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ZIP Code 61331

Primary City:Lee Center, IL (View All Cities)
ZIP Type: PO Box (Reserve a PO Box)
County: Lee County
Timezone: Central (4:12pm)
Area code: 815 (Area Code Map)
Coordinates:41.7, -89.4
ZIP (~10 mile radius)

Cities in ZIP code 61331

The cities below are at least partially located in ZIP code 61331. In addition to the primary city for a ZIP code, USPS also publishes a list of other acceptable cities that can be used with ZIP code 61331. However, if you are mailing something to ZIP code 61331, you should not use any of the cities listed as unacceptable. Choose from the primary or acceptable cities when mailing your package or letter.

Primary city:
Lee Center, IL

Stats and Demographics for the 61331 ZIP Code

ZIP code 61331 is located in north Illinois and covers a slightly less than average land area compared to other ZIP codes in the United States. It also has a slightly higher than average population density.

The people living in ZIP code 61331 are primarily white. The number of people in their late 20s to early 40s is extremely large while the number of middle aged adults is large. There are also an extremely large number of single adults and an extremely small number of families. The percentage of children under 18 living in the 61331 ZIP code is large compared to other areas of the country.

Population 55
Population Density 1,991 people per sq mi
Housing Units 24
Land Area 0.03 sq mi
Water Area 0.00 sq mi
Occupied Housing Units 24

Estimated Population over Time

Total Population by Age

Median Age: 31Male Median Age: 31Female Median Age: 32

Under 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485 Plus


 Male 27 49%
 Female 28 51%


 White 54 98%
 Black Or African American 0 0%
 American Indian Or Alaskan Native 0 0%
 Asian 0 0%
 Native Hawaiian & Other Pacific Islander 0 0%
 Other Race 0 0%
 Two Or More Races 1 2%

Head of Household by Age

15-2425-3435-4445-5455-6465-7475-8485 Plus

Families vs Singles

 Husband Wife Family Households 7 29%
 Single Guardian 4 17%
 Singles 11 46%
 Singles With Roommate 2 8%
Families vs Singles

Households with Kids

Average Household Size: 2
 Households without Kids 15 63%
 Households with Kids 9 38%
Households with Kids

Children by Age


Real Estate and Housing

ZIP code 61331 has a small percentage of vacancies.

The majority of household are owned or have a mortgage.

Housing Type

 In Occupied Housing Units 55 100%
 Correctional Facility For Adults 0 0%
 Juvenile Facilities 0 0%
 Nursing Facilities 0 0%
 Other Institutional 0 0%
 College Student Housing 0 0%
 Military Quarters 0 0%
 Other Noninstitutional 0 0%
Housing Type

Housing Occupancy

 Owned Households With A Mortgage 13 54%
 Owned Households Free & Clear 3 13%
 Renter Occupied Households 8 33%
 Households Vacant 0 0%
Housing Occupancy

Employment, Income, Earnings, and Work

Average Household Income over Time

Schools and Education

Nearby ZIP Codes