Cambridge, NH demographics:
population, income, and more

Total population
344
-2.0% year-over-year change
Median household income
$66,269/yr
-0.4% year-over-year change
Housing units
250
-1.6% year-over-year change

Cambridge population

How many people live in Cambridge

Cambridge is home to 344 residents, according to the most recent Census data. Gender-wise, 50.6% of Cambridge locals are male, and 49.1% are female.

Total population
344
-2.0% year-over-year change
Gender ratio
Male
50.6%
174
Female
49.1%
169
Value Percent YoY change
Male 174 50.6% -3.3%
Female 169 49.1% -1.2%
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 Cambridge is 57, with the population distributed as follows: about 13.1% are children under 15, then 11% are in the 15 to 24 age group. Adults between 25 and 44 make up 16.9% of the population, while another 35.8% fall into the 45 to 64 bracket. Finally, around 23.3% are 65 or older.

Median age
57
Age breakdown
Under 15
13.1%
15 to 24
11%
25 to 44
16.9%
45 to 64
35.8%
Over 65
23.3%
Value Percent YoY change
Under 15 45 13.1% 0.0%
15 to 24 38 11% -13.6%
25 to 44 58 16.9% -9.4%
45 to 64 123 35.8% 0.8%
Over 65 80 23.3% 6.7%
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 Cambridge, 99.1% of the population are US-born citizens, while 0.6% have gained naturalized citizenship. At the same time, 0.3% of residents are non-citizens. There’s also a share of 3.8% that includes residents with two or more races.

Citizenship
U.S.-born citizens
99.1%
Non-U.S.-born citizens
0.6%
Non-citizens
0.3%
Value Percent YoY change
U.S.-born citizens 341 99.1% -2.0%
Non-U.S.-born citizens 2 0.6% -33.3%
Non-citizens 1 0.3% N/A
Racial breakdown
White
96.2%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
3.8%
Other
0%
Value Percent
White 330 96.2%
Two or more races 13 3.8%

Households in Cambridge

A peek inside Cambridge households

Cambridge has 159 households, with an average of 2 members in each. Of these, 64.8% are families, while the remaining 35.2% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
159
0.6% year-over-year change
Average people per household
2
Non-family households
56
Family households
103
Value Percent YoY change
Non-family households 56 35.2% 0.0%
Family households 103 64.8% 1.0%
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 Cambridge

The housing landscape of Cambridge

Cambridge's housing consists of 250 units, with 83.5% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 1.2% 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 12% of the housing landscape.

Housing units
250
-1.6% year-over-year change
Housing types
Value Percent
1 unit, detached 208 83.5%
1 unit, attached 3 1.2%
2 units 8 3.2%
Mobile home 30 12%
Homes built since 2020
1
0.0% year-over-year change

The age of buildings in Cambridge

In Cambridge, the median construction year is 1978. About 15.2% of homes were built before the 1940s, with another 6.8% going up by 1949. Most development happened in the second half of the 20th century. Then, 9.6% of homes were added from 2000 to 2009, 3.2% between 2010 and 2019, and 0.4% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 38 15.2% 8.6%
Built between 1940 and 1949 17 6.8% 6.2%
Built between 1950 and 1959 19 7.6% -29.6%
Built between 1960 and 1969 21 8.4% 10.5%
Built between 1970 and 1979 42 16.8% 13.5%
Built between 1980 and 1989 51 20.4% -3.8%
Built between 1990 and 1999 29 11.6% -14.7%
Built between 2000 and 2009 24 9.6% -7.7%
Built between 2010 and 2019 8 3.2% 14.3%
Built in 2020 or later 1 0.4% 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.

Cambridge occupancy rates

Out of the 159 occupied housing units in Cambridge, 88.7% are owner-occupied, while 11.3% are lived in by tenants. Meanwhile, 36.4% of all homes on the local market sit vacant.

Occupied housing units
159
0.6% year-over-year change
Occupancy breakdown
Renter occupied
18
Owner occupied
141
Value Percent YoY
change
Renter occupied 18 11.3% -28.0%
Owner occupied 141 88.7% 6.0%
Unoccupied housing units
36.4%
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.

Cambridge housing costs

Housing costs in Cambridge come to a median of $817 per month, while tenants specifically pay a median gross rent of $877.

Median housing costs per month
$817/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 Cambridge
$877/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 Cambridge

Cambridge education at a glance

About 45% of the population in Cambridge went to high school, while 18.4% pursued college studies. Another 18.1% earned an associate degree and 9.9% hold a bachelor’s. Meanwhile, 6.4% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 6 2.1% 0.0%
High school diploma 127 45% -1.6%
College diploma 52 18.4% -7.1%
Associate degree 51 18.1% 10.9%
Bachelor's degree 28 9.9% -12.5%
Graduate degree 18 6.4% -5.3%
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 Cambridge

How much people earn in Cambridge

The average annual household income in Cambridge was $82,448 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +2.1% change from the previous year. At the same time, the median income stood at $66,269, reflecting a -0.4% shift over the same period.

Average household income in Cambridge
$82,448/year
2.1% year-over-year change
Median household income in Cambridge
$66,269/year
-0.4% year-over-year change

Cambridge income by age

In Cambridge, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $83,478. Those with someone between 45 and 64 in charge, often well established professionally, earn $81,000 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $2,499, while those led by someone over 65, many of whom may be retired, have about $52,708 in earnings. Overall, 92.7% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $2,499 N/A
25 - 44 $83,478 15.3%
45 - 64 $81,000 8.5%
Over 65 $52,708 -8.4%
Above poverty level
317
Below poverty level
25
Value Percent YoY
change
Above poverty level 317 92.7% -1.6%
Below poverty level 25 7.3% -10.7%

Employment in Cambridge

Workforce and job types in Cambridge

66.5% of the working population are employed in professional or administrative positions, while 33.5% are in hands-on or service-based jobs. Also, 15.4% run their own businesses, 52.1% are employed by private companies, and 20.7% work in the public sector.

Workforce demographics

White collar
113
Blue collar
57
Value Percent YoY change
White collar 113 66.5% -0.9%
Blue collar 57 33.5% -8.1%
Employer type
Self employees
15.4%
Private companies
52.1%
Governmental workers
20.7%
Not for profit companies
11.8%
Value Percent YoY change
Self employees 26 15.4% 4.0%
Private companies 88 52.1% -9.3%
Governmental workers 35 20.7% -10.3%
Not for profit companies 20 11.8% 33.3%

Transportation in Cambridge

How people get around in Cambridge

Commuting methods vary: 98% of residents travel by personal vehicle and 2% 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 151 98% -6.8%
Walk 3 2% 0.0%
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 Cambridge by zipcode?

Zipcode Population Number of households Median income Average income
03588 1,633 750 $71,538 $88,858
03579 431 218 $61,000 $74,350

Explore more communities

FAQs about Cambridge demographics 

What is the total population of Cambridge?

Cambridge has a total population of 344 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 -2.0% compared to a year ago.

What is the gender ratio in Cambridge?

The gender ratio in Cambridge is as follows:
  • 50.6% males (174 residents)
  • 49.1% females (169 residents)

What is the median age in Cambridge?

The median age in Cambridge is 57.

What is the age distribution of the population in Cambridge?

The age distribution in Cambridge is as follows:
  • Under 15: 13.1% (45 residents)
  • Ages 15-24: 11% (38 residents)
  • Ages 25-44: 16.9% (58 residents)
  • Ages 45-64: 35.8% (123 residents)
  • Over 65: 23.3% (80 residents)

What is the racial and ethnic makeup of Cambridge?

The racial and ethnic makeup of Cambridge is as follows:
  • White: 96.2% (330 residents)
  • Black or African American: 0% ( residents)
  • American Indian and Alaska Native: 0% ( residents)
  • Asian: 0% (0 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 3.8% (13 residents)
  • Other: 0% (0 residents)

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

U.S.-born citizens represent 99.1% of the population in Cambridge.

How many housing units are there in Cambridge?

There are 250 housing units in Cambridge, reflecting a -1.6% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Cambridge has a total of 159 households, with an average of 2 people in each.

What is the median household income in Cambridge?

Cambridge has a median household income of $66,269, representing a -0.4% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Cambridge?

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

Job types:
  • White-collar workers: 66.5% (113 residents)
  • Blue-collar workers: 33.5% (57 residents)

Places of employment:
  • Self-employed: 15.4% (26 residents)
  • Private companies: 52.1% (88 residents)
  • Governmental workers: 20.7% (35 residents)
  • Not-for-profit companies: 11.8% (20 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