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US ZIP Code Profile

ZIP Code 38740
Duncan, Mississippi

ZIP code 38740 is in Duncan, located in Bolivar County, Mississippi, within the Cleveland metro area. Its 2020 Census population was 393. The estimated median adjusted gross income per tax return is $25,000.

2020 Population
393
Census ZCTA
County
Bolivar
FIPS 28011
Median income (est.)
$25,000
IRS SOI 2022 · approx.
Land Area
67.317 mi²
+ 1.006 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityDuncan, MS
CountyBolivar County (FIPS 28011)
StateMississippi (FIPS 28)
Metro Area (MSA)Cleveland, MS Micro Area (17380)
Census Region / DivisionSouth Region · East South Central Division
Coordinates34.05768, -90.79876
Land / Water Area67.317 mi² land · 1.006 mi² water

02Income & Economics

Distribution of the 160 individual tax returns filed in 38740 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
50.0%
$25K–$50K
25.0%
$50K–$75K
12.5%
$75K–$100K
0.0%
$100K–$200K
12.5%
$200K+
0.0%
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income. Estimate is approximate for this ZIP (median falls in the lowest bracket).

03Income Over Time

Year-over-year change in 38740's IRS income metrics, 2020–2022.

Median income (2021→2022)
$25,000
▼ 14.3%
Filers earning $200K+
0.0%
▲ 0.0 pt
Total filers
160
▲ 0.0%
GET /zipc/v2/zipcodes/38740/soi?year=… $24K 2020 $29K 2021 $25K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 38740 ZCTA.

2000
777
 
2010
466
▼ -40.0%
2020
393
▼ -15.7%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number272249
City AliasesDeeson, Duncan, Francis, Rochdale, Roundlake

06Frequently Asked Questions

What county is ZIP code 38740 in?

ZIP code 38740 is in Bolivar County, Mississippi (county FIPS code 28011).

What city is ZIP code 38740?

The primary USPS city for 38740 is Duncan, MS.

What metro area (MSA) is 38740 in?

38740 is part of the Cleveland, MS Micro Area (MSA code 17380).

What is the population of ZIP code 38740?

The 2020 Census population of 38740 was 393 residents.

What is the median income in ZIP code 38740?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 38740 is about $25,000. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.