ZIP code 61261
Where is ZIP code 61261?
Lyndon, Illinois
Whiteside County · Standard ZIP code
ZIP code 61261 belongs to Lyndon, Illinois in Whiteside County. 61261 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Central Time zone and uses area codes 309, 779 and 815. About 656 people live in the 61261 area, where the median household income is $64,375. The closest ZIP codes are 61277 (Prophetstown, 6.3 mi south), 61251 (Fenton, 6.7 mi west) and 61270 (Morrison, 7.2 mi north).
| ZIP code | 61261 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Lyndon |
| State | Illinois (IL) |
| County | Whiteside County |
| Time zone | Central Time · now |
| Area codes | 309, 779, 815 |
| Coordinates | 41.7199, -89.9169 map |
| 3-digit prefix | 612 |
Population and income in 61261
| Population | 656 · lower than 75% of Illinois ZIP codes |
|---|---|
| People per square mile | 40 · lower than 58% of Illinois ZIP codes |
| Median age | 60 years · higher than 97% of Illinois ZIP codes |
| Men / women | 47% / 53% |
| Median household income | $64,375 · lower than 69% of Illinois ZIP codes |
| Income per person | $39,594 |
| Below the poverty line | 2.9% |
| Bachelor’s degree or higher | 23% of adults 25+ |
| Median home value | $134,100 · lower than 60% of Illinois ZIP codes |
| Housing units | 417 |
| Households | 327 (2.01 people on average) |
| Owners / renters | 89% / 11% |
| Land area | 16.56 sq mi (plus 0.29 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 61261. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 61261
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 61277 | Prophetstown, IL | 6.3 mi S | Standard |
| 61251 | Fenton, IL | 6.7 mi W | Standard |
| 61270 | Morrison, IL | 7.2 mi N | Standard |
| 61283 | Tampico, IL | 7.8 mi SE | Standard |
| 61037 | Galt, IL | 9.3 mi NE | PO Box only |
| 61250 | Erie, IL | 9.7 mi SW | Standard |
| 61071 | Rock Falls, IL | 12 mi E | Standard |
| 61081 | Sterling, IL | 12.4 mi NE | Standard |
| 61243 | Deer Grove, IL | 12.9 mi SE | Standard |
| 61258 | Hooppole, IL | 13.7 mi S | Standard |
| 61252 | Fulton, IL | 15.1 mi NW | Standard |
| 61230 | Albany, IL | 15.3 mi W | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 61261 or measure the distance to another ZIP code.
How to address mail to 61261
123 MAIN ST
LYNDON IL 61261
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (61261-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 61261?
- 61261 is a Lyndon, Illinois ZIP code.
- What county is 61261 in?
- ZIP code 61261 is in Whiteside County, Illinois.
- What time zone is ZIP code 61261 in?
- 61261 is in the Central Time zone (America/Chicago).
- What area code is 61261?
- Phone numbers in ZIP code 61261 use area codes 309, 779 and 815.
- What is the population of ZIP code 61261?
- About 656 people live in ZIP code 61261, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 61261?
- The median household income in 61261 is $64,375 a year, lower than 69% of Illinois ZIP codes.
- What ZIP codes are near 61261?
- The nearest ZIP codes to 61261 are 61277 (Prophetstown, 6.3 miles), 61251 (Fenton, 6.7 miles), 61270 (Morrison, 7.2 miles) and 61283 (Tampico, 7.8 miles).