Decatur Population

2010–2026

1,659

2026 projection

5.6% since 2020 (increase)

05001K1.5K2K201020122014201620182020202220242026

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.
20261,659+221.34%
20251,637-221.33%
20241,659+211.28%
20231,638+533.34%
20221,585+10.06%
20211,584+130.83%
20201,571-794.79%
20191,650+140.86%
20181,636+140.86%
20171,622+10.06%

Showing 10 of 17 years.

Decatur Demographics

42.4median age

Median age

Female44.9 yrs
Male40.9 yrs

Adults

1,510
435 seniors · 29%1,075 other adults

Sex

Female 54.3% · 1,031Male 45.7% · 867

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 19 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

$42,578median household income

Median household income

$42,578

Half of households earn more, half earn less

Median earnings

$31,699

Typical yearly pay for a worker 25 or older.

Poverty rate

34.3%

About 1 in 3 residents

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

Decatur Marital Status

38% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married38%41%36%
Never married30%32%28%
Divorced14%11%16%
Widowed14%16%12%
Separated5%<1%9%

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