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zipcodes.pro — CITY/IL/LYNDON

Lyndon ZIP code, Illinois

The ZIP code for Lyndon, IL is 61261, and its area code is 815.

USPS city name
1 ZIP code
Overlapping the city
1 more
Population
433
Area code
815

Mail addressed to Lyndon uses the ZIP code above. 1 more ZIP code covers part of the city but is addressed as somewhere else; they are listed separately below.

Lyndon in numbers

About 433 people live in Lyndon, in 233 households. The median household income is $60,104 a year, 28% below the Illinois median of $83,390 (US: $80,734). The median owner-occupied home is valued at $113,500 (57% below the Illinois median). The median age is 54.1; 17.9% of adults 25 and over hold a bachelor's degree or higher (37.8% across Illinois); the average commute takes 34 minutes.

Population433Lyndon433
Households233Lyndon233
Median age54.1Lyndon54.1Illinois39.0US 38.9
Median household income$60,104Lyndon$60,104Illinois$83,390US $80,734
Median home value$113,500Lyndon$113,500Illinois$263,300US $332,700
Bachelor's degree or higher17.9%Lyndon17.9%Illinois37.8%US 35.7%
Mean commute33.6 minLyndon33.6 minIllinois27.8 minUS 26.4 min
Population density572 / sq miLyndon572 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Lyndon village. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Lyndon

ZIP codes with the USPS city name Lyndon
ZIP City Type Population Median income Median home
61261 Lyndon , IL Standard 656 $64,375 $134,100

Other ZIP codes overlapping Lyndon

These ZIP codes cover part of Lyndon but are addressed as somewhere else.

ZIP codes overlapping Lyndon
ZIP City Type Population Median income Median home
61277 Prophetstown , IL Standard 3,054 $70,363 $148,200

Map of Lyndon ZIP codes

61261

The ZIP codes of Lyndon, IL, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Lyndon

The nearest larger towns are Prophetstown (1,903 people, 3.4 mi), Morrison (3,739 people, 6.5 mi) and Como (535 people, 8.8 mi).

Towns near Lyndon
TownPopulationDistance
Morrison 3,739 6.5 mi
Rock Falls 8,587 12.4 mi
Sterling 14,717 13.1 mi
Fulton 3,709 15.8 mi
Clinton, IA 24,322 18.6 mi
Camanche, IA 4,550 18.9 mi
Geneseo 6,673 21.9 mi
Dixon 14,910 24.6 mi
Le Claire, IA 4,735 24.9 mi
Colona 5,139 27.0 mi
East Moline 20,904 27.6 mi
Savanna 2,816 28.3 mi
Silvis 7,955 29.4 mi

More nearby: every ZIP code in Whiteside County · Illinois ZIP codes

Cite this page

zipcodes.pro. “Lyndon, IL ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/il/lyndon

Underlying data is public domain or openly licensed — sources, vintages and licences.