Somerset, Washington County, PA demographics:
population, income, and more

Total population
4,311
3.7% year-over-year change
Median household income
$85,518/yr
-0.8% year-over-year change
Housing units
1,872
0.6% year-over-year change

Somerset population

How many people live in Somerset

Somerset is home to 4,311 residents, according to the most recent Census data. Gender-wise, 51.2% of Somerset locals are male, and 48.8% are female.

Total population
4,311
3.7% year-over-year change
Gender ratio
Male
51.2%
2,209
Female
48.8%
2,102
Value Percent YoY change
Male 2,209 51.2% 2.8%
Female 2,102 48.8% 4.6%
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 Somerset is 46, with the population distributed as follows: about 16% are children under 15, then 10.9% are in the 15 to 24 age group. Adults between 25 and 44 make up 22.4% of the population, while another 27.7% fall into the 45 to 64 bracket. Finally, around 22.9% are 65 or older.

Median age
46
Age breakdown
Under 15
16%
15 to 24
10.9%
25 to 44
22.4%
45 to 64
27.7%
Over 65
22.9%
Value Percent YoY change
Under 15 692 16% 14.2%
15 to 24 470 10.9% 0.0%
25 to 44 968 22.4% 13.6%
45 to 64 1,196 27.7% -7.3%
Over 65 986 22.9% 4.8%
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 Somerset, 97.4% of the population are US-born citizens, while 1.7% have gained naturalized citizenship. At the same time, 0.9% of residents are non-citizens. There’s also a share of 5.4% that includes residents with two or more races.

Citizenship
U.S.-born citizens
97.4%
Non-U.S.-born citizens
1.7%
Non-citizens
0.9%
Value Percent YoY change
U.S.-born citizens 4,202 97.4% 3.2%
Non-U.S.-born citizens 73 1.7% 62.2%
Non-citizens 37 0.9% -9.8%
Racial breakdown
White
91.6%
Black or African American
0.6%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0.1%
Two or more races
5.4%
Other
2.2%
Value Percent
White 3,950 91.6%
Black or African American 28 0.6%
Native Hawaiian and other Pacific Islander 5 0.1%
Two or more races 232 5.4%
Other 97 2.2%

Households in Somerset

A peek inside Somerset households

Somerset has 1,686 households, with an average of 2 members in each. Of these, 70.8% are families, while the remaining 29.2% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
1,686
2.1% year-over-year change
Average people per household
2
Non-family households
493
Family households
1,194
Value Percent YoY change
Non-family households 493 29.2% -2.6%
Family households 1,194 70.8% 4.2%
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 Somerset

The housing landscape of Somerset

Somerset's housing consists of 1,872 units, with 83% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 0.6% 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 7.6% of the housing landscape.

Housing units
1,872
0.6% year-over-year change
Housing types
Value Percent
1 unit, detached 1,554 83%
1 unit, attached 11 0.6%
2 units 25 1.3%
3 or 4 units 14 0.8%
5 to 9 units 7 0.4%
10 to 19 units 76 4.1%
50 or more units 42 2.2%
Mobile home 143 7.6%
Homes built since 2020
45
73.1% year-over-year change

The age of buildings in Somerset

In Somerset, the median construction year is 1968. About 20.5% of homes were built before the 1940s, with another 3.4% going up by 1949. Most development happened in the second half of the 20th century. Then, 8.1% of homes were added from 2000 to 2009, 4% between 2010 and 2019, and 2.4% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 384 20.5% 3.2%
Built between 1940 and 1949 63 3.4% -13.7%
Built between 1950 and 1959 281 15% -2.8%
Built between 1960 and 1969 199 10.6% 9.9%
Built between 1970 and 1979 281 15% -0.7%
Built between 1980 and 1989 172 9.2% -8.5%
Built between 1990 and 1999 221 11.8% 3.3%
Built between 2000 and 2009 151 8.1% 18.9%
Built between 2010 and 2019 74 4% -32.1%
Built in 2020 or later 45 2.4% 73.1%
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.

Somerset occupancy rates

Out of the 1,686 occupied housing units in Somerset, 82.9% are owner-occupied, while 17.1% are lived in by tenants. Meanwhile, 9.9% of all homes on the local market sit vacant.

Occupied housing units
1,686
2.1% year-over-year change
Occupancy breakdown
Renter occupied
288
Owner occupied
1,398
Value Percent YoY
change
Renter occupied 288 17.1% 5.5%
Owner occupied 1,398 82.9% 1.3%
Unoccupied housing units
9.9%
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.

Somerset housing costs

Housing costs in Somerset come to a median of $1,062 per month, while tenants specifically pay a median gross rent of $702.

Median housing costs per month
$1,062/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 Somerset
$702/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 Somerset

Somerset education at a glance

About 46.1% of the population in Somerset went to high school, while 17.8% pursued college studies. Another 10.5% earned an associate degree and 16.8% 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 84 2.4% 18.3%
High school diploma 1,591 46.1% -0.8%
College diploma 613 17.8% 8.3%
Associate degree 362 10.5% 6.5%
Bachelor's degree 580 16.8% -1.5%
Graduate degree 222 6.4% 8.8%
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 Somerset

How much people earn in Somerset

The average annual household income in Somerset was $95,398 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -0.5% change from the previous year. At the same time, the median income stood at $85,518, reflecting a -0.8% shift over the same period.

Average household income in Somerset
$95,398/year
-0.5% year-over-year change
Median household income in Somerset
$85,518/year
-0.8% year-over-year change

Somerset income by age

In Somerset, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $99,206. Those with someone between 45 and 64 in charge, often well established professionally, earn $107,521 overall. Overall, 87.8% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $99,206 -14.2%
45 - 64 $107,521 -0.8%
Over 65 $59,305 3.1%
Above poverty level
3,710
Below poverty level
518
Value Percent YoY
change
Above poverty level 3,710 87.8% 0.1%
Below poverty level 518 12.2% 22.8%

Employment in Somerset

Workforce and job types in Somerset

75% of the working population are employed in professional or administrative positions, while 25% are in hands-on or service-based jobs. Also, 10.3% run their own businesses, 71.2% are employed by private companies, and 10.5% work in the public sector.

Workforce demographics

White collar
1,486
Blue collar
496
Value Percent YoY change
White collar 1,486 75% 3.4%
Blue collar 496 25% -1.4%
Employer type
Self employees
10.3%
Private companies
71.2%
Governmental workers
10.5%
Not for profit companies
7.9%
Value Percent YoY change
Self employees 205 10.3% 6.8%
Private companies 1,411 71.2% -0.6%
Governmental workers 209 10.5% 26.7%
Not for profit companies 157 7.9% -4.3%

Transportation in Somerset

How people get around in Somerset

Commuting methods vary: 98% of residents travel by personal vehicle and 0.7% 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 1,580 98% 2.1%
Taxicab 16 1% 6.7%
Motorcycle 4 0.2% 0.0%
Walk 12 0.7% 50.0%
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 Somerset by zipcode?

Zipcode Population Number of households Median income Average income
15314 3,545 1,347 $59,356 $77,898
15330 6,023 2,424 $111,680 $125,013

Explore more communities

FAQs about Somerset demographics 

What is the total population of Somerset?

Somerset has a total population of 4,311 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 +3.7% compared to a year ago.

What is the gender ratio in Somerset?

The gender ratio in Somerset is as follows:
  • 51.2% males (2,209 residents)
  • 48.8% females (2,102 residents)

What is the median age in Somerset?

The median age in Somerset is 46.

What is the age distribution of the population in Somerset?

The age distribution in Somerset is as follows:
  • Under 15: 16% (692 residents)
  • Ages 15-24: 10.9% (470 residents)
  • Ages 25-44: 22.4% (968 residents)
  • Ages 45-64: 27.7% (1,196 residents)
  • Over 65: 22.9% (986 residents)

What is the racial and ethnic makeup of Somerset?

The racial and ethnic makeup of Somerset is as follows:
  • White: 91.6% (3,950 residents)
  • Black or African American: 0.6% (28 residents)
  • American Indian and Alaska Native: 0% ( residents)
  • Asian: 0% ( residents)
  • Native Hawaiian and Other Pacific Islander: 0.1% (5 residents)
  • Two or More Races: 5.4% (232 residents)
  • Other: 2.2% (97 residents)

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

U.S.-born citizens represent 97.4% of the population in Somerset.

How many housing units are there in Somerset?

There are 1,872 housing units in Somerset, reflecting a +0.6% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Somerset has a total of 1,686 households, with an average of 2 people in each.

What is the median household income in Somerset?

Somerset has a median household income of $85,518, representing a -0.8% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Somerset?

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

Job types:
  • White-collar workers: 75% (1,486 residents)
  • Blue-collar workers: 25% (496 residents)

Places of employment:
  • Self-employed: 10.3% (205 residents)
  • Private companies: 71.2% (1,411 residents)
  • Governmental workers: 10.5% (209 residents)
  • Not-for-profit companies: 7.9% (157 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