Hillsborough County, New Hampshire Population 2024

430,790

Hillsborough County, New Hampshire's estimated 2024 population is 430,790 with a growth rate of 0.49% in the past year according to the most recent United States census data. Hillsborough County, New Hampshire is the largest county in New Hampshire. The 2010 population was 401,064 and has seen a growth of 7.41% since that time.

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
2029441,2802,0980.48%
2028439,1822,0980.48%
2027437,0842,0980.48%
2026434,9862,0980.48%
2025432,8882,0980.49%
2024430,7902,0980.49%
2023428,6922,0980.49%
2022426,5942,0980.49%
2021424,4961,6130.38%
2020422,8835,1451.23%
2019417,7382,8210.68%
2018414,9171,3720.33%
2017413,5451,9540.47%
2016411,5912,3620.58%
2015409,2291,7740.44%
2014407,4552,0380.5%
2013405,4179780.24%
2012404,4391,6070.4%
2011402,8321,7680.44%
2010401,064
1990336,07359,46521.5%
1980276,60852,66723.52%
1970223,94145,78025.7%
1960178,16121,17413.49%
1950156,98712,0998.35%
1940144,8884,7233.37%
1930140,1654,6533.43%
1920135,5129,4407.49%
1910126,07213,43211.92%
1900112,64019,39320.8%
189093,24717,61323.29%
188075,63411,39617.74%
187064,2382,0983.38%
186062,1404,6628.11%
185057,47814,98435.26%
184042,4944,77012.64%
183037,724-16,160-29.99%
182053,8844,6359.41%
181049,2495,35012.19%
180043,89911,02833.55%
179032,871-408,409-92.55%
showing: 41 rows
2024 Growth Rate
0.49% (2,098)
County Website
Hillsborough County
2010 Population
401,064
Area
876 mi²
Density
492 people/mi²
Growth Since 2010
7.41% (29,726)
Founded
1769

Hillsborough County, New Hampshire Population 2024

Population by Race

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Race
Population
Percentage (of total)
White358,61884.83%
Two or more races27,1116.41%
Asian17,7084.19%
Black or African American10,9122.58%
Other race7,7161.83%
Native American6040.14%
Native Hawaiian or Pacific Islander640.02%
showing: 7 rows

White

Two or more races

Asian

Black or African American

Other race

Native American

Native Hawaiian or Pacific Islander

Hillsborough County, New Hampshire Population by Race

Hillsborough County, New Hampshire Population Pyramid 2024

Hillsborough County, New Hampshire Median Age

40.9

Total

40

Male

41.8

Female

Hillsborough County, New Hampshire Adults

There are 338,356 adults, (68,925 of whom are seniors) in Hillsborough County, New Hampshire.

Hillsborough County, New Hampshire Age Dependency

56.9

Age Dependency Ratio

25.6

Old Age Dependency Ratio

31.3

Child Dependency Ratio

Hillsborough County, New Hampshire Sex Ratio

Female210,45749.78%
Male212,27650.22%

Hillsborough County, New Hampshire Population by Age

Hillsborough County, New Hampshire Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All166,3442.4967.132.9
Married83,9603.183.416.6
Non Family59,1221.2948.951.1
Female15,2263.4151.348.7
Male8,0363.2761.338.7
showing: 5 rows

3.05

Average Family Size

2.49

Average Household Size

67.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Hillsborough County, New Hampshire Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Hillsborough County, New Hampshire Educational Attainment by Sex (over 25)

Hillsborough County, New Hampshire Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 60.88%.

Hillsborough County, New Hampshire Educational Attainment by Race

All

Male

Female

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$57,311

Average Earnings

$68,356

Average Male

$47,446

Average Female

Hillsborough County, New Hampshire Earnings by Educational Attainment

Hillsborough County, New Hampshire Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Hillsborough County, New Hampshire Language

86.2% of Hillsborough County, New Hampshire residents speak only English, while 13.8% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 5.63% of the population.

Hillsborough County, New Hampshire Language

Hillsborough County, New Hampshire Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White339,10219,1455.65%
Hispanic32,2355,65417.54%
Multiple26,8712,83410.55%
Black10,7932,05819.07%
Other7,6141,09614.39%
Asian17,6289565.42%
Native590538.98%
showing: 7 rows

6.86%

Overall Poverty Rate

5.92%

Male Poverty Rate

7.82%

Female Poverty Rate

Poverty in Hillsborough County, New Hampshire

The race most likely to be in poverty in Hillsborough County, New Hampshire is Black, with 19.07% below the poverty level.

The race least likely to be in poverty in Hillsborough County, New Hampshire is Asian, with 5.42% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.69%. Among those working part-time, it was 8.71%, and for those that did not work, the poverty rate was 15.53%.

Hillsborough County, New Hampshire Poverty

rate

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Rate
Poverty
Less Than 9th Grade18.33%
High School9.02%
Some College5.8%
Bachelors or Greater2.48%
showing: 4 rows

Hillsborough County, New Hampshire Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed20.55%
Male Unemployed16.24%
Female Employed3.74%
Male Employed1.95%
showing: 4 rows

Hillsborough County, New Hampshire Poverty Rate by Employment Status and Sex

Hillsborough County, New Hampshire Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Hillsborough County, New Hampshire Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

50.1%

Overall Marriage Rate

51.7%

Male Marriage Rate

48.6%

Female Marriage Rate

Hillsborough County, New Hampshire Married by Age and Sex

male

female

Hillsborough County, New Hampshire Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Hillsborough County, New Hampshire Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Hillsborough County, New Hampshire Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

25,022

Number of Veterans

22,482

Male Veterans

2,540

Female Veterans

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Hillsborough County, New Hampshire Veterans by War

count

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Hillsborough County, New Hampshire Veterans by Age

count

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Hillsborough County, New Hampshire Veterans by Race

Hillsborough County, New Hampshire Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

3.75%

Veteran Poverty Rate

26.17%

Veteran Disability Rate

Hillsborough County, New Hampshire Veterans by Education

LaborForceParticipation

70.5%

Labor Force Participation

67.8%

Employment Rate

3.7%

Unemployment Rate

Hillsborough County, New Hampshire Employment by Age

LaborForceParticipation

Hillsborough County, New Hampshire Employment by Race

LaborForceParticipation

Hillsborough County, New Hampshire Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

39.82%

Born in Hillsborough County, New Hampshire

89.97%

Native Born

10.03%

Foreign Born

4.33%

Non Citizen

5.7%

Naturalized

Place of Birth

89.97% of Hillsborough County, New Hampshire residents were born in the United States, with 39.82% having been born in New Hampshire. 4.33% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Hillsborough County, New Hampshire Place of Birth

Sources