Residential delivery area · Illinois
ZIP Code 62021: Dorsey, IL
ZIP code 62021 uses the postal name Dorsey, Illinois and lies mostly in Madison County (98% of its land) with the rest in Macoupin County (Census 2020 ZIP-county file). About 870 people live there (Census Bureau, ACS 2020-2024). Median household income is $107,454 (Census Bureau, ACS 2020-2024). By Census place, under 1% of its land lies in Prairietown (a census-designated place); more than 99% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2024
- ZBP2023
- IRS2022
- Town
- Dorsey · its only residential ZIP
- County
- Madison County (98%); Macoupin County (2%)
- Census places
- Prairietown census-designated place
- Metro area
- St. Louis, MO-IL
- House districts
- IL-13 (91%), IL-15 (9%) 119th Congress, by share of land
- State
- Illinois
- Time zone
- Central
- Land area
- 20.3 sq mi · 43 people per sq mi
Where is ZIP code 62021?
62021 centers on 38.984°, -89.977° and covers 20.3 square miles of land plus 0.3 of water. It borders 6 ZIP codes: 62067, 62014, 62010, 62097, 62002, 62012.
The map draws ZIP code areas only. For the streets inside 62021, 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 62021 compare with the rest of Madison County?
| Measure | 62021 | In Madison County | In IL |
|---|---|---|---|
| People (ACS 2020-2024) | 871 | 35th of 36 | 955th of 1,396 |
| Median household income | $108k | not ranked | not ranked |
| Median home value | $248k | not ranked | not ranked |
62021's income and home value are not ranked: it has fewer than 1,000 residents (871). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 39% of 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 62021?
The 2020 Census counted 1,033 people in 62021; the ACS, which samples households over 2020-2024, estimates 871. Between the 2010 and 2020 censuses its population grew 10.4% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 871±375 (90% margin)
- 2020 Census count
- 1,033+10.4% since 2010 (936)
- Households
- 323
- Median age
- 50.1
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 62021?
Of the 871 people the ACS estimates in 62021, 20.8% are under 18 and 20.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (95.3%).
- Under 1820.8%
- 18 to 6458.9%
- 65 and older20.3%
- White, not Hispanic95.3%
- Other or two or more2.6%
- Hispanic or Latino2.1%
- Black, not Hispanic0.0%
- Asian, not Hispanic0.0%
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 62021 earn?
Median household income is $107,454 (ACS 2020-2024). It is not measurably different from 2015-2019 ($113,944 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $107,454±$24,957
- Income per person
- $52,204
- Below the poverty line
- 1.6%
- Unemployed (of the labor force)
- 5.1%
- Adults 25+ with a bachelor's degree
- 31.7%
- Adjusted gross income per tax return, 2022
- $99,502440 returns; wages 61% 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 62021?
- Median home value (owners' estimate)
- $247,600
- Median gross rent
- –
- Homes owned by their occupants
- 99.7%
- Housing units
- 374
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 62021?
7 business establishments had a location in this ZIP code in 2023, 1 fewer than in 2018 (ZIP Code Business Patterns).
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 62021?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 62067 | Moro | 2,203 | $72k | 3.8 mi |
| 62014 | Bunker Hill | 3,669 | $93k | 4.4 mi |
| 62010 | Bethalto | 11,028 | $71k | 5.9 mi |
| 62097 | Worden | 2,973 | $91k | 7.4 mi |
| 62002 | Alton | 29,543 | $61k | 9.0 mi |
| 62012 | Brighton | 6,672 | $93k | 10.1 mi |
| 62018 | Cottage Hills | 3,184 | $40k | 7.4 mi (near) |
| 62093 | Wilsonville | 487 | $45k | 9.1 mi (near) |
| 62024 | East Alton | 9,493 | $57k | 9.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.