Northampton County Population

1790–2026

11,737

2026 projection

3.9% since 2020 (decrease)

05K10K15K20K18001850190019502000

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 Northampton County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202611,737-1421.20%
202511,879-1421.18%
202412,021-220.18%
202312,043+740.62%
202211,969-1030.85%
202112,072-1451.19%
202012,217+4173.53%
201911,800+110.09%
201811,789-780.66%
201711,867-1361.13%

Showing 10 of 38 years.

Northampton County Demographics

52.5median age

Median age

Female55.4 yrs
Male47.4 yrs

Adults

9,849
3,542 seniors (65+) · 36% of adults6,307 other adults

Sex

Female 51.3% · 6,187Male 48.7% · 5,872

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 121 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

Northampton County Income

$61,632median household income

Median household income

$61,632

Half of households earn more, half earn less

Median earnings

$44,867

Typical yearly pay for a worker 25 or older.

Poverty rate

17.7%

About 1 in 6 residents

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

Northampton County Marital Status

49% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married49%53%45%
Never married29%32%27%
Divorced11%9%12%
Widowed8%3%13%
Separated3%2%3%

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