Zip Code 52742 — De Witt, IA

ZIP Code 52742 is associated with De Witt, IA, in Clinton County. The listed population estimate is 7,284; estimated density is 24.0 people per square mile. Among records with population estimates, it ranks #2 of 15 in Clinton County and #108 of 969 in IA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (41.836160, -90.510760)

Data MetricLocal Statistic
Postal / Zip Code52742
Primary CityDe Witt
State / ProvinceIA
CountyClinton
Total Population7,284
Population Density24.0 people/sq mi
TimezoneAmerica/Chicago

How 52742 Compares

MetricZIP 52742Clinton County recordsIA records
Population estimate7,28445,809 (sum)3,210,984 (sum)
Population Density24.0 /sq mi----
County population rank#2 of 15----
State population rank#108 of 969----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in IA

ZIP CodeCityDistancePopulation estimate
ZIP 52774Welton6.6 mi101
ZIP 52758McCausland7.3 mi298
ZIP 52756Long Grove7.5 mi1,982
ZIP 52757Low Moor8.3 mi242
ZIP 52751Grand Mound9.0 mi976

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →