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COUNTY · 1990 CENSUS

Hillsborough County

New Hampshire · 336,073 residents · 876.53 sq mi
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The short version

Hillsborough County is significantly wealthier than the US average, with a median household income of $40,404. Population has declined 12% since 2000. Median home value is $137,100. Poverty is rare here, at 5.9% of residents.

At a glance
Wealthier
above the US median
US median: $30,130
Mid-age
median age 32.2
US median: 33.0
More educated
26% hold a bachelor's degree
US average: 20%
Less affordable
home values up 33%, inflation adjusted
US median home: $93,722
Section 01

Population & growth

336,073
−12%vs 2000
vs 380,841 in 2000
1990 – 2025
383 / sq mi
−12%vs 2000
vs 434 / sq mi in 2000
US average: 221
32.2
−10%vs 2000
vs 35.9 in 2000
US average: 33.0
Population, 19902024
327K354K381K408K435K1990201020202024Hillsborough County
2024426K
1990201020202024
Section 02

Income & economy

$40,404
Unchangedinflation adjusted, since 2000
vs $53,384 in 2000
US average: $30,130
1990 – 2024
$17,404
−31%vs 2000
vs $25,198 in 2000
US average: $14,340
5.9%
−0.4 ptsvs 2000
vs 6.3% in 2000
US average: 13.2%
Section 03

Housing

$137,100
+33%inflation adjusted, since 2000
vs $135,500 in 2000
US average: $93,722
1990 – 2024
$588
+12%inflation adjusted, since 2000
vs $694 in 2000
US average: $450
63.7%
−1.2 ptsvs 2000
vs 64.9% in 2000
36.3% rent
3.4
+34%vs 2000
vs 2.5 in 2000
1990 – 2024
RELATED:See current rent listings in Hillsborough County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic92.3%(351,337)
Black1.2%(4,493)
Hispanic / Latino3.2%(12,166)
Asian2%(7,554)
Other0%
Diversity Score15.4%(58,646)
1990
White, non-Hispanic97.2%(326,580)
Black0.9%(2,960)
Hispanic / Latino1.7%(5,690)
Asian1.2%(3,905)
Other0.8%(2,628)
Diversity Score10.8%(36,269)
11
−30%vs 2000
vs 15 in 2000
1990 – 2024
Section 05

Education

26.4%
−3.7 ptsvs 2000
vs 30.1% in 2000
US average: 20.3%
High school or higher
82.2%
−4.8 ptsvs 2000
vs 87.0% in 2000
US average: 75.2%
8.3%
−1.8 ptsvs 2000
vs 10.1% in 2000
US average: 7.1%
Section 06

Commute & transportation

21.9 min
+18%vs 2000
vs 18.6 min in 2000
US average: 21.9
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

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Frequently asked

How many people live in Hillsborough County, New Hampshire?

Hillsborough County, New Hampshire has about 336,073 residents according to the 1990 Census.

What is the median household income in Hillsborough County, New Hampshire?

The typical household in Hillsborough County, New Hampshire earns about $40,404 a year. Half of households make more than that, and half make less.

Is Hillsborough County, New Hampshire expensive?

In Hillsborough County, New Hampshire, the median home is worth about $137,100, and the typical rent is about $588 a month.

How educated are people in Hillsborough County, New Hampshire?

About 26.4% of adults age 25 and over in Hillsborough County, New Hampshire hold a bachelor's degree or higher.

What is the poverty rate in Hillsborough County, New Hampshire?

About 5.9% of people in Hillsborough County, New Hampshire live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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