Somerset County Population

1800–2026

71,799

2026 projection

3% since 2020 (decrease)

020K40K60K80K100K18001850190019502000

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Somerset County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202671,799-2050.28%
202572,004-2050.28%
202472,209-610.08%
202372,270-3000.41%
202272,570-4030.55%
202172,973-1,0211.38%
202073,994+5520.75%
201973,442-5090.69%
201873,951-3220.43%
201774,273-6170.82%

Showing 10 of 37 years.

Somerset County Demographics

46.9median age

Median age

Female48.9 yrs
Male45.1 yrs

Adults

59,572
17,404 seniors (65+) · 29% of adults42,168 other adults

Sex

Female 47.7% · 34,715Male 52.3% · 38,084

Population by age

MaleFemale85+ years, male: 96985+ years, female: 1,61580–84 years, male: 94180–84 years, female: 1,18475–79 years, male: 1,22275–79 years, female: 1,40570–74 years, male: 2,14870–74 years, female: 2,33965–69 years, male: 2,96165–69 years, female: 2,62060–64 years, male: 3,26660–64 years, female: 2,86955–59 years, male: 2,41355–59 years, female: 2,49750–54 years, male: 2,70250–54 years, female: 2,28545–49 years, male: 2,45345–49 years, female: 2,02940–44 years, male: 2,38540–44 years, female: 1,94235–39 years, male: 2,52935–39 years, female: 1,88530–34 years, male: 2,26330–34 years, female: 1,74625–29 years, male: 2,26725–29 years, female: 1,62320–24 years, male: 2,00020–24 years, female: 1,73915–19 years, male: 1,99415–19 years, female: 1,71310–14 years, male: 1,86910–14 years, female: 1,9235–9 years, male: 1,9485–9 years, female: 1,7330–4 years, male: 1,7540–4 years, female: 1,56885+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–41K1K2K2K3K3K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 728 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Somerset County Income

$61,446median household income

Median household income

$61,446

Half of households earn more, half earn less

Median earnings

$41,790

Typical yearly pay for a worker 25 or older.

Poverty rate

11%

About 1 in 9 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Somerset County Marital Status

53% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married53%52%54%
Never married28%33%22%
Divorced9%9%10%
Widowed8%4%13%
Separated1%2%1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201

Sources

8 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year