high school diploma	4.4%	6.1%
High school graduate	25.6%	25.8%
Some college or associate's	31.1%	23.2%
Bachelor's degree	22.3%	21.7%
Graduate or professional degree	16.5%	23.2%

Commute to work

How workers get to work (share)

	Carroll County	Grafton County
Drove alone	74.7%	68.2%
Carpooled	6.7%	9.4%
Public transit	0.4%	0.6%
Walked	2.1%	4.9%
Bicycle	0.0%	0.5%
Worked from home	15.0%	15.0%
Other means	1.1%	1.4%

Housing

Units in structure (share)

	Carroll County	Grafton County
1-unit, detached	77.2%	61.0%
1-unit, attached	2.4%	7.7%
2 to 4 units	6.0%	8.8%
5 to 19 units	6.0%	9.7%
20 or more units	1.9%	5.9%
Mobile home & other	6.5%	6.9%

Poverty & households

	Carroll County	Grafton County
Poverty rate	7.5%	10.1%
Average household size	2.29	2.35
Mean commute (minutes)	26	23
Median year structure built	1981	1980