Swanzey, NH demographics:
population, income, and more

Total population
6,572
1.6% year-over-year change
Median household income
$85,484/yr
3.8% year-over-year change
Housing units
2,863
-2.4% year-over-year change

Swanzey population

How many people live in Swanzey

Swanzey is home to 6,572 residents, according to the most recent Census data. Gender-wise, 50.1% of Swanzey locals are male, and 49.9% are female.

Total population
6,572
1.6% year-over-year change
Gender ratio
Male
50.1%
3,292
Female
49.9%
3,280
Value Percent YoY change
Male 3,292 50.1% 2.9%
Female 3,280 49.9% 0.2%
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 Swanzey is 50, with the population distributed as follows: about 16.6% are children under 15, then 6.9% are in the 15 to 24 age group. Adults between 25 and 44 make up 19.4% of the population, while another 31.6% fall into the 45 to 64 bracket. Finally, around 25.5% are 65 or older.

Median age
49.7
Age breakdown
Under 15
16.6%
15 to 24
6.9%
25 to 44
19.4%
45 to 64
31.6%
Over 65
25.5%
Value Percent YoY change
Under 15 1,090 16.6% 13.5%
15 to 24 452 6.9% 8.9%
25 to 44 1,276 19.4% -4.2%
45 to 64 2,079 31.6% 2.6%
Over 65 1,675 25.5% -3.6%
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 Swanzey, 97.1% of the population are US-born citizens, while 2.6% have gained naturalized citizenship. At the same time, 0.3% of residents are non-citizens. There’s also a share of 6.5% that includes residents with two or more races.

Citizenship
U.S.-born citizens
97.1%
Non-U.S.-born citizens
2.6%
Non-citizens
0.3%
Value Percent YoY change
U.S.-born citizens 6,380 97.1% 1.9%
Non-U.S.-born citizens 172 2.6% -10.4%
Non-citizens 21 0.3% 10.5%
Racial breakdown
White
91.1%
Black or African American
0%
American Indian and Alaska Native
0.2%
Asian
1.9%
Native Hawaiian and other Pacific Islander
0%
Two or more races
6.5%
Other
0.4%
Value Percent
White 5,988 91.1%
American Indian and Alaska Native 11 0.2%
Asian 124 1.9%
Two or more races 427 6.5%
Other 23 0.4%

Households in Swanzey

A peek inside Swanzey households

Swanzey has 2,795 households, with an average of 2 members in each. Of these, 67.4% are families, while the remaining 32.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
2,795
-0.8% year-over-year change
Average people per household
2
Non-family households
911
Family households
1,884
Value Percent YoY change
Non-family households 911 32.6% -1.3%
Family households 1,884 67.4% -0.5%
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 Swanzey

The housing landscape of Swanzey

Swanzey's housing consists of 2,863 units, with 63.3% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 8.7% 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 9.7% of the housing landscape.

Housing units
2,863
-2.4% year-over-year change
Housing types
Value Percent
1 unit, detached 1,812 63.3%
1 unit, attached 250 8.7%
2 units 106 3.7%
3 or 4 units 54 1.9%
5 to 9 units 198 6.9%
10 to 19 units 27 0.9%
20 to 49 units 138 4.8%
Mobile home 279 9.7%
Homes built since 2020
23
91.7% year-over-year change

The age of buildings in Swanzey

In Swanzey, the median construction year is 1982. About 19.7% of homes were built before the 1940s, with another 2.1% going up by 1949. Most development happened in the second half of the 20th century. Then, 14.8% of homes were added from 2000 to 2009, 10.3% between 2010 and 2019, and 0.8% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 565 19.7% -6.8%
Built between 1940 and 1949 60 2.1% 57.9%
Built between 1950 and 1959 105 3.7% -36.8%
Built between 1960 and 1969 197 6.9% 11.9%
Built between 1970 and 1979 417 14.6% -0.9%
Built between 1980 and 1989 447 15.6% 37.1%
Built between 1990 and 1999 329 11.5% -7.1%
Built between 2000 and 2009 425 14.8% -30.4%
Built between 2010 and 2019 296 10.3% 32.7%
Built in 2020 or later 23 0.8% 91.7%
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.

Swanzey occupancy rates

Out of the 2,795 occupied housing units in Swanzey, 76% are owner-occupied, while 24% are lived in by tenants. Meanwhile, 2.4% of all homes on the local market sit vacant.

Occupied housing units
2,795
-0.8% year-over-year change
Occupancy breakdown
Renter occupied
672
Owner occupied
2,123
Value Percent YoY
change
Renter occupied 672 24% -13.4%
Owner occupied 2,123 76% 4.1%
Unoccupied housing units
2.4%
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.

Swanzey housing costs

Housing costs in Swanzey come to a median of $1,424 per month, while tenants specifically pay a median gross rent of $1,558.

Median housing costs per month
$1,424/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 Swanzey
$1,558/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 Swanzey

Swanzey education at a glance

About 41.7% of the population in Swanzey went to high school, while 14.6% pursued college studies. Another 11.1% earned an associate degree and 21.2% hold a bachelor’s. Meanwhile, 11% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 27 0.5% 17.4%
High school diploma 2,210 41.7% -5.7%
College diploma 776 14.6% -2.3%
Associate degree 587 11.1% -0.7%
Bachelor's degree 1,123 21.2% 10.8%
Graduate degree 581 11% 3.9%
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 Swanzey

How much people earn in Swanzey

The average annual household income in Swanzey was $91,082 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +5.1% change from the previous year. At the same time, the median income stood at $85,484, reflecting a +3.8% shift over the same period.

Average household income in Swanzey
$91,082/year
5.1% year-over-year change
Median household income in Swanzey
$85,484/year
3.8% year-over-year change

Swanzey income by age

In Swanzey, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $104,813. Those with someone between 45 and 64 in charge, often well established professionally, earn $87,917 overall. Overall, 92.6% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $104,813 -0.3%
45 - 64 $87,917 5.4%
Over 65 $68,144 3.5%
Above poverty level
5,982
Below poverty level
479
Value Percent YoY
change
Above poverty level 5,982 92.6% 2.1%
Below poverty level 479 7.4% -11.3%

Employment in Swanzey

Workforce and job types in Swanzey

78.5% of the working population are employed in professional or administrative positions, while 21.5% are in hands-on or service-based jobs. Also, 6.5% run their own businesses, 66.3% are employed by private companies, and 17.2% work in the public sector.

Workforce demographics

White collar
2,749
Blue collar
754
Value Percent YoY change
White collar 2,749 78.5% 3.1%
Blue collar 754 21.5% -12.2%
Employer type
Self employees
6.5%
Private companies
66.3%
Governmental workers
17.2%
Not for profit companies
9.9%
Value Percent YoY change
Self employees 229 6.5% 45.9%
Private companies 2,324 66.3% -7.7%
Governmental workers 602 17.2% 14.9%
Not for profit companies 348 9.9% 6.8%

Transportation in Swanzey

How people get around in Swanzey

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.

Means of transportation
Value Percent YoY change
Car 3,057 99.5% -4.7%
Walk 15 0.5% 66.7%
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 Swanzey by zipcode?

Zipcode Population Number of households Median income Average income
03446 6,588 2,802 $85,484 $96,290

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FAQs about Swanzey demographics 

What is the total population of Swanzey?

Swanzey has a total population of 6,572 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 +1.6% compared to a year ago.

What is the gender ratio in Swanzey?

The gender ratio in Swanzey is as follows:
  • 50.1% males (3,292 residents)
  • 49.9% females (3,280 residents)

What is the median age in Swanzey?

The median age in Swanzey is 49.7.

What is the age distribution of the population in Swanzey?

The age distribution in Swanzey is as follows:
  • Under 15: 16.6% (1,090 residents)
  • Ages 15-24: 6.9% (452 residents)
  • Ages 25-44: 19.4% (1,276 residents)
  • Ages 45-64: 31.6% (2,079 residents)
  • Over 65: 25.5% (1,675 residents)

What is the racial and ethnic makeup of Swanzey?

The racial and ethnic makeup of Swanzey is as follows:
  • White: 91.1% (5,988 residents)
  • Black or African American: 0% ( residents)
  • American Indian and Alaska Native: 0.2% (11 residents)
  • Asian: 1.9% (124 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 6.5% (427 residents)
  • Other: 0.4% (23 residents)

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

U.S.-born citizens represent 97.1% of the population in Swanzey.

How many housing units are there in Swanzey?

There are 2,863 housing units in Swanzey, reflecting a -2.4% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Swanzey has a total of 2,795 households, with an average of 2 people in each.

What is the median household income in Swanzey?

Swanzey has a median household income of $85,484, representing a +3.8% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Swanzey?

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

Job types:
  • White-collar workers: 78.5% (2,749 residents)
  • Blue-collar workers: 21.5% (754 residents)

Places of employment:
  • Self-employed: 6.5% (229 residents)
  • Private companies: 66.3% (2,324 residents)
  • Governmental workers: 17.2% (602 residents)
  • Not-for-profit companies: 9.9% (348 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