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U.S. ZIP Code 61437
5-digit United States postal code #61437, Gladstone, IL
ZIP code 61437 is located in the city (place name) Gladstone, сounty Henderson in the state of Illinois. The population in ZIP code 61437 is 818 and the population density is 7.8. ZIP code 61437 refers to сounty Henderson having сounty FIPS 17071, the ratio of people from different counties in this ZIP code is as follows: all county weights - 17071: 100%. In the area of the ZIP code 61437 valid time zone America/Chicago.
ZIP: 61437
County: Henderson
Place Name: Gladstone
State: Illinois
State Abbreviation: IL
Coordinates: 40° 50' 46.104" N, 90° 59' 12.66" W
Latitude: 40.846140000000
Longitude: -90.986850000000
Population: 818
Density: 7.8/km2
Time zone: America/Chicago
County FIPS: 17071
All county weights: 17071: 100%