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Zip Code 38740 — Duncan, MS

38740 is a ZIP Code associated with Duncan, MS, located within Bolivar. The postal region supports an estimated population of 496 residents across Data Pending housing units, with a population density of 2.8 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (34.048250, -90.790390)

Data Metric	Local Statistic
Postal / Zip Code	38740
Primary City	Duncan
State / Province	MS
County	Bolivar
Total Population	496
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	2.8 people/sq mi
Timezone	America/Chicago

How 38740 Compares

Metric	ZIP 38740	Bolivar County	MS State Average
Population	496	30,308	2,946,719
Median Income	Data Pending	N/A	N/A
Population Density	2.8 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 38720	Alligator	4.9 mi	574	N/A
Zip 38767	Rena Lara	5.6 mi	100	N/A
Zip 38774	Shelby	5.8 mi	1,758	N/A
Zip 38781	Winstonville	9.8 mi	153	N/A
Zip 38746	Gunnison	10.7 mi	475	N/A

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 →