Port Byron, IL · standard
ZIP Code 61275
Rock Island County, Illinois — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 4,347
- 50/sq mi
- $108,438
- Median income
- $245,700
- Median home value
- 29.1%
- Bachelor's or higher
The verdict
Port Byron pairs an upper-quartile household income with above-median home values, in a rural, homeowner-dominated area.
- Top 14%
- household income, US ZIPs
- Top 44%
- home value, US ZIPs
- 50
- people per sq mi
- 89%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 61275 against every reporting US ZIP.
ZIP code 61275 is classified by USPS as a standard delivery area and covers roughly 86.9 square miles in Port Byron, Rock Island County, Illinois. The area is home to 4,347 residents, producing a population density of 50 people per square mile, and falls within the Chicago time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 61275 against Illinois and the nation.
On the economic side, the median household income for ZIP 61275 sits at $108,438 (35% above the Illinois average), while per-capita income is $48,028. The poverty rate stands at 8.3% and the unemployment rate at 5.8%. On housing, the median home value is $245,700 (28% above the state average) with median rent at $1,005 per month, and 89.4% of occupied units are owner-occupied, a direct signal of whether 61275 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 29.1% of adults hold a bachelor's degree or higher, the median age is 44.7, and the average commute is 21 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Rock Island County, so you can benchmark 61275 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 61275
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 61275.
- Construction
Construction
14 establishments
- Other services (except public administration)
Other services (except public administration)
10 establishments
- Administrative and support and waste management and remediation services
Administrative and support and waste management and remediation services
9 establishments
- Accommodation and food services
Accommodation and food services
7 establishments
- Finance and insurance
Finance and insurance
6 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 61275, Port Byron, IL · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
4,347
Population
86.9
Area (sq mi)
50
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 61275?
44.7
Median Age
50.0%
Male
50.0%
Female
1.4%
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?
$108,438
Median Household Income
+35% vs state
$48,028
Per Capita Income
8.3%
Poverty Rate
5.8%
Unemployment Rate
21.2 min
Mean Commute Time
How ZIP 61275 ranks nationally
Household income vs. every US ZIP code
Median household income — the full national distribution, with this ZIP marked
$108,438 Top 14% higher than 86% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US 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?
1,767
Total Housing Units
1,695
Occupied Units
72
Vacant Units
2.51
Avg Household Size
Occupancy Type
$245,700
Median Home Value
+28% vs state
$1,005
Median Rent
1977
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
+10.2%
YoY Change (2024)
209
HPI Index (2000 = 100)
+109%
Total Change Since 2000
Home values in ZIP 61275 have increased 10.2% over the past year (2024). Since 2000, this ZIP has seen +109% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +2.7% | 139 |
| 2021 | +9.7% | 152 |
| 2022 | +15.3% | 175 |
| 2023 | +7.9% | 189 |
| 2024 | +10.2% | 209 |
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 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 73 business establishments in ZIP 61275, employing approximately 354 people with a combined annual payroll of $23,317,000.
73
Businesses
354
Employees
$23.3M
Annual Payroll
10
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 14 | 19.2% |
| Other services (except public administration) | 10 | 13.7% |
| Administrative and support and waste management and remediation services | 9 | 12.3% |
| Accommodation and food services | 7 | 9.6% |
| Finance and insurance | 6 | 8.2% |
| Real estate and rental and leasing | 5 | 6.8% |
| Professional, scientific, and technical services | 5 | 6.8% |
| Retail trade | 4 | 5.5% |
| Transportation and warehousing | 3 | 4.1% |
| Health care and social assistance | 3 | 4.1% |
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 61275 vs 61278 →
ZIP 61275 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 61244
East Moline (61244)
24,053 residents
- 61241 7,124
Colona (61241)
7,124 residents
- 52753 5,153
Le Claire (52753)
5,153 residents
- 61275 4,347
Port Byron (61275)
4,347 residents
- 61256 1,822
Hampton (61256)
1,822 residents
- 52768 1,426
Princeton (52768)
1,426 residents
- 61257 1,210
Hillsdale (61257)
1,210 residents
- 61242 1,145
Cordova (61242)
1,145 residents
- 61278 412
Rapids City (61278)
412 residents
What this shows Among its immediate neighbors, ZIP 61275 ranks #4 by population — useful context the national average alone can't give.
ZIP 61275 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 52768
Princeton (52768)
$112,563 median income
- 61275
Port Byron (61275)
$108,438 median income
- 61242
Cordova (61242)
$104,219 median income
- 52753
Le Claire (52753)
$103,813 median income
- 61256
Hampton (61256)
$90,406 median income
- 61241
Colona (61241)
$80,000 median income
- 61236
Barstow (61236)
$77,813 median income
- 61278
Rapids City (61278)
$69,938 median income
- 61257
Hillsdale (61257)
$64,107 median income
What this shows By household income, ZIP 61275 ranks #2 of 9 neighboring ZIPs — local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 61278 | Rapids City, IL | 412 | 2.3 mi |
| 61257 | Hillsdale, IL | 1,210 | 4.0 mi |
| 52753 | Le Claire, IA | 5,153 | 5.1 mi |
| 61242 | Cordova, IL | 1,145 | 7.2 mi |
| 61241 | Colona, IL | 7,124 | 7.8 mi |
| 61256 | Hampton, IL | 1,822 | 6.0 mi |
| 61236 | Barstow, IL | 193 | 6.8 mi |
| 52767 | Pleasant Valley, IA | 349 | 6.8 mi |
| 61244 | East Moline, IL | 24,053 | 7.3 mi |
| 52768 | Princeton, IA | 1,426 | 8.3 mi |
More ZIP Codes in Rock Island County
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Frequently Asked Questions
What county is ZIP code 61275 in? ▼
What is the population of ZIP code 61275? ▼
What is the median household income in ZIP 61275? ▼
What is the average home value in ZIP 61275? ▼
What is the demographic makeup of ZIP 61275? ▼
How many businesses are in ZIP code 61275? ▼
What are the main industries in ZIP code 61275? ▼
How have home values changed in ZIP code 61275? ▼
What is the education level in ZIP code 61275? ▼
What is the average commute time in ZIP 61275? ▼
What percentage of residents own vs. rent in ZIP 61275? ▼
What is the poverty rate in ZIP code 61275? ▼
ZIP Code Research Guides
Official Data Resources for Port Byron, IL
Verify and explore additional data for this area using these official government sources.
Read our methodology to see how this data is sourced, computed, and verified.