Residential delivery area · Illinois
ZIP Code 62221: Belleville, IL
ZIP code 62221 uses the postal name Belleville, Illinois and lies entirely in St. Clair County (Census 2020 ZIP-county file). About 30,000 people live there (Census Bureau, ACS 2020-2024), the most populous of Belleville's 4 residential ZIP codes. Median household income is $82,271 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Shiloh (19%), Belleville (10%), Freeburg (6%) and Rentchler (under 1%), and under 1% in smaller places; 64% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Belleville · 4 residential ZIPs
- County
- St. Clair County
- Census places
- Shiloh (19%); Belleville (10%); Freeburg (6%); Rentchler (under 1%) census-designated place
- Metro area
- St. Louis, MO-IL
- House districts
- IL-12 (78%), IL-13 (22%) 119th Congress, by share of land
- State
- Illinois
- Time zone
- Central
- Land area
- 35.0 sq mi · 854 people per sq mi
- PO Box ZIPs
- 62222 also use the name Belleville
Where is ZIP code 62221?
62221 centers on 38.512°, -89.902° and covers 35.0 square miles of land plus 0.3 of water. It borders 6 ZIP codes: 62225, 62226, 62220, 62269, 62243, 62258.
The map draws ZIP code areas only. For the streets inside 62221, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 62221 compare with the rest of Belleville?
| Measure | 62221 | In Belleville | In St. Clair County | In IL |
|---|---|---|---|---|
| People (ACS 2020-2024) | 29,875 | 1st of 4 | 3rd of 34 | 141st of 1,396 |
| Median household income | $82k | 1st of 4 | 13th of 24 | 370th of 797 |
| Median home value | $218k | 1st of 4 | 11th of 25 | 352nd of 842 |
Its median household income is higher than in 65% of U.S. residential ZIP codes, and it is denser than 77% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 62221?
The 2020 Census counted 29,039 people in 62221; the ACS, which samples households over 2020-2024, estimates 29,875. Between the 2010 and 2020 censuses its population grew 4.2% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 29,875
- 2020 Census count
- 29,039+4.2% since 2010 (27,858)
- Households
- 12,151
- Median age
- 38.5
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 62221?
Of the 29,875 people the ACS estimates in 62221, 24.8% are under 18 and 14.4% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (55.3%), then Black (not Hispanic) (31.3%).
- Under 1824.8%
- 18 to 6460.8%
- 65 and older14.4%
- White, not Hispanic55.3%
- Black, not Hispanic31.3%
- Other or two or more7.9%
- Hispanic or Latino3.0%
- Asian, not Hispanic2.5%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 62221 earn?
Median household income is $82,271 (ACS 2020-2024), the 13th highest of the 24 ranked ZIP codes in St. Clair County. It is not measurably different from 2015-2019 ($84,794 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $82,271
- Income per person
- $41,109
- Below the poverty line
- 10.5%
- Unemployed (of the labor force)
- 2.9%
- Adults 25+ with a bachelor's degree
- 38.4%
- Adjusted gross income per tax return, 2022
- $75,64214,120 returns; wages 71% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 62221?
FHFA's house price index for 62221, built from repeat sales and appraisals of the same homes, rose 77% from 2015 to 2025 and rose 58% from 2020 to 2025, and moved +7.1% in 2025.
- Median home value (owners' estimate)
- $217,500
- Median gross rent
- $1,152
- Homes owned by their occupants
- 65.2%
- Housing units
- 12,720
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 62221?
355 business establishments had a location in this ZIP code in 2023, 46 fewer than in 2018; the most are in other services (except public administration) (ZIP Code Business Patterns).
- Other services (except public administration)50
- Retail trade47
- Accommodation and food services41
- Health care and social assistance38
- Administrative and support and waste management and remediation services32
- Construction31
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 62221?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 62225 | Scott Air Force Base | 5,242 | $103k | 3.5 mi |
| 62226 | Belleville | 28,255 | $71k | 5.6 mi |
| 62220 | Belleville | 19,152 | $66k | 5.7 mi |
| 62269 | O Fallon | 35,923 | $104k | 6.1 mi |
| 62243 | Freeburg | 6,418 | $103k | 6.4 mi |
| 62258 | Mascoutah | 10,437 | $95k | 7.4 mi |
| 62208 | Fairview Heights | 16,821 | $80k | 8.0 mi (near) |
| 62254 | Lebanon | 6,710 | $97k | 8.0 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.