Arthur, IL · standard
ZIP Code 61911
Douglas County, Illinois - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 4,860
- 30/sq mi Moderate-density area
- $82,633
- Median income Near-median income area
- $171,600
- Median home value Near-median home value
- 16.6%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Arthur pairs an above-median household income with below-median home values, in a rural, homeowner-dominated area.
- Top 35%
- household income, US ZIPs
- 35th pct
- home value, US ZIPs
- 30
- people per sq mi
- 71%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 61911 against every reporting US ZIP.
ZIP code 61911 covers 163.1 square miles in Arthur, Douglas County, Illinois (a standard USPS delivery area), with a modest 4,860 residents on file, a density of 30 people per square mile, in the Chicago time zone.
ZIP 61911 lands in the middle-income range, with a median household income of $82,633 (3% above the average Illinois ZIP), while per-capita income is $34,534. The poverty rate is 16.5%, with unemployment at 2.9%; those measures add context to the income figure. Median home value is $171,600 (11% below the average Illinois ZIP) and median rent is $792; 70.5% of occupied homes are owner-occupied.
Educational attainment sits below the national norm: 16.6% of adults hold a bachelor's degree or higher, the median age is 33.8, and the average commute is -. The page also surfaces 3 ZIP codes within roughly 10 miles and 6 more in Douglas County, so 61911 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 61911
Top 5 sectors by establishment count in Arthur, IL
Which industries have the most business establishments in ZIP 61911.
- Manufacturing
Manufacturing
52 establishments
- Construction
Construction
37 establishments
- Retail trade
Retail trade
33 establishments
- Other services (except public administration) 16
Other services (except public administration)
16 establishments
- Wholesale trade 13
Wholesale trade
13 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 61911, Arthur, 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
4,860
Population
163.1
Area (sq mi)
30
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 61911?
33.8
Median Age
48.2%
Male
51.8%
Female
5.0%
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?
$82,633
Median Household Income
+3% vs state ZIP avg
$34,534
Per Capita Income
16.5%
Poverty Rate
2.9%
Unemployment Rate
How ZIP 61911 ranks among Illinois ZIPs
Arthur, 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)
$82,633 Top 38% higher than 62% 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
1,852housing units
1,852
Total Housing Units
1,738
Occupied Units
114
Vacant Units
2.57
Avg Household Size
Occupancy Type
$171,600
Median Home Value
-11% vs state ZIP avg
$792
Median Rent
1971
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
+36.5%
YoY Change (2022)
187
HPI Index (2000 = 100)
+87%
Total Change Since 2000
Home values in ZIP 61911 have increased 36.5% over the past year (2022). Since 2000, this ZIP has seen +87% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2018 | -0.7% | 121 |
| 2019 | +13.7% | 137 |
| 2020 | -7.9% | 126 |
| 2021 | +8.7% | 137 |
| 2022 | +36.5% | 187 |
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 2022. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 208 business establishments in ZIP 61911, employing approximately 3,520 people with a combined annual payroll of $195,023,000.
208
Businesses
3,520
Employees
$195.0M
Annual Payroll
12
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Manufacturing | 52 | 25.0% |
| Construction | 37 | 17.8% |
| Retail trade | 33 | 15.9% |
| Other services (except public administration) | 16 | 7.7% |
| Wholesale trade | 13 | 6.3% |
| Accommodation and food services | 10 | 4.8% |
| Transportation and warehousing | 9 | 4.3% |
| Health care and social assistance | 8 | 3.9% |
| Finance and insurance | 7 | 3.4% |
| Professional, scientific, and technical services | 7 | 3.4% |
| Administrative and support and waste management and remediation services | 7 | 3.4% |
| Real estate and rental and leasing | 3 | 1.4% |
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 61911 vs 61913 →
ZIP 61911 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 61951
Sullivan (61951)
8,017 residents
- 61911
Arthur (61911)
4,860 residents
- 61913 1,684
Atwood (61913)
1,684 residents
- 61931 1,255
Humboldt (61931)
1,255 residents
What this shows Among its immediate neighbors, ZIP 61911 ranks #2 by population - useful context the national average alone can't give.
ZIP 61911 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 61911
Arthur (61911)
$82,633 median income
- 61931
Humboldt (61931)
$74,125 median income
- 61951
Sullivan (61951)
$71,905 median income
- 61913
Atwood (61913)
$65,500 median income
What this shows By household income, ZIP 61911 ranks the highest of 4 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 61911, 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 (4,860 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Douglas County
Related Areas
Frequently Asked Questions
What county is ZIP code 61911 in?
ZIP code 61911 (Arthur) is located in Douglas County, Illinois. Douglas County contains multiple ZIP codes, see the full list at /counties/douglas-il.
What is the population of ZIP code 61911?
ZIP code 61911 in Arthur, IL has a population of 4,860 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 61911?
The median household income in ZIP 61911 is $82,633, which is 8% above the national average of $76,288.
What is the average home value in ZIP 61911?
The median home value in ZIP 61911 is $171,600, which is 38% below the national average of $278,155.
What is the demographic makeup of ZIP 61911?
The largest racial group in ZIP 61911 is White at 93.0%. Hispanic or Latino residents make up 3.7% of the population.
How many businesses are in ZIP code 61911?
ZIP code 61911 has 208 business establishments employing approximately 3,520 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 61911?
The top industries by establishment count in ZIP 61911 are: Manufacturing (52), Construction (37), Retail trade (33). There are 12 industry sectors represented in total.
How have home values changed in ZIP code 61911?
According to the FHFA House Price Index, home values in ZIP 61911 increased by 36.5% in 2022. Since 2000, home values in this ZIP have appreciated by approximately 87%. 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 61911?
In ZIP code 61911, 46.0% of residents aged 25+ have a high school diploma or higher, and 16.6% 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 61911?
In ZIP code 61911, approximately 70.5% of occupied housing units are owner-occupied and 29.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 61911?
The poverty rate in ZIP code 61911 is 16.5% 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 61911's numbers, next.
- See how ZIP 61911 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Arthur, 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.