Williamsburg Flag

Williamsburg

County:
Iowa County
County Seat:
No
Area (mi²):
3.37
State:
Iowa

Williamsburg is a city located in Iowa County, Iowa. Williamsburg has a 2025 population of 3,348. Williamsburg is currently declining at a rate of -0.03% annually and its population has decreased by -0.21% since the most recent census, which recorded a population of 3,355 in 2020.

The average household income in Williamsburg is $81,391 with a poverty rate of 3.49%.The median age in Williamsburg is 33.9 years: 33.3 years for males, and 37.1 years for females.

3.3K
Total Population
993
Density (mi²)
-1 -0.03%
Growth

Williamsburg Population

Williamsburg Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Williamsburg includes 96.03% White, and smaller percentages for Asian and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White3,21496.03%
Two or more races1183.53%
Asian150.45%

Williamsburg Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Williamsburg's average per capita income is $53,381. Household income levels show a median of $65,607. The poverty rate stands at 3.49%.

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$112,093-
Families$111,308$110,232
Households$65,607$81,391
Non Families$42,818$50,980

$53,381

Average Income

$65,607

Median Household Income

3.49%

Poverty Rate

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)