Grant County Population

1890–2026

4,002

2026 projection

4.4% since 2020 (decrease)

05K10K15K20K1900192019401960198020002020

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 Grant County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20264,002-651.60%
20254,067-651.57%
20244,132+340.83%
20234,098-340.82%
20224,132-210.51%
20214,153-330.79%
20204,186-1423.28%
20194,328+130.30%
20184,315-611.39%
20174,376-781.75%

Showing 10 of 28 years.

Grant County Demographics

43.2median age

Median age

Female43.8 yrs
Male42 yrs

Adults

3,152
939 seniors (65+) · 30% of adults2,213 other adults

Sex

Female 48% · 1,984Male 52% · 2,147

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 41 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

Grant County Income

$60,758median household income

Median household income

$60,758

Half of households earn more, half earn less

Median earnings

$43,487

Typical yearly pay for a worker 25 or older.

Poverty rate

17.5%

About 1 in 6 residents

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

Grant 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%43%54%
Never married24%30%18%
Divorced17%23%12%
Widowed9%4%14%
Separated2%<1%3%

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