Residential delivery area · Illinois
ZIP Code 62278: Red Bud, IL
ZIP code 62278 uses the postal name Red Bud, Illinois and lies mostly in Monroe County (54% of its land) with the rest in Randolph County (Census 2020 ZIP-county file). About 6,300 people live there (Census Bureau, ACS 2020-2024). Median household income is $79,688 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Red Bud (3%) and Ruma (under 1%); 97% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Red Bud · its only residential ZIP
- County
- Monroe County (54%); Randolph County (46%)
- Census places
- Red Bud (3%); Ruma (under 1%)
- Metro area
- St. Louis, MO-IL
- House district
- IL-12 119th Congress
- State
- Illinois
- Time zone
- Central
- Land area
- 104.9 sq mi · 60 people per sq mi
Where is ZIP code 62278?
62278 centers on 38.204°, -89.991° and covers 104.9 square miles of land plus 1.5 of water. It borders 7 ZIP codes: 62248, 62242, 62217, 62264, 62277, 62298, 62244.
The map draws ZIP code areas only. For the streets inside 62278, 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 62278 compare with the rest of Monroe County?
| Measure | 62278 | In Monroe County | In IL |
|---|---|---|---|
| People (ACS 2020-2024) | 6,281 | 3rd of 10 | 442nd of 1,396 |
| Median household income | $80k | 4th of 5 | 393rd of 797 |
| Median home value | $178k | 4th of 5 | 430th of 842 |
Its median household income is higher than in 62% of U.S. residential ZIP codes, and it is denser than 45% 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 62278?
The 2020 Census counted 6,646 people in 62278; the ACS, which samples households over 2020-2024, estimates 6,281. Between the 2010 and 2020 censuses its population fell 0.7% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 6,281
- 2020 Census count
- 6,646−0.7% since 2010 (6,690)
- Households
- 2,640
- Median age
- 40.8
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 62278?
Of the 6,281 people the ACS estimates in 62278, 24.0% are under 18 and 20.9% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (93.8%).
- Under 1824.0%
- 18 to 6455.1%
- 65 and older20.9%
- White, not Hispanic93.8%
- Other or two or more3.5%
- Asian, not Hispanic1.7%
- Hispanic or Latino0.8%
- Black, not Hispanic0.2%
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 62278 earn?
Median household income is $79,688 (ACS 2020-2024), the 4th highest of the 5 ranked ZIP codes in Monroe County. It is not measurably different from 2015-2019 ($78,873 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $79,688±$14,898
- Income per person
- $41,362
- Below the poverty line
- 6.2%
- Unemployed (of the labor force)
- 1.8%
- Adults 25+ with a bachelor's degree
- 23.2%
- Adjusted gross income per tax return, 2022
- $82,8133,260 returns; wages 64% 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 62278?
FHFA's house price index for 62278, built from repeat sales and appraisals of the same homes, rose 61% from 2015 to 2025 and rose 45% from 2020 to 2025, and moved +11.7% in 2025.
- Median home value (owners' estimate)
- $178,300
- Median gross rent
- $875
- Homes owned by their occupants
- 79.7%
- Housing units
- 2,784
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 62278?
187 business establishments had a location in this ZIP code in 2023, 6 fewer than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade29
- Construction22
- Health care and social assistance21
- Other services (except public administration)21
- Accommodation and food services19
- Finance and insurance16
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 62278?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 62248 | Hecker | 521 | $80k | 7.1 mi |
| 62242 | Evansville | 1,660 | $60k | 7.8 mi |
| 62217 | Baldwin | 767 | $85k | 8.5 mi |
| 62264 | New Athens | 3,097 | $57k | 9.2 mi |
| 62277 | Prairie Du Rocher | 940 | $68k | 9.9 mi |
| 62298 | Waterloo | 18,208 | $101k | 11.2 mi |
| 62244 | Fults | 928 | $108k | 11.3 mi |
| 62279 | Renault | 112 | $139k | 9.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.