Decatur Population

2010–2026

411

2026 projection

0.2% since 2020 (increase)

0100200300400500201020122014201620182020202220242026

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 Decatur. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202641100.00%
202541100.00%
2024411+10.24%
2023410-61.44%
2022416+61.46%
202141000.00%
2020410-5311.45%
2019463+10.22%
2018462-30.65%
201746500.00%

Showing 10 of 17 years.

Decatur Demographics

52.8median age

Median age

Female53.8 yrs
Male52.3 yrs

Adults

410
124 seniors · 30%286 other adults

Sex

Female 45.6% · 220Male 54.4% · 262

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 5 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

Decatur Income

$55,313median household income

Median household income

$55,313

Half of households earn more, half earn less

Median earnings

$36,250

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

Decatur Marital Status

42% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married42%39%46%
Never married25%32%16%
Divorced23%22%24%
Widowed10%5%15%
Separated<1%2%0%

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