Heidelberg Flag

Heidelberg

County:
Lehigh County
County Seat:
No
Area (mi²):
24.65
State:
Pennsylvania

Heidelberg is located in Lehigh County, Pennsylvania. Heidelberg has a 2025 population of 3,443 . Heidelberg is currently growing at a rate of 1.21% annually and its population has increased by 3.52% since the most recent census, which recorded a population of 3,326 in 2020.

The average household income in Heidelberg is $143,739 with a poverty rate of 2.64%. The median age in Heidelberg is 43.9 years: 44.8 years for males, and 43.5 years for females. For every 100 females there are 92.2 males.

3.4K
Total Population
140
Density (mi²)
41 1.21%
Growth

Heidelberg Population

Heidelberg Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Heidelberg includes 96.46% White, and smaller percentages for Two or more races, Black or African American, Asian and multiracial populations.

Population by Race

White (96.46%)

Two or more races (1.98%)

Black or African American (1.2%)

Asian (0.36%)

Race
Population
Percentage (of total)
White3,21596.46%
Two or more races661.98%
Black or African American401.2%
Asian120.36%

Heidelberg Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Heidelberg's average per capita income is $59,827. Household income levels show a median of $89,903. The poverty rate stands at 2.64%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$125,250-
Families$106,042$169,328
Households$89,903$143,739
Non Families$70,811$61,089

$59,827

Average Income

$89,903

Median Household Income

2.64%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)