Colp, IL · standard

ZIP Code 62921

Williamson County, Illinois - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

375
190/sq mi
$75,000
Median home value
17.2%
Bachelor's or higher

The verdict

Colp pairs among the most affordable home values nationally, in a rural, homeowner-dominated area.

3th pct
home value, US ZIPs
190
people per sq mi
77%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 62921 against every reporting US ZIP.

ZIP code 62921 is a sparsely populated ZIP (a standard USPS delivery area) in Colp, Williamson County, Illinois, home to just 375 residents across 2.0 square miles, a density of 190 people per square mile, in the Chicago time zone.

Median household income is not on file for ZIP 62921, but per-capita income is $24,685. The poverty rate stands at 49.8% and the unemployment rate at 10.1%. On housing, the median home value is $75,000 (61% below the state average) with median rent at $99 per month, and 77.4% of occupied units are owner-occupied.

Educational attainment sits below the national norm: 17.2% of adults hold a bachelor's degree or higher, the median age is 41.5, and the average commute is -. Beyond these figures, 10 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Williamson County, letting you compare 62921 to its immediate surroundings rather than a national baseline alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 62921, Colp, IL · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

375

Population

2.0

Area (sq mi)

190

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 62921?

41.5

Median Age

51.1%

Male

48.9%

Female

0.0%

Foreign-Born

White 57.9%
African American 30.9%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 11.2%
Hispanic or Latino 0.0%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$24,685

Per Capita Income

49.8%

Poverty Rate

10.1%

Unemployment Rate

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 45.4%
Bachelor's Degree or Higher 17.2%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

159

Total Housing Units

115

Occupied Units

44

Vacant Units

2.03

Avg Household Size

Occupancy Type

Owner 77.4%
Renter 22.6%

$75,000

Median Home Value

-61% vs state

$99

Median Rent

1954

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

Nearby ZIP Codes

Want a side-by-side? Compare 62921 vs 62918 →

ZIP 62921 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 62921 ranks #9 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
62918 Carterville, IL 9,793 0.8 mi
62915 Cambria, IL 321 2.3 mi
62948 Herrin, IL 12,865 3.2 mi
62949 Hurst, IL 810 3.8 mi
62933 Energy, IL 1,230 3.8 mi
62999 Zeigler, IL 1,829 6.5 mi
62983 Royalton, IL 1,504 7.4 mi
62841 Freeman Spur, IL 98 6.1 mi
62924 De Soto, IL 2,809 6.8 mi
62902 Carbondale, IL 4,531 9.7 mi

More ZIP Codes in Williamson County

Frequently Asked Questions

What county is ZIP code 62921 in?
ZIP code 62921 (Colp) is located in Williamson County, Illinois. Williamson County contains multiple ZIP codes, see the full list at /counties/williamson-il.
What is the population of ZIP code 62921?
ZIP code 62921 in Colp, IL has a population of 375 according to the Census Bureau ACS 2023 estimates.
What is the average home value in ZIP 62921?
The median home value in ZIP 62921 is $75,000, which is 73% below the national average of $278,155.
What is the demographic makeup of ZIP 62921?
The largest racial group in ZIP 62921 is White at 57.9%.
What is the education level in ZIP code 62921?
In ZIP code 62921, 45.4% of residents aged 25+ have a high school diploma or higher, and 17.2% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 62921?
In ZIP code 62921, approximately 77.4% of occupied housing units are owner-occupied and 22.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 62921?
The poverty rate in ZIP code 62921 is 49.8% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.