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ZipNumbers

Williamson County · Illinois

ZIP code 62921

Population, income, housing costs and the sales tax rate charged on purchases inside ZIP 62921 — Census 2019-2023 ACS 5-year, no modelled estimates.
Population
200

ZCTA residents

Median income
$36,250

Household, past 12 months

Median home
$75,000

Owner-occupied value

Sales tax
6.25%

Illinois state rate

Quick answer

ZIP 62921 sits in Williamson County, Illinois and is home to 200 people. Median household income is $36,250, the median home is worth $75,000 and median gross rent is . 76% of households own their home, and purchases are taxed at 6.25% (Illinois state rate).

County
Williamson County

FIPS 17199

State
Illinois (IL)

1,396 ZIPs covered

Area codes
Not published

No NANPA match for this ZIP

Metro area
Outside covered metros

Rate jurisdiction used for tax

The numbers for 62921

American Community Survey 2019-2023 ACS 5-year estimates for this ZCTA.

Population
200ZIP 62921 residents
Median household income
$36,250Past 12 months, inflation adjusted
Median home value
$75,000Owner-occupied units
Median gross rent
Rent plus utilities, monthly
Median age
42.7 yrsAll residents
Homeownership rate
76%Owner-occupied households

Sales tax in 62921

What a purchase inside this ZIP costs at checkout.

Rate applied
6.25%State base rate only
Tax on $100
$6Rounded to the dollar
Tax on $1,000
$63Before any exemptions

Illinois levies 6.25% statewide, and counties, cities and special districts inside this ZIP can add their own local rate on top. Check the county page for the local component before you quote a price.

Affordability in this ZIP

Derived from the Census medians above — indicative, not an offer.

Rent burden
Median rent ÷ median income
Price-to-income
2.1×Home value ÷ household income
Est. mortgage
$389/mo20% down, 30-yr at 6.75%
Poverty rate
51%Residents below poverty line

A rent burden above 30% is the federal threshold for cost-burdened households, and a price-to-income multiple above 4× is generally considered a stretched housing market. The mortgage figure is principal and interest only — taxes, insurance and HOA dues are extra.

How 62921 compares

ZIP 62921 against the median ZIP in Williamson County and across Illinois.

MeasureZIP 62921County medianState medianvs state
Median household income$36,250$64,464$72,734-50%
Median home value$75,000$125,450$146,900-49%
Median gross rent$875$906
Population2002,1731,856-89%

Medians are computed across the 12 ZIP areas in Williamson County and the 1396 ZIP areas in Illinois.

Statewide rank

Where this ZIP places among all 1396 Illinois ZIP areas.

Income

richer than 2% of 1,344 state ZIPs

#1,317
Home value

above 7% of 1,335 state ZIPs

#1,247
Population

larger than 8% of 1,396 state ZIPs

#1,288

Comparable ZIP codes

Illinois ZIP areas with almost the same household income.

ZIPCountyIncomeHome valueRent
62204St. Clair County$36,789$48,200$783
62914Alexander County$35,362$28,900$282
60636Cook County$35,077$150,600$1,135
60958Kankakee County$35,074$78,100$900
60472Cook County$37,594$114,200$1,188
60827Cook County$37,648$123,800$1,044

Nearby ZIP codes

Other ZIP codes filed under Williamson County.

ZIP 62921 questions

Common questions about this ZIP code.

Where is ZIP code 62921?
ZIP 62921 lies mostly in Williamson County, Illinois. County assignment follows the largest share of land area, so a ZIP straddling a county line is filed under its dominant county.
What sales tax do I pay in 62921?
Illinois charges 6.25% statewide, plus any county, city or district rate that applies locally.
Is 62921 expensive to live in?
Median rent runs a month, and the median home is worth $75,000-49% against the typical Illinois ZIP.
Is a ZCTA the same as a postal ZIP code?
Not exactly. The Census builds ZIP Code Tabulation Areas from the ZIP codes of addresses inside each census block, so a ZCTA can differ slightly from the USPS delivery route of the same number, and PO-box-only ZIPs have no ZCTA at all.

Related pages for this area.

Sources & transparency

Every figure on this page is a published estimate for ZIP Code Tabulation Area 62921, except the affordability ratios and mortgage estimate, which we derive from those medians and label as estimates.

Last reviewed December 2024. Figures are published for reference and can change; verify with the source agency before filing or contracting. How we build and check this data.