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ZIP Code 61261
Lyndon, IL, Whiteside County
Population
656
Land area
16.6sq mi
People per sq mi
40
City
Lyndon
ZIP 61261 and nearby ZIP codes
ZIP 61261 at a glance
- ZIP 61261 (Lyndon) is 83% less dense than Illinois as a whole.
- The median household income is $64,375, 23% below the Illinois median of $83,390.
- A typical owner-occupied home is valued at $134,100 (49% below Illinois).
Local data for ZIP 61261
Counts from official public data
Housing and community stats
ZIP 61261, American Community Survey 2020-2024
Median household income
$64,375
Poverty rate
2.9%
Median home value
$134,100
Prices -5.6% in a year
Homeownership
89.3%
Bachelor's or higher
22.9%
Median age
60.0
Average commute
31.8 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
14
ZIP Business Patterns 2023
Employees
99
$4.7M annual payroll
PPP loans
$819K
36 loans
Campaign donations
$1,295
83% D, 0% R, 2026 cycle
Environment and hazard risk
ZIP 61261, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: drought
Storm events since 1996
681
Countywide, mostly thunderstorm wind
Flood insurance policies
158
0.7% of homes, county
July high / Jan low
83° / 12°F
38.3 inches of rain a year
Health statistics
Share of adults in ZIP 61261, CDC PLACES estimates
Obesity
34.8%
U.S. 33.3% +1.5 pts
Diabetes
12.2%
U.S. 12.1% about the same
Smoking
13.9%
U.S. 12.8% +1.1 pts
Uninsured (18-64)
7.1%
U.S. 11.1% -4.0 pts
Frequently asked questions
- What city is ZIP code 61261?
- ZIP code 61261 is in Lyndon, IL (Whiteside County).
- What county is ZIP code 61261 in?
- ZIP code 61261 is mostly in Whiteside County, Illinois.
- How many people live in ZIP code 61261?
- About 656 people live in the 61261 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.