Gilmanton, NH demographics:
population, income, and more

Total population
3,999
0.8% year-over-year change
Median household income
$115,536/yr
3.2% year-over-year change
Housing units
2,329
-2.8% year-over-year change

Gilmanton population

How many people live in Gilmanton

Gilmanton is home to 3,999 residents, according to the most recent Census data. Gender-wise, 50.6% of Gilmanton locals are male, and 49.3% are female.

Total population
3,999
0.8% year-over-year change
Gender ratio
Male
50.6%
2,025
Female
49.3%
1,973
Value Percent YoY change
Male 2,025 50.6% -1.4%
Female 1,973 49.3% 3.0%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Gilmanton is 49, with the population distributed as follows: about 12.2% are children under 15, then 9.3% are in the 15 to 24 age group. Adults between 25 and 44 make up 28.7% of the population, while another 32.7% fall into the 45 to 64 bracket. Finally, around 17.2% are 65 or older.

Median age
49
Age breakdown
Under 15
12.2%
15 to 24
9.3%
25 to 44
28.7%
45 to 64
32.7%
Over 65
17.2%
Value Percent YoY change
Under 15 486 12.2% -13.4%
15 to 24 371 9.3% 21.2%
25 to 44 1,146 28.7% 7.2%
45 to 64 1,308 32.7% -6.4%
Over 65 688 17.2% 8.3%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Gilmanton, 94.4% of the population are US-born citizens, while 4.3% have gained naturalized citizenship. At the same time, 1.4% of residents are non-citizens. There’s also a share of 3.2% that includes residents with two or more races.

Citizenship
U.S.-born citizens
94.4%
Non-U.S.-born citizens
4.3%
Non-citizens
1.4%
Value Percent YoY change
U.S.-born citizens 3,773 94.4% 0.3%
Non-U.S.-born citizens 172 4.3% 38.7%
Non-citizens 54 1.4% -33.3%
Racial breakdown
White
96.1%
Black or African American
0.6%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
3.2%
Other
0%
Value Percent
White 3,844 96.1%
Black or African American 26 0.6%
Two or more races 129 3.2%

Households in Gilmanton

A peek inside Gilmanton households

Gilmanton has 1,688 households, with an average of 2 members in each. Of these, 68.8% are families, while the remaining 31.2% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
1,688
0.1% year-over-year change
Average people per household
2
Non-family households
526
Family households
1,161
Value Percent YoY change
Non-family households 526 31.2% 4.8%
Family households 1,161 68.8% -1.9%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Gilmanton

The housing landscape of Gilmanton

Gilmanton's housing consists of 2,329 units, with 96.2% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 0.7% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 3% of the housing landscape.

Housing units
2,329
-2.8% year-over-year change
Housing types
Value Percent
1 unit, detached 2,240 96.2%
1 unit, attached 16 0.7%
2 units 2 0.1%
Mobile home 71 3%
Homes built since 2020
49
0.0% year-over-year change

The age of buildings in Gilmanton

In Gilmanton, the median construction year is 1982. About 13.4% of homes were built before the 1940s, with another 3% going up by 1949. Most development happened in the second half of the 20th century. Then, 14.2% of homes were added from 2000 to 2009, 8.4% between 2010 and 2019, and 2.1% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 312 13.4% -3.1%
Built between 1940 and 1949 69 3% -4.2%
Built between 1950 and 1959 347 14.9% 1.5%
Built between 1960 and 1969 139 6% 6.1%
Built between 1970 and 1979 264 11.3% -0.4%
Built between 1980 and 1989 398 17.1% 1.8%
Built between 1990 and 1999 226 9.7% -21.0%
Built between 2000 and 2009 330 14.2% -18.3%
Built between 2010 and 2019 195 8.4% 47.7%
Built in 2020 or later 49 2.1% 0.0%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Gilmanton occupancy rates

Out of the 1,688 occupied housing units in Gilmanton, 99.2% are owner-occupied, while 0.8% are lived in by tenants. Meanwhile, 27.5% of all homes on the local market sit vacant.

Occupied housing units
1,688
0.1% year-over-year change
Occupancy breakdown
Renter occupied
14
Owner occupied
1,674
Value Percent YoY
change
Renter occupied 14 0.8% -86.5%
Owner occupied 1,674 99.2% 5.8%
Unoccupied housing units
27.5%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Gilmanton housing costs

Median housing costs per month
$1,837/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.

Education in Gilmanton

Gilmanton education at a glance

About 24.6% of the population in Gilmanton went to high school, while 26.4% pursued college studies. Another 10.7% earned an associate degree and 18.3% hold a bachelor’s. Meanwhile, 18.3% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 56 1.7% -17.6%
High school diploma 812 24.6% 4.5%
College diploma 872 26.4% 17.7%
Associate degree 353 10.7% 12.4%
Bachelor's degree 602 18.3% -19.5%
Graduate degree 602 18.3% 0.7%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Gilmanton

How much people earn in Gilmanton

The average annual household income in Gilmanton was $123,303 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +6.9% change from the previous year. At the same time, the median income stood at $115,536, reflecting a +3.2% shift over the same period.

Average household income in Gilmanton
$123,303/year
6.9% year-over-year change
Median household income in Gilmanton
$115,536/year
3.2% year-over-year change

Gilmanton income by age

In Gilmanton, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $150,564. Those with someone between 45 and 64 in charge, often well established professionally, earn $126,994 overall. Overall, 95.9% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $150,564 13.8%
45 - 64 $126,994 7.3%
Over 65 $101,992 -6.7%
Above poverty level
3,767
Below poverty level
161
Value Percent YoY
change
Above poverty level 3,767 95.9% 3.7%
Below poverty level 161 4.1% -41.5%

Employment in Gilmanton

Workforce and job types in Gilmanton

79.5% of the working population are employed in professional or administrative positions, while 20.5% are in hands-on or service-based jobs. Also, 10.9% run their own businesses, 56.4% are employed by private companies, and 22.6% work in the public sector.

Workforce demographics

White collar
1,978
Blue collar
509
Value Percent YoY change
White collar 1,978 79.5% -7.1%
Blue collar 509 20.5% 9.5%
Employer type
Self employees
10.9%
Private companies
56.4%
Governmental workers
22.6%
Not for profit companies
10%
Value Percent YoY change
Self employees 271 10.9% -12.9%
Private companies 1,404 56.4% -0.4%
Governmental workers 562 22.6% 0.2%
Not for profit companies 250 10% -19.9%

Transportation in Gilmanton

How people get around in Gilmanton

In Gilmanton, the average commute time is 33 minutes. Commuting methods vary: 99.5% of residents travel by personal vehicle and 0.5% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
33 min
Means of transportation
Value Percent YoY change
Car 2,251 99.5% -4.2%
Walk 12 0.5% -20.0%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Gilmanton by zipcode?

Zipcode Population Number of households Median income Average income
03237 2,575 1,097 $111,359 $122,337
03837 1,451 602 $119,712 $134,590

Explore more communities

FAQs about Gilmanton demographics 

What is the total population of Gilmanton?

Gilmanton has a total population of 3,999 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +0.8% compared to a year ago.

What is the gender ratio in Gilmanton?

The gender ratio in Gilmanton is as follows:
  • 50.6% males (2,025 residents)
  • 49.3% females (1,973 residents)

What is the median age in Gilmanton?

The median age in Gilmanton is 49.

What is the age distribution of the population in Gilmanton?

The age distribution in Gilmanton is as follows:
  • Under 15: 12.2% (486 residents)
  • Ages 15-24: 9.3% (371 residents)
  • Ages 25-44: 28.7% (1,146 residents)
  • Ages 45-64: 32.7% (1,308 residents)
  • Over 65: 17.2% (688 residents)

What is the racial and ethnic makeup of Gilmanton?

The racial and ethnic makeup of Gilmanton is as follows:
  • White: 96.1% (3,844 residents)
  • Black or African American: 0.6% (26 residents)
  • American Indian and Alaska Native: 0% ( residents)
  • Asian: 0% ( residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 3.2% (129 residents)
  • Other: 0% ( residents)

What percentage of the population in Gilmanton are U.S.-born citizens?

U.S.-born citizens represent 94.4% of the population in Gilmanton.

How many housing units are there in Gilmanton?

There are 2,329 housing units in Gilmanton, reflecting a -2.8% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Gilmanton and what is the average household size?

Gilmanton has a total of 1,688 households, with an average of 2 people in each.

What is the median household income in Gilmanton?

Gilmanton has a median household income of $115,536, representing a +3.2% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Gilmanton?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 79.5% (1,978 residents)
  • Blue-collar workers: 20.5% (509 residents)

Places of employment:
  • Self-employed: 10.9% (271 residents)
  • Private companies: 56.4% (1,404 residents)
  • Governmental workers: 22.6% (562 residents)
  • Not-for-profit companies: 10% (250 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025