Osterville, Barnstable Town, MA demographics:
population, income, and more

Total population
3,112
13.8% year-over-year change
Median household income
$118,750/yr
17.7% year-over-year change
Housing units
2,355
1.0% year-over-year change

Osterville population

How many people live in Osterville

Osterville is home to 3,112 residents, according to the most recent Census data. Gender-wise, 45.3% of Osterville locals are male, and 54.6% are female.

Total population
3,112
13.8% year-over-year change
Gender ratio
Male
45.3%
1,411
Female
54.6%
1,700
Value Percent YoY change
Male 1,411 45.3% 12.0%
Female 1,700 54.6% 15.3%
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 Osterville is 57, with the population distributed as follows: about 15.5% are children under 15, then 6.2% are in the 15 to 24 age group. Adults between 25 and 44 make up 14.8% of the population, while another 26.4% fall into the 45 to 64 bracket. Finally, around 37.1% are 65 or older.

Median age
57.1
Age breakdown
Under 15
15.5%
15 to 24
6.2%
25 to 44
14.8%
45 to 64
26.4%
Over 65
37.1%
Value Percent YoY change
Under 15 483 15.5% 24.5%
15 to 24 193 6.2% 9.7%
25 to 44 459 14.8% 9.8%
45 to 64 821 26.4% 23.8%
Over 65 1,155 37.1% 6.2%
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 Osterville, 87.9% of the population are US-born citizens, while 6.3% have gained naturalized citizenship. At the same time, 5.8% of residents are non-citizens. There’s also a share of 8.3% that includes residents with two or more races.

Citizenship
U.S.-born citizens
87.9%
Non-U.S.-born citizens
6.3%
Non-citizens
5.8%
Value Percent YoY change
U.S.-born citizens 2,736 87.9% 14.0%
Non-U.S.-born citizens 195 6.3% 3.2%
Non-citizens 181 5.8% 24.8%
Racial breakdown
White
81.9%
Black or African American
7.4%
American Indian and Alaska Native
0.1%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
8.3%
Other
2.4%
Value Percent
White 2,549 81.9%
Black or African American 229 7.4%
American Indian and Alaska Native 2 0.1%
Two or more races 258 8.3%
Other 74 2.4%

Households in Osterville

A peek inside Osterville households

Osterville has 1,383 households, with an average of 2 members in each. Of these, 69.8% are families, while the remaining 30.2% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
1,383
9.0% year-over-year change
Average people per household
2
Non-family households
417
Family households
966
Value Percent YoY change
Non-family households 417 30.2% -4.8%
Family households 966 69.8% 16.2%
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 Osterville

The housing landscape of Osterville

Osterville's housing consists of 2,355 units, with 90.8% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 4.1% and offer a more compact, shared living style.

Housing units
2,355
1.0% year-over-year change
Housing types
Value Percent
1 unit, detached 2,138 90.8%
1 unit, attached 97 4.1%
2 units 3 0.1%
3 or 4 units 38 1.6%
5 to 9 units 79 3.4%
Homes built since 2020
51
920.0% year-over-year change

The age of buildings in Osterville

In Osterville, the median construction year is 1979. About 16.6% of homes were built before the 1940s, with another 1.5% going up by 1949. Most development happened in the second half of the 20th century. Then, 8.7% of homes were added from 2000 to 2009, 4.7% between 2010 and 2019, and 2.2% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 391 16.6% -14.8%
Built between 1940 and 1949 36 1.5% -10.0%
Built between 1950 and 1959 275 11.7% -20.5%
Built between 1960 and 1969 163 6.9% 27.3%
Built between 1970 and 1979 332 14.1% 7.1%
Built between 1980 and 1989 638 27.1% 1.3%
Built between 1990 and 1999 156 6.6% 19.1%
Built between 2000 and 2009 204 8.7% 7.9%
Built between 2010 and 2019 111 4.7% 19.4%
Built in 2020 or later 51 2.2% 920.0%
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.

Osterville occupancy rates

Out of the 1,383 occupied housing units in Osterville, 92.8% are owner-occupied, while 7.2% are lived in by tenants. Meanwhile, 41.3% of all homes on the local market sit vacant.

Occupied housing units
1,383
9.0% year-over-year change
Occupancy breakdown
Renter occupied
100
Owner occupied
1,283
Value Percent YoY
change
Renter occupied 100 7.2% 11.1%
Owner occupied 1,283 92.8% 8.8%
Unoccupied housing units
41.3%
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.

Osterville housing costs

Housing costs in Osterville come to a median of $2,468 per month, while tenants specifically pay a median gross rent of $1,869.

Median housing costs per month
$2,468/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 Osterville
$1,869/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 Osterville

Osterville education at a glance

About 13.5% of the population in Osterville went to high school, while 14.7% pursued college studies. Another 12.5% earned an associate degree and 30.7% hold a bachelor’s. Meanwhile, 27% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 41 1.6% 5.1%
High school diploma 345 13.5% 7.5%
College diploma 377 14.7% 10.9%
Associate degree 321 12.5% 5.2%
Bachelor's degree 787 30.7% 14.9%
Graduate degree 691 27% 15.8%
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 Osterville

How much people earn in Osterville

The average annual household income in Osterville was $209,004 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +17.2% change from the previous year. At the same time, the median income stood at $118,750, reflecting a +17.7% shift over the same period.

Average household income in Osterville
$209,004/year
17.2% year-over-year change
Median household income in Osterville
$118,750/year
17.7% year-over-year change

Osterville income by age

In Osterville, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $76,641. Those with someone between 45 and 64 in charge, often well established professionally, earn $124,605 overall. Overall, 94.9% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $76,641 -17.3%
45 - 64 $124,605 34.9%
Over 65 $122,159 5.8%
Above poverty level
2,928
Below poverty level
157
Value Percent YoY
change
Above poverty level 2,928 94.9% 13.4%
Below poverty level 157 5.1% 15.4%

Employment in Osterville

Workforce and job types in Osterville

91% of the working population are employed in professional or administrative positions, while 9% are in hands-on or service-based jobs. Also, 14.4% run their own businesses, 61.9% are employed by private companies, and 4.4% work in the public sector.

Workforce demographics

White collar
1,308
Blue collar
130
Value Percent YoY change
White collar 1,308 91% 7.0%
Blue collar 130 9% 4.8%
Employer type
Self employees
14.4%
Private companies
61.9%
Governmental workers
4.4%
Not for profit companies
19.3%
Value Percent YoY change
Self employees 207 14.4% -0.5%
Private companies 890 61.9% 15.7%
Governmental workers 63 4.4% -25.9%
Not for profit companies 278 19.3% -2.8%

Transportation in Osterville

How people get around in Osterville

Commuting methods vary: 95.5% of residents travel by personal vehicle and 2.7% 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 1,145 95.5% 4.0%
Bus or trolleybus 22 1.8% 46.7%
Walk 32 2.7% 14.3%
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 Osterville by zipcode?

Zipcode Population Number of households Median income Average income
02655 4,024 1,788 $118,750 $216,935

Explore more communities

FAQs about Osterville demographics 

What is the total population of Osterville?

Osterville has a total population of 3,112 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 +13.8% compared to a year ago.

What is the gender ratio in Osterville?

The gender ratio in Osterville is as follows:
  • 45.3% males (1,411 residents)
  • 54.6% females (1,700 residents)

What is the median age in Osterville?

The median age in Osterville is 57.1.

What is the age distribution of the population in Osterville?

The age distribution in Osterville is as follows:
  • Under 15: 15.5% (483 residents)
  • Ages 15-24: 6.2% (193 residents)
  • Ages 25-44: 14.8% (459 residents)
  • Ages 45-64: 26.4% (821 residents)
  • Over 65: 37.1% (1,155 residents)

What is the racial and ethnic makeup of Osterville?

The racial and ethnic makeup of Osterville is as follows:
  • White: 81.9% (2,549 residents)
  • Black or African American: 7.4% (229 residents)
  • American Indian and Alaska Native: 0.1% (2 residents)
  • Asian: 0% ( residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 8.3% (258 residents)
  • Other: 2.4% (74 residents)

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

U.S.-born citizens represent 87.9% of the population in Osterville.

How many housing units are there in Osterville?

There are 2,355 housing units in Osterville, reflecting a +1.0% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Osterville has a total of 1,383 households, with an average of 2 people in each.

What is the median household income in Osterville?

Osterville has a median household income of $118,750, representing a +17.7% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Osterville?

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

Job types:
  • White-collar workers: 91% (1,308 residents)
  • Blue-collar workers: 9% (130 residents)

Places of employment:
  • Self-employed: 14.4% (207 residents)
  • Private companies: 61.9% (890 residents)
  • Governmental workers: 4.4% (63 residents)
  • Not-for-profit companies: 19.3% (278 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