ZIP code 61071

Where is ZIP code 61071?

Rock Falls, Illinois

Whiteside County · Standard ZIP code

ZIP code 61071 belongs to Rock Falls, Illinois in Whiteside County. 61071 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 779 and 815. About 13,581 people live in the 61071 area, where the median household income is $60,508. The closest ZIP codes are 61081 (Sterling, 2.8 mi north), 61037 (Galt, 3.8 mi west) and 61042 (Harmon, 7.9 mi southeast).

ZIP code61071
TypeStandard ZIP code for street addresses and PO Boxes
StatusActive
CityRock Falls
StateIllinois (IL)
CountyWhiteside County
Time zoneCentral Time · now
Area codes779, 815
Coordinates41.7665, -89.6925 map
3-digit prefix610

Population and income in 61071

Population13,581 · higher than 78% of Illinois ZIP codes
People per square mile187 · higher than 63% of Illinois ZIP codes
Median age40.5 years · lower than 60% of Illinois ZIP codes
Men / women50% / 50%
Median household income$60,508 · lower than 77% of Illinois ZIP codes
Income per person$35,211
Below the poverty line18%
Bachelor’s degree or higher16% of adults 25+
Median home value$102,300 · lower than 80% of Illinois ZIP codes
Median rent$797 a month
Housing units6,550
Households5,810 (2.32 people on average)
Owners / renters76% / 24%
Land area72.48 sq mi (plus 1.88 sq mi of water)

Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 61071. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.

ZIP codes near 61071

ZIP codeCityDistanceType
61081Sterling, IL2.8 mi NStandard
61037Galt, IL3.8 mi WPO Box only
61042Harmon, IL7.9 mi SEStandard
61243Deer Grove, IL9.3 mi SStandard
61283Tampico, IL9.5 mi SWStandard
61021Dixon, IL11.9 mi NEStandard
61261Lyndon, IL12 mi WStandard
61091Woosung, IL12.3 mi NEPO Box only
61324Eldena, IL14.4 mi EPO Box only
61051Milledgeville, IL14.6 mi NStandard
61270Morrison, IL14.7 mi WStandard
61277Prophetstown, IL16.1 mi SWStandard

Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 61071 or measure the distance to another ZIP code.

How to address mail to 61071

JANE SMITH
123 MAIN ST

ROCK FALLS IL 61071

Put the city, the two-letter state code and the ZIP code on the last line. Avoid Yeoward Addition and Yeowardville: USPS doesn’t recognize them as the city for this ZIP code. Adding the 4-digit ZIP+4 code (61071-XXXX) helps mail sort faster but isn’t required.

Questions

What city is ZIP code 61071?
61071 is a Rock Falls, Illinois ZIP code.
What county is 61071 in?
ZIP code 61071 is in Whiteside County, Illinois.
What time zone is ZIP code 61071 in?
61071 is in the Central Time zone (America/Chicago).
What area code is 61071?
Phone numbers in ZIP code 61071 use area codes 779 and 815.
What is the population of ZIP code 61071?
About 13,581 people live in ZIP code 61071, according to the Census Bureau’s American Community Survey (2020–2024).
What is the median income in 61071?
The median household income in 61071 is $60,508 a year, lower than 77% of Illinois ZIP codes.
What ZIP codes are near 61071?
The nearest ZIP codes to 61071 are 61081 (Sterling, 2.8 miles), 61037 (Galt, 3.8 miles), 61042 (Harmon, 7.9 miles) and 61243 (Deer Grove, 9.3 miles).