Residential delivery area · Illinois
ZIP Code 61201: Rock Island, IL
ZIP code 61201 is in Rock Island, Illinois, entirely in Rock Island County (Census 2020 ZIP-county file). About 37,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $59,396 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Rock Island (89%) and Rock Island Arsenal (9%), and under 1% in smaller places; 2% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Rock Island · its only residential ZIP
- County
- Rock Island County
- Census places
- Rock Island (89%); Rock Island Arsenal (9%) census-designated place
- Metro area
- Davenport-Moline-Rock Island, IA-IL
- House district
- IL-17 119th Congress
- State
- Illinois
- Time zone
- Central
- Land area
- 17.9 sq mi · 2,057 people per sq mi
Where is ZIP code 61201?
61201 centers on 41.478°, -90.576° and covers 17.9 square miles of land plus 2.2 of water. It borders 6 ZIP codes: 52801, 52802, 52803, 61265, 61264, 52722.
The map draws ZIP code areas only. For the streets inside 61201, 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 61201 compare with the rest of Rock Island County?
| Measure | 61201 | In Rock Island County | In IL |
|---|---|---|---|
| People (ACS 2020-2024) | 36,766 | 2nd of 21 | 93rd of 1,396 |
| Median household income | $59k | 13th of 13 | 675th of 797 |
| Median home value | $126k | 16th of 17 | 644th of 842 |
Its median household income is higher than in 28% of U.S. residential ZIP codes, and it is denser than 85% 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 61201?
The 2020 Census counted 37,366 people in 61201; the ACS, which samples households over 2020-2024, estimates 36,766. Between the 2010 and 2020 censuses its population fell 4.5% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 36,766
- 2020 Census count
- 37,366−4.5% since 2010 (39,116)
- Households
- 15,447
- Median age
- 37.5
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 61201?
Of the 36,766 people the ACS estimates in 61201, 21.2% are under 18 and 18.6% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (62.4%), then Black (not Hispanic) (15.4%).
- Under 1821.2%
- 18 to 6460.2%
- 65 and older18.6%
- White, not Hispanic62.4%
- Black, not Hispanic15.4%
- Hispanic or Latino13.2%
- Other or two or more5.4%
- Asian, not Hispanic3.7%
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 61201 earn?
Median household income is $59,396 (ACS 2020-2024), the 13th highest of the 13 ranked ZIP codes in Rock Island County. It is not measurably different from 2015-2019 ($59,476 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $59,396
- Income per person
- $33,963
- Below the poverty line
- 20.6%
- Unemployed (of the labor force)
- 6.4%
- Adults 25+ with a bachelor's degree
- 24.4%
- Adjusted gross income per tax return, 2022
- $57,33016,140 returns; wages 70% 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 61201?
FHFA's house price index for 61201, built from repeat sales and appraisals of the same homes, rose 49% from 2015 to 2025 and rose 39% from 2020 to 2025, and moved +4.4% in 2025.
- Median home value (owners' estimate)
- $125,600
- Median gross rent
- $847
- Homes owned by their occupants
- 64.5%
- Housing units
- 16,723
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 61201?
705 business establishments had a location in this ZIP code in 2023, 27 fewer than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance105
- Other services (except public administration)100
- Accommodation and food services76
- Retail trade73
- Professional, scientific, and technical services67
- Construction41
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 61201?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 52801 | Davenport, IA | 1,788 | $31k | 3.0 mi |
| 52802 | Davenport, IA | 9,466 | $54k | 3.4 mi |
| 52803 | Davenport, IA | 22,742 | $65k | 4.4 mi |
| 61265 | Moline | 43,748 | $67k | 4.6 mi |
| 61264 | Milan | 10,073 | $78k | 5.3 mi |
| 52722 | Bettendorf, IA | 41,264 | $102k | 8.4 mi |
| 52804 | Davenport, IA | 26,835 | $66k | 6.7 mi (near) |
| 52728 | Buffalo, IA | 984 | $69k | 7.9 mi (near) |
| 61240 | Coal Valley | 5,795 | $113k | 8.1 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.
Which other ZIP codes use the name Rock Island?
2 more ZIP codes carry the postal name Rock Island, IL without a residential delivery area: PO boxes at the post office, or a single organization with its own ZIP code. The Census Bureau publishes no figures for them.
| ZIP | County |
|---|---|
| 61204 | Rock Island County |
| 61299 | Rock Island County |
Source: GeoNames postal codes (CC BY 4.0), downloaded 2026-10-09; a ZIP code with no Census ZCTA has no residential delivery area.