Grant County Population

1870–2026

11,120

2026 projection

1.2% since 2020 (increase)

02K4K6K8K10K12K18801900192019401960198020002020

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.
202611,120+790.72%
202511,041+790.72%
202410,962-240.22%
202310,986+230.21%
202210,963-360.33%
202110,999+60.05%
202010,993-4934.29%
201911,486-1241.07%
201811,610-150.13%
201711,625+310.27%

Showing 10 of 30 years.

Grant County Demographics

46.4median age

Median age

Female49.2 yrs
Male45.3 yrs

Adults

8,827
2,772 seniors (65+) · 31% of adults6,055 other adults

Sex

Female 48.8% · 5,360Male 51.2% · 5,623

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 110 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

$62,361median household income

Median household income

$62,361

Half of households earn more, half earn less

Median earnings

$39,027

Typical yearly pay for a worker 25 or older.

Poverty rate

13.3%

About 1 in 8 residents

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

Grant County Marital Status

56% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married56%53%59%
Never married23%30%16%
Divorced12%12%12%
Widowed9%6%12%
Separated<1%0%<1%

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