Residential delivery area · Illinois
ZIP Code 62033: Gillespie, IL
ZIP code 62033 uses the postal name Gillespie, Illinois and lies entirely in Macoupin County (Census 2020 ZIP-county file). About 4,300 people live there (Census Bureau, ACS 2020-2024). Median household income is $78,286 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Gillespie (3%), Mount Clare (3%), Dorchester (2%) and East Gillespie (under 1%); 92% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Gillespie · its only residential ZIP
- County
- Macoupin County
- Census places
- Gillespie (3%); Mount Clare (3%); Dorchester (2%); East Gillespie (under 1%)
- Metro area
- St. Louis, MO-IL
- House district
- IL-13 119th Congress
- State
- Illinois
- Time zone
- Central
- Land area
- 46.8 sq mi · 92 people per sq mi
Where is ZIP code 62033?
62033 centers on 39.137°, -89.840° and covers 46.8 square miles of land plus 0.6 of water. It borders 9 ZIP codes: 62009, 62023, 62093, 62069, 62685, 62088, 62014, 62056, 62626.
The map draws ZIP code areas only. For the streets inside 62033, 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 62033 compare with the rest of Macoupin County?
| Measure | 62033 | In Macoupin County | In IL |
|---|---|---|---|
| People (ACS 2020-2024) | 4,294 | 6th of 28 | 505th of 1,396 |
| Median household income | $78k | 6th of 13 | 413th of 797 |
| Median home value | $106k | 13th of 16 | 736th of 842 |
Its median household income is higher than in 60% of U.S. residential ZIP codes, and it is denser than 52% 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 62033?
The 2020 Census counted 4,584 people in 62033; the ACS, which samples households over 2020-2024, estimates 4,294. Between the 2010 and 2020 censuses its population fell 6.3% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 4,294
- 2020 Census count
- 4,584−6.3% since 2010 (4,894)
- Households
- 1,680
- Median age
- 46.1
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 62033?
Of the 4,294 people the ACS estimates in 62033, 19.7% are under 18 and 23.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (92.9%).
- Under 1819.7%
- 18 to 6456.8%
- 65 and older23.5%
- White, not Hispanic92.9%
- Other or two or more6.0%
- Hispanic or Latino0.9%
- Black, not Hispanic0.1%
- 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 62033 earn?
Median household income is $78,286 (ACS 2020-2024), the 6th highest of the 13 ranked ZIP codes in Macoupin County. It rose from $56,354 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $78,286±$9,978
- Income per person
- $38,004
- Below the poverty line
- 15.1%
- Unemployed (of the labor force)
- 4.1%
- Adults 25+ with a bachelor's degree
- 19.0%
- Adjusted gross income per tax return, 2022
- $65,6082,090 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 62033?
FHFA's house price index for 62033, built from repeat sales and appraisals of the same homes, rose 82% from 2015 to 2025 and rose 64% from 2020 to 2025, and moved −2.3% in 2025.
- Median home value (owners' estimate)
- $106,200
- Median gross rent
- $788
- Homes owned by their occupants
- 75.0%
- Housing units
- 2,101
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 62033?
70 business establishments had a location in this ZIP code in 2023, 11 fewer than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade14
- Health care and social assistance11
- Other services (except public administration)10
- Accommodation and food services9
- Construction5
- Finance and insurance4
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 62033?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 62009 | Benld | 1,723 | $45k | 3.7 mi |
| 62023 | Eagarville | 139 | $72k | 3.8 mi |
| 62093 | Wilsonville | 487 | $45k | 5.0 mi |
| 62069 | Mount Olive | 2,897 | $60k | 6.3 mi |
| 62685 | Shipman | 1,670 | $64k | 8.1 mi |
| 62088 | Staunton | 6,400 | $63k | 8.7 mi |
| 62014 | Bunker Hill | 3,669 | $93k | 8.7 mi |
| 62056 | Litchfield | 8,528 | $63k | 9.3 mi |
| 62626 | Carlinville | 7,876 | $71k | 10.5 mi |
| 62085 | Sawyerville | 193 | $70k | 4.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.