All ZIP Codes, Map and Demographics of Rock Island, IL

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Data Last Updated: April 1, 2026
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ZIP Codes:1 Standard, 1 PO Box, 1 Unique [See All]
County:Rock Island County, IL
Area Codes:309,861
Time Zone:Central (GMT -06:00)
Local Time:12:00:00 AM
Population:37,108 (Census Place) [More Demographics]
Statistical Area:Davenport-Moline-Rock Island, IA-IL [Learn More]
Coordinates:41.4764, -90.5777
Land Area:17.87 sq miles (ZIP Codes)
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Rock Island, IL has 3 ZIP Codes


ZIP CodeTypePopulationPop% of Population% of PopAlias Names
61201Standard37,366100.00%
61204 P.O. Box00.00%
61299 Unique00.00%Rock Island Arsonal
37,366 people in Rock Island, IL — get this data and hundreds of fields for every U.S. ZIP code View Database Try API
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Population & Demographics


Rock Island, IL has 37,294 residents, with an average household size of 2.2. The gender split is 49.6% male and 50.4% female - about the same as the national split. By age, the top brackets are 30-34 (6.1%) and 35-39 (6.9%). By race, White and Black or African American are the largest groups. Hispanic or Latino (of any race) is 13.5%. Those born outside the United States make up 8.5% (lower than the Nation).

Explore More: Population Over Time By Age & Gender By Race By Gender Nativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2024 American Community Survey (ACS) 5-Year Estimates.

There are two kinds of demographics shown in the charts for Rock Island, IL. Each covers a different geographic boundary and has different criteria for what is included. Learn More

Total Population:37,366
Total Households:15,266
Total Housing Units:17,212
Average Household Size:2.30
Average Family Size:3.40

All ZIP Codes assigned this City name by the USPS.

Total Population:37,108
Total Households:15,180
Total Housing Units:17,085
Average Household Size:2.29
Average Family Size:3.41

Data for the U.S. Census Place.

Population Over Time (with 2010 & 2020 Census Benchmarks)


Line chart of All ZIPs in Rock Island, IL population estimates from 2011-2024, with markers for the 2010 and 2020 Decennial Census counts to show growth or decline over time. Chart loads automatically and replaces this content. Load Chart Manually (if needed)
Group20102011210220132014201520162017201820192020202120222023
Census ACS Population Estimate--39,11738,94339,08238,98639,06438,74438,53438,38538,02438,01838,02537,83837,294
Decennial Census39,116------------------37,366------
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 37.6

Male Median Age: 36.5

Female Median Age: 38.6

Line Chart showing the population by Age Group and Gender of all ZIPs in Rock Island, Illinois. One line shows the Total population in that age group, another line shows the Male population for that age group, and the last line shows the Female population for the given age group. A table also provides the same information. Chart loads automatically and replaces this content. Load Chart Manually (if needed)
Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male1,0841,1761,2471,4861,5491,0581,0931,1151,0689871,0101,0891,1511,047806474345301
Female1,0421,1361,1821,5561,6841,1101,1471,1081,0939681,0141,1901,3501,153892593472590
Total2,1262,3122,4293,0423,2332,1682,2402,2232,1611,9552,0242,2792,5012,2001,6981,067817891
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


Pie Chart showing Population by Race for all ZIPs in Rock Island, Illinois. Chart loads automatically and replaces this content. Load Chart Manually (if needed)
White:23,15360.64%
Black:7,30119.12%
Hispanic:*4,32111.32%
Asian:1,6214.25%
American Indian:1490.39%
Hawaiian:190.05%
Other:1,6184.24%
Total:38,182100%

All ZIP Codes assigned this City name by the USPS.

Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


Pie chart showing Male vs Demale share of the population. Chart loads automatically and replaces this content. Load Chart Manually (if needed)
GenderCountPercentageMedian Age
Males:18,08648.40%36.5 years
Females:19,28051.60%38.6 years
Total:37,366100%37.6 years

All ZIP Codes assigned this City name by the USPS.

Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:33,89690.89%
Native, born in PR, Island Areas, or abroad:2200.59%
Foreign born, naturalized U.S. citizen:1,3273.56%
Foreign born, not a U.S. citizen:1,8518.52%
Total Population:37,294100%
Total Native Population:34,11691.48%
Total Foreign-born Population:3,1788.52%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


ZIP Codes in Rock Island, IL have an average household income of $57,260 (much lower than the State by 29.9%, and much lower than the Nation by 27.1%). Family vs nonfamily earnings show a significant gap ($78,149 vs $37,800). Employment participation is much lower than the Nation (63.3%). The unemployment rate is 6.5%, which is higher than the Nation (5.2%).

Explore More: Income Over Time Household Income Employment Status By Occupation

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Line Chart showing Median Income Estimates from 2011 until 2024 of Median Household Income, Median Family Income, Median Nonfamily Income, Median Male Income, and Median Female Income for all ZIPs in Rock Island, Illinois. A table also provides the same information. Chart loads automatically and replaces this content. Load Chart Manually (if needed)
Income Type2011210220132014201520162017201820192020202120222023
Median Household Income$41,988$42,771$41,547$40,685$41,220$43,042$45,074$47,563$48,473$47,835$50,784$55,613$57,260
Median Family Income$56,076$57,400$55,075$51,866$53,873$56,063$58,616$60,060$61,647$60,737$64,332$69,521$78,149
Median NonFamily Income$25,234$26,290$28,235$27,504$28,440$29,911$31,071$32,495$35,493$35,266$36,166$39,168$37,800
Median Male Income$42,413$43,934$44,464$44,841$46,022$44,241$44,262$44,950$45,622$44,275$46,301$53,573$54,765
Median Female Income$32,419$34,111$35,469$35,483$35,703$36,294$36,869$37,772$38,442$38,421$39,897$42,446$46,508
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Bar Chart showing Average Household Income for all ZIPs in Rock Island, IL, the U.S. Census Place, Rock Island County, the state of Illinois, and the United States National Average. Chart loads automatically and replaces this content. Load Chart Manually (if needed)
Source: U.S. Census 2019-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employment status for all ZIPs in Rock Island, IL: employed, unemployed, and not in the labor force. Chart loads automatically and replaces this content. Load Chart Manually (if needed)
Employed:17,09256.21%
Unemployed:1,2224.02%
Not In Labor Force:12,09639.78%
Total:30,410100%

All ZIP Codes assigned this City name by the USPS.

Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:5,49132.13%
Service:3,29619.28%
Sales and Office:3,57620.92%
Natural resources, construction, and maintenance:1,2387.24%
Production, transportation, and material moving:3,49120.42%
Total Civilian Employed Population:17,092100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In Rock Island, IL, the median home value is $118,300 - much lower than the State by 52.8%, and up $12,100 (11.4%) since 2020. Renters pay an average of $822 per month - much lower than the State by 33.0%, and up $105 (14.6%) since 2020. Most renters in Rock Island pay under $1,000 (73.8%). About 73.8% pay under $1,000 and 1.2% pay $2,000+; the under $1,000 share is much higher than the Nation. Of occupied housing, owners make up 63.5% (57.9% have a mortgage) and renters make up 36.5% - owners are lower than the Nation.

Explore More: Compare Home Value Home Value Over Time Rent & Over Time Housing Occupancy

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Bar Chart showing median House Value for all ZIPs in Rock Island, Illinois, the U.S. Census Place, Rock Island County, Illinois, and the United States National Average. Chart loads automatically and replaces this content. Load Chart Manually (if needed)
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Median Home Value Over Time (2011-2024)


Group2011210220132014201520162017201820192020202120222023
Median Home Value$97,700$98,800$98,800$97,900$97,200$98,100$100,100$102,000$104,300$106,200$106,400$115,700$118,300
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:1,07418.45%
$500 to $999:2,90249.86%
$1,000 to $1,499:1,06518.30%
$1,500 to $1,999:3465.95%
$2,000 to $2,499:540.93%
$2,500 to $2,999:130.22%
$3,000 or more:30.05%
No Rent:3636.24%
Total:5,820100%

All ZIP Codes assigned this City name by the USPS.

Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time (2011-2024)


Group2011210220132014201520162017201820192020202120222023
Median Rent$608$635$646$688$708$704$688$728$729$717$738$803$822
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage): 5,810 36.67%
Owner Occupied (free and clear, no mortgage): 4,214 26.60%
Renter Occupied: 5,820 36.73%
Total Occupied Housing Units: 15,844 100%

Occupied Housing Units: 15,844 90.75%
Vacant Housing Units (not graphed): 1,615 9.25%
Total Housing Units: 17,459 100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


22.4% of adults (25+) have a bachelor-s degree or higher, well below the state rate (37.2%) and well below the national average (35.0%). High school or higher is 89.9%, which is about the same as the state rate (90.3%). The share of people in poverty is 13.1%, which is above the state rate (8.2%) and above the national rate (8.7%), about the same as 2011 and down 4.2 percentage points from its 2019 pre-pandemic level.

Explore More: Educational Attainment Health Insurance Poverty Over Time School Enrollment

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:8713.63%
9th to 12th grade, no diploma:1,5506.46%
High school graduate (includes equivalency):7,36130.70%
Some college, no degree:6,48027.03%
Associate's degree:2,41210.06%
Bachelor's degree:2,99412.49%
Graduate or professional degree:2,3089.63%
Total:23,976100%
High school graduate or higher:21,55589.90%
Bachelor's degree or higher:5,30222.11%

All ZIP Codes assigned this City name by the USPS.

Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:23,80257.34%
Public Insurance:15,26036.76%
No Insurance:2,4485.90%
Total:41,510100%
Has Health Insurance:39,06294.10%

All ZIP Codes assigned this City name by the USPS.

Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2024)


Group2011210220132014201520162017201820192020202120222023
% of People in Poverty13.0%12.9%15.5%17.1%17.6%16.8%16.4%17.1%17.3%16.7%14.8%14.8%13.1%
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:4404.65%
Kindergarten:5405.70%
Elementary school (grades 1-8):3,26334.46%
High school (grades 9-12):1,75318.51%
College or graduate school:3,47336.68%
Total:9,469100%
Early Childhood:98010.35%
K-12 (Primary & Secondary School):5,55658.68%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


Rock Island supports both business and residential activity. According to the Business Census (2024), there are 728 business establishments, employing about 17,104 people with an annual payroll of $916,479,000. USPS data shows 15,777 residential mailboxes and 981 business mailboxes, reflecting local delivery coverage.

# Residential Mailboxes:15,777Source: USPS
# Business Mailboxes:981Source: USPS
Total Delivery Receptacles:17,762Source: USPS
Single Family Delivery Units:12,803Source: USPS
Multi Family Delivery Units:2,238Source: USPS
# of Businesses:728Source: CBP
1st Quarter Payroll:$249,590,000Source: CBP
Annual Payroll:$916,479,000Source: CBP
# of Employees:17,104Source: CBP

All ZIP Codes assigned this City name by the USPS.

Geography, Land Area, and Statistical Classifications


Rock Island, IL is located in Rock Island County, within the Davenport-Moline-Rock Island, IA-IL Metropolitan Statistical Area (CBSA 19340) and spans 4 of Illinois's 4th, 6th, 10th, and 17th Congressional Districts. This Metro area has a population of 381,864 people, about 9.8% of whom live in Rock Island. ZIP Codes here cover 17.873 sq mi of land and a water area of 2.245 sq mi.

CBSA Name:Davenport-Moline-Rock Island, IA-ILSource: Census
CBSA Number:19340Source: Census
CBSA Type:MetroSource: Census
CBSA Division:--Source: Census
CBSA Population:381,864Source: Census
MSA:Davenport-Moline-Rock Island, IA-IL MSASource: Census
PMSA:--Source: Census
Land Area:17.873 sq miSource: Census
Water Area:2.245 sq miSource: Census
Congressional District(s):04,06,10,17Source: USPS
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:65078Source: Census
Place Name:Rock Island city; IllinoisSource: Census

Sum of all ZIP Codes assigned this City name by the USPS.

Adjacent & Nearby Cities from Rock Island, IL


  1. Davenport, IA ~3.1 miles
  2. Moline, IL ~4.8 miles
  3. Milan, IL ~5.4 miles
  4. Andalusia, IL ~7.8 miles
  5. Coal Valley, IL ~8.8 miles
  6. Bettendorf, IA ~8.8 miles
  7. Silvis, IL ~8.8 miles
  8. Carbon Cliff, IL ~9.8 miles
  9. Blue Grass, IA ~10.2 miles
  10. Hampton, IL ~10.3 miles
  11. Taylor Ridge, IL ~10.3 miles
  12. East Moline, IL ~10.4 miles
  13. Orion, IL ~12.0 miles
  14. Montpelier, IA ~12.0 miles
  15. Sherrard, IL ~13.0 miles
  16. Colona, IL ~13.5 miles
  17. Walcott, IA ~13.6 miles
  18. Eldridge, IA ~13.6 miles
  19. Le Claire, IA ~14.2 miles
  20. Reynolds, IL ~14.2 miles

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on April 1, 2026.

  1. U.S. Postal Service [Last Updated: 4/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 4/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 4/1/2026], https://nces.ed.gov