Heidelberg township Population

2010–2026

4,224

2026 projection

2.2% since 2020 (increase)

01K2K3K4K5K201020122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

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Population by year

Population estimates for Heidelberg township. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20264,224+541.29%
20254,170+541.31%
20244,116+360.88%
20234,080-80.20%
20224,088-270.66%
20214,115-180.44%
20204,133-1974.55%
20194,330+80.19%
20184,322+932.20%
20174,229+721.73%

Showing 10 of 17 years.

Heidelberg township Demographics

30.3median age

Median age

Female29.6 yrs
Male32.1 yrs

Adults

2,591
547 seniors · 21%2,044 other adults

Sex

Female 49.7% · 2,024Male 50.3% · 2,046

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

Heidelberg township Income

$92,103median household income

Median household income

$92,103

Half of households earn more, half earn less

Median earnings

$57,000

Typical yearly pay for a worker 25 or older.

Poverty rate

3.6%

About 1 in 28 residents

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

Heidelberg township Marital Status

66% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married66%64%69%
Never married24%26%22%
Divorced6%7%6%
Widowed3%1%4%
Separated<1%1%0%

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