Grafton County, NH demographics:
population, income, and more

Total population
92,120
0.4% year-over-year change
Median household income
$88,261/yr
5.0% year-over-year change
Housing units
51,920
0.9% year-over-year change

Grafton County population

How many people live in Grafton County

Grafton County is home to 92,120 residents, according to the most recent Census data. Gender-wise, 49.6% of Grafton County locals are male, and 50.4% are female.

Total population
92,120
0.4% year-over-year change
Gender ratio
Male
49.6%
45,680
Female
50.4%
46,440
Value Percent YoY change
Male 45,680 49.6% 0.4%
Female 46,440 50.4% 0.4%
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 Grafton County is 44, with the population distributed as follows: about 12.7% are children under 15, then 15.2% are in the 15 to 24 age group. Adults between 25 and 44 make up 23.1% of the population, while another 26% fall into the 45 to 64 bracket. Finally, around 23% are 65 or older.

Median age
44.1
Age breakdown
Under 15
12.7%
15 to 24
15.2%
25 to 44
23.1%
45 to 64
26%
Over 65
23%
Value Percent YoY change
Under 15 11,686 12.7% -1.4%
15 to 24 14,021 15.2% 0.5%
25 to 44 21,306 23.1% 0.9%
45 to 64 23,963 26% -0.9%
Over 65 21,144 23% 2.4%
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 Grafton County, 93.3% of the population are US-born citizens, while 4.2% have gained naturalized citizenship. At the same time, 2.5% of residents are non-citizens. As for race, 88.3% of locals are Caucasian, 1.1% are African American and 3.5% have Asian roots. There’s also a share of 5.8% that includes residents with two or more races.

Citizenship
U.S.-born citizens
93.3%
Non-U.S.-born citizens
4.2%
Non-citizens
2.5%
Value Percent YoY change
U.S.-born citizens 85,922 93.3% 1.1%
Non-U.S.-born citizens 3,914 4.2% -1.9%
Non-citizens 2,284 2.5% -19.1%
Racial breakdown
White
88.3%
Black or African American
1.1%
American Indian and Alaska Native
0.2%
Asian
3.5%
Native Hawaiian and other Pacific Islander
0%
Two or more races
5.8%
Other
1.1%
Value Percent
White 81,303 88.3%
Black or African American 1,042 1.1%
American Indian and Alaska Native 211 0.2%
Asian 3,242 3.5%
Native Hawaiian and other Pacific Islander 18 0%
Two or more races 5,323 5.8%
Other 981 1.1%

Households in Grafton County

A peek inside Grafton County households

Grafton County has 37,107 households, with an average of 2 members in each. Of these, 60.4% are families, while the remaining 39.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
37,107
2.8% year-over-year change
Average people per household
2
Non-family households
14,701
Family households
22,406
Value Percent YoY change
Non-family households 14,701 39.6% 2.5%
Family households 22,406 60.4% 3.0%
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 Grafton County

The housing landscape of Grafton County

Grafton County's housing consists of 51,920 units, with 61.4% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 6.9% 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 7.2% of the housing landscape.

Housing units
51,920
0.9% year-over-year change
Housing types
Value Percent
1 unit, detached 31,866 61.4%
1 unit, attached 3,597 6.9%
2 units 1,736 3.3%
3 or 4 units 2,822 5.4%
5 to 9 units 3,656 7%
10 to 19 units 1,391 2.7%
20 to 49 units 1,380 2.7%
50 or more units 1,725 3.3%
Mobile home 3,719 7.2%
Boat, RV, van, etc. 28 0%
Homes built since 2020
756
61.5% year-over-year change

The age of buildings in Grafton County

In Grafton County, the median construction year is 1981. About 20.2% of homes were built before the 1940s, with another 3.1% going up by 1949. Most development happened in the second half of the 20th century. Then, 13.7% of homes were added from 2000 to 2009, 5.9% between 2010 and 2019, and 1.5% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 10,490 20.2% -2.8%
Built between 1940 and 1949 1,621 3.1% -10.1%
Built between 1950 and 1959 2,401 4.6% -4.8%
Built between 1960 and 1969 3,809 7.3% 3.4%
Built between 1970 and 1979 6,792 13.1% 0.7%
Built between 1980 and 1989 11,070 21.3% 0.1%
Built between 1990 and 1999 4,792 9.2% -4.8%
Built between 2000 and 2009 7,115 13.7% 9.6%
Built between 2010 and 2019 3,074 5.9% 6.8%
Built in 2020 or later 756 1.5% 61.5%
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.

Grafton County occupancy rates

Out of the 37,107 occupied housing units in Grafton County, 71.3% are owner-occupied, while 28.7% are lived in by tenants. Meanwhile, 28.5% of all homes on the local market sit vacant.

Occupied housing units
37,107
2.8% year-over-year change
Occupancy breakdown
Renter occupied
10,641
Owner occupied
26,466
Value Percent YoY
change
Renter occupied 10,641 28.7% 1.5%
Owner occupied 26,466 71.3% 3.3%
Unoccupied housing units
28.5%
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.

Grafton County housing costs

Housing costs in Grafton County come to a median of $1,421 per month, while tenants specifically pay a median gross rent of $1,301.

Median housing costs per month
$1,421/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.
Median gross rent in Grafton County
$1,301/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Grafton County

Grafton County education at a glance

About 29.7% of the population in Grafton County went to high school, while 20.9% pursued college studies. Another 6.4% earned an associate degree and 20.8% hold a bachelor’s. Meanwhile, 21% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 927 1.2% -20.2%
High school diploma 23,075 29.7% -1.0%
College diploma 16,253 20.9% -1.8%
Associate degree 4,972 6.4% -4.4%
Bachelor's degree 16,124 20.8% 2.8%
Graduate degree 16,355 21% 6.8%
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 Grafton County

How much people earn in Grafton County

The average annual household income in Grafton County was $125,563 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +6% change from the previous year. At the same time, the median income stood at $88,261, reflecting a +5% shift over the same period.

Average household income in Grafton County
$125,563/year
6.0% year-over-year change
Median household income in Grafton County
$88,261/year
5.0% year-over-year change

Grafton County income by age

In Grafton County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $101,722. Those with someone between 45 and 64 in charge, often well established professionally, earn $108,309 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $49,063, while those led by someone over 65, many of whom may be retired, have about $64,014 in earnings. Overall, 89.7% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $49,063 14.1%
25 - 44 $101,722 4.8%
45 - 64 $108,309 5.9%
Over 65 $64,014 5.2%
Above poverty level
76,038
Below poverty level
8,722
Value Percent YoY
change
Above poverty level 76,038 89.7% -0.2%
Below poverty level 8,722 10.3% 2.3%

Employment in Grafton County

Workforce and job types in Grafton County

The job market in Grafton County is powered by 46,611 working residents, spread across a range of industries and roles. 82.9% of the working population are employed in professional or administrative positions, while 17.1% are in hands-on or service-based jobs. Also, 11.3% run their own businesses, 53.4% are employed by private companies, and 14% work in the public sector.

Workforce demographics

Working population
46,611
1.2% year-over-year change
White collar
38,633
Blue collar
7,978
Value Percent YoY change
White collar 38,633 82.9% 2.9%
Blue collar 7,978 17.1% -6.5%
Employer type
Self employees
11.3%
Private companies
53.4%
Governmental workers
14%
Not for profit companies
21.3%
Value Percent YoY change
Self employees 5,261 11.3% -0.5%
Private companies 24,904 53.4% -0.6%
Governmental workers 6,501 14% 6.3%
Not for profit companies 9,945 21.3% 3.5%
Unemployment rate
3.2%
10.2% year-over-year change

Available workforce

The unemployment rate in Grafton County stands at 3.2%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Grafton County

How people get around in Grafton County

Commuting methods vary: 75.7% of residents travel by personal vehicle and 4.4% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 34,454 75.7% -1.6%
Taxicab 43 0.1% -25.9%
Bus or trolleybus 200 0.4% -20.6%
Railroad 1 0% -90.0%
Ferryboat 6 0% 0.0%
Motorcycle 82 0.2% -1.2%
Bicycle 306 0.7% 32.5%
Walk 1,995 4.4% -8.9%
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 Grafton County by zipcode?

Zipcode Population Number of households Median income Average income
03238 64 43 $47,067 $63,277
03240 1,354 534 $81,563 $92,222
03241 1,150 449 $91,375 $152,616
03245 1,917 867 $107,863 $131,231
03251 1,461 632 $70,625 $113,103
03262 1,142 488 $85,667 $123,965
03215 290 135 $105,625 $144,726
03217 2,183 998 $54,607 $77,034
03222 6,097 2,444 $81,587 $103,740
03223 3,441 1,307 $118,534 $133,914

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FAQs about Grafton County demographics 

What is the total population of Grafton County?

Grafton County has a total population of 92,120 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 +0.4% compared to a year ago.

What is the gender ratio in Grafton County?

The gender ratio in Grafton County is as follows:
  • 49.6% males (45,680 residents)
  • 50.4% females (46,440 residents)

What is the median age in Grafton County?

The median age in Grafton County is 44.1.

What is the age distribution of the population in Grafton County?

The age distribution in Grafton County is as follows:
  • Under 15: 12.7% (11,686 residents)
  • Ages 15-24: 15.2% (14,021 residents)
  • Ages 25-44: 23.1% (21,306 residents)
  • Ages 45-64: 26% (23,963 residents)
  • Over 65: 23% (21,144 residents)

What is the racial and ethnic makeup of Grafton County?

The racial and ethnic makeup of Grafton County is as follows:
  • White: 88.3% (81,303 residents)
  • Black or African American: 1.1% (1,042 residents)
  • American Indian and Alaska Native: 0.2% (211 residents)
  • Asian: 3.5% (3,242 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (18 residents)
  • Two or More Races: 5.8% (5,323 residents)
  • Other: 1.1% (981 residents)

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

U.S.-born citizens represent 93.3% of the population in Grafton County.

How many housing units are there in Grafton County?

There are 51,920 housing units in Grafton County, reflecting a +0.9% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Grafton County has a total of 37,107 households, with an average of 2 people in each.

What is the median household income in Grafton County?

Grafton County has a median household income of $88,261, representing a +5.0% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Grafton County?

The employment rate is 96.8% in Grafton County, with a workforce of 46,611 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 82.9% (38,633 residents)
  • Blue-collar workers: 17.1% (7,978 residents)

Places of employment:
  • Self-employed: 11.3% (5,261 residents)
  • Private companies: 53.4% (24,904 residents)
  • Governmental workers: 14% (6,501 residents)
  • Not-for-profit companies: 21.3% (9,945 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