Williams Creek, Indiana Demographics & Population 2026

A note before these figures: with a population of 417, Williams Creek's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.

Population Overview

Williams Creek is a small community located in Indiana, within Marion County. The total population is 417. It ranks as the 545th most populous out of 967 Census-designated places in Indiana.

Age Demographics

The median age in Williams Creek is 46.7 years. This is 23% higher than the state median of 38.1 years. With 32.4% of the population under 18, Williams Creek has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Williams Creek is $250,000+. This is 247% higher than the state median of $71,957. It is also 210% higher than the national median of $80,734. The poverty rate stands at 3.4%. This is 73% lower than the state poverty rate of 12.3%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 2.7%. This is 37% lower than the state rate of 4.3%. The median home value is $1,201,400. Housing costs are 451% higher than the state median of $218,200. The home-value-to-income ratio is 4.8x. 91.5% of occupied housing units are owner-occupied. This homeownership rate is 30% higher than the state average of 70.5%.

Race & Ethnicity

Williams Creek has a predominantly White (non-Hispanic) population, comprising 90.9% of all residents. Asian residents account for 2.9%. The Hispanic or Latino population (2.6%) is well below the state average of 8.6%.

Education

88.0% of residents aged 25 and older hold a bachelor's degree or higher. This places Williams Creek in the top 10% of all cities in the state for educational attainment. This is 199% higher than the state rate of 29.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. No surveyed resident aged 25 or older reported leaving school before earning a high school diploma, though a rate of exactly 100% reflects the limits of a small sample. Notably, 41.1% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Williams Creek, Indiana is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Indiana state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 967 Census-designated places in Indiana. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.