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 Moderate-density area
- $108,438
- Median income Above-median income area
- $245,700
- Median home value Near-median home value
- 29.1%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
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.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 61275 (Port Byron, IL) rose +10.2% from 2023 to 2024. The all-transactions index moved from 189.4 in 2023 to 208.8 in 2024 (2000 = 100).
ZIP code 61275 covers 86.9 square miles in Port Byron, Rock Island County, Illinois (a standard USPS delivery area), with a modest 4,347 residents on file, a density of 50 people per square mile, in the Chicago time zone.
ZIP 61275 lands in the middle-income range, with a median household income of $108,438 (35% above the average Illinois ZIP), while per-capita income is $48,028. The poverty rate is 8.3%, with unemployment at 5.8%; those measures add context to the income figure. Housing is both higher-cost and owner-heavy: median home value is $245,700 (28% above the average Illinois ZIP), while 89.4% of occupied homes are owner-occupied and median rent is $1,005.
Educational attainment sits below the national norm: 29.1% of adults hold a bachelor's degree or higher, the median age is 44.7, and the average commute is 21 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Rock Island County, so 61275 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 →
Top industries in ZIP 61275
Top 5 sectors by establishment count in Port Byron, IL
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 + FHFA HPI ACS demographics and median rent, ZBP business establishments, 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; 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 ZIP avg
$48,028
Per Capita Income
8.3%
Poverty Rate
5.8%
Unemployment Rate
21.2 min
Mean Commute Time
How ZIP 61275 ranks among Illinois ZIPs
Port Byron, 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)
$108,438 Top 13% higher than 87% 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
1,767housing units
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 ZIP avg
$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 |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 61275, 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 (4,347 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 61275 in?
ZIP code 61275 (Port Byron) 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 61275?
ZIP code 61275 in Port Byron, IL has a population of 4,347 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 61275?
The median household income in ZIP 61275 is $108,438, which is 42% above the national average of $76,288.
What is the average home value in ZIP 61275?
The median home value in ZIP 61275 is $245,700, which is 12% below the national average of $278,155.
What is the demographic makeup of ZIP 61275?
The largest racial group in ZIP 61275 is White at 92.5%. Hispanic or Latino residents make up 5.6% of the population.
How many businesses are in ZIP code 61275?
ZIP code 61275 has 73 business establishments employing approximately 354 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 61275?
The top industries by establishment count in ZIP 61275 are: Construction (14), Other services (except public administration) (10), Administrative and support and waste management and remediation services (9). There are 10 industry sectors represented in total.
How have home values changed in ZIP code 61275?
According to the FHFA House Price Index, home values in ZIP 61275 increased by 10.2% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 109%. 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 61275?
In ZIP code 61275, 60.3% of residents aged 25+ have a high school diploma or higher, and 29.1% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 61275?
The mean commute time for workers in ZIP code 61275 is 21.2 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 61275?
In ZIP code 61275, approximately 89.4% of occupied housing units are owner-occupied and 10.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 61275?
The poverty rate in ZIP code 61275 is 8.3% 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 61275's numbers, next.
- See how ZIP 61275 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Port Byron, IL ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.