Illinois City, IL · standard
ZIP Code 61259
Rock Island County, Illinois - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 1,276
- 6/sq mi Low-density area
- $91,458
- Median income Above-median income area
- $201,100
- Median home value Near-median home value
- 22.7%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Illinois City pairs an upper-quartile household income with below-median home values, in a rural, homeowner-dominated area.
- Top 25%
- household income, US ZIPs
- 44th pct
- home value, US ZIPs
- 6
- people per sq mi
- 92%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 61259 against every reporting US ZIP.
ZIP code 61259 is a sparsely populated ZIP (a standard USPS delivery area) in Illinois City, Rock Island County, Illinois, home to just 1,276 residents across 199.4 square miles, a density of 6 people per square mile, in the Chicago time zone.
ZIP 61259 lands in the middle-income range, with a median household income of $91,458 (14% above the average Illinois ZIP), while per-capita income is $45,792. Both reported hardship measures are comparatively low in absolute terms: poverty is 4.3% and unemployment is 1.3%. Median home value is $201,100 (5% above the average Illinois ZIP); 91.5% of occupied homes are owner-occupied.
Educational attainment sits below the national norm: 22.7% of adults hold a bachelor's degree or higher, the median age is 55.3, and the average commute is -. The page also surfaces 4 ZIP codes within roughly 10 miles and 6 more in Rock Island County, so 61259 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 61259, Illinois City, IL · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
1,276
Population
199.4
Area (sq mi)
6
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 61259?
55.3
Median Age
44.2%
Male
55.8%
Female
2.4%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$91,458
Median Household Income
+14% vs state ZIP avg
$45,792
Per Capita Income
4.3%
Poverty Rate
1.3%
Unemployment Rate
How ZIP 61259 ranks among Illinois ZIPs
Illinois City, IL household income vs. every Illinois ZIP code
Median household income among 1,334 reporting Illinois ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$91,458 Top 27% higher than 73% of 1,334 Illinois ZIPs
Each bar is a $20K-wide band; taller bars hold more Illinois ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
534housing units
534
Total Housing Units
480
Occupied Units
54
Vacant Units
2.19
Avg Household Size
Occupancy Type
$201,100
Median Home Value
+5% vs state ZIP avg
1948
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+16.5%
YoY Change (2023)
229
HPI Index (2000 = 100)
+129%
Total Change Since 2000
Home values in ZIP 61259 have increased 16.5% over the past year (2023). Since 2000, this ZIP has seen +129% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2018 | +6.1% | 161 |
| 2019 | +2.8% | 165 |
| 2020 | -1.5% | 163 |
| 2021 | +16.5% | 190 |
| 2023 | – | 229 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2023. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 9 business establishments in ZIP 61259, employing approximately 35 people with a combined annual payroll of $1,661,000.
9
Businesses
35
Employees
$1.7M
Annual Payroll
1
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 3 | 33.3% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 61259 vs 52761 →
ZIP 61259 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 52761
Muscatine (52761)
30,678 residents
- 52726 4,468
Blue Grass (52726)
4,468 residents
- 61272 1,504
New Boston (61272)
1,504 residents
- 61259 1,276
Illinois City (61259)
1,276 residents
- 61260 856
Joy (61260)
856 residents
What this shows Among its immediate neighbors, ZIP 61259 ranks #4 by population - useful context the national average alone can't give.
ZIP 61259 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 52726
Blue Grass (52726)
$104,250 median income
- 61259
Illinois City (61259)
$91,458 median income
- 61272
New Boston (61272)
$64,167 median income
- 52761
Muscatine (52761)
$62,098 median income
- 61260 $41,645
Joy (61260)
$41,645 median income
What this shows By household income, ZIP 61259 ranks #2 of 5 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 61259, both outside IL so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (1,276 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Rock Island County
Related Areas
Frequently Asked Questions
What county is ZIP code 61259 in?
ZIP code 61259 (Illinois City) is located in Rock Island County, Illinois. Rock Island County contains multiple ZIP codes, see the full list at /counties/rock-island-il.
What is the population of ZIP code 61259?
ZIP code 61259 in Illinois City, IL has a population of 1,276 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 61259?
The median household income in ZIP 61259 is $91,458, which is 20% above the national average of $76,288.
What is the average home value in ZIP 61259?
The median home value in ZIP 61259 is $201,100, which is 28% below the national average of $278,155.
What is the demographic makeup of ZIP 61259?
The largest racial group in ZIP 61259 is White at 98.5%.
How many businesses are in ZIP code 61259?
ZIP code 61259 has 9 business establishments employing approximately 35 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
How have home values changed in ZIP code 61259?
According to the FHFA House Price Index, home values in ZIP 61259 increased by 16.5% in 2023. Since 2000, home values in this ZIP have appreciated by approximately 129%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 61259?
In ZIP code 61259, 57.7% of residents aged 25+ have a high school diploma or higher, and 22.7% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 61259?
In ZIP code 61259, approximately 91.5% of occupied housing units are owner-occupied and 8.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 61259?
The poverty rate in ZIP code 61259 is 4.3% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 61259's numbers, next.
- See how ZIP 61259 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Illinois City, IL ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.