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US ZIP Code Profile

ZIP Code 39665
Sontag, Mississippi

ZIP code 39665 is in Sontag, located in Lawrence County, Mississippi. Its 2020 Census population was 972. The estimated median adjusted gross income per tax return is $37,500.

2020 Population
972
Census ZCTA
County
Lawrence
FIPS 28077
Median income (est.)
$37,500
IRS SOI 2022
Land Area
59.145 mi²
+ 0.237 mi² water

01Location & Geography

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

Primary CitySontag, MS
CountyLawrence County (FIPS 28077)
StateMississippi (FIPS 28)
Census Region / DivisionSouth Region · East South Central Division
Coordinates31.64281, -90.209175
Land / Water Area59.145 mi² land · 0.237 mi² water

02Income & Economics

Distribution of the 340 individual tax returns filed in 39665 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
35.3%
$25K–$50K
29.4%
$50K–$75K
14.7%
$75K–$100K
8.8%
$100K–$200K
11.8%
$200K+
0.0%
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 39665's IRS income metrics, 2020–2022.

Median income (2021→2022)
$37,500
▲ 3.8%
Filers earning $200K+
0.0%
▲ 0.0 pt
Total filers
340
▲ 0.0%
GET /zipc/v2/zipcodes/39665/soi?year=… $38K 2020 $36K 2021 $38K 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 39665 ZCTA.

2000
1,117
 
2010
1,196
▲ +7.1%
2020
972
▼ -18.7%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number277579
City AliasesSontag

06Frequently Asked Questions

What county is ZIP code 39665 in?

ZIP code 39665 is in Lawrence County, Mississippi (county FIPS code 28077).

What city is ZIP code 39665?

The primary USPS city for 39665 is Sontag, MS.

What is the population of ZIP code 39665?

The 2020 Census population of 39665 was 972 residents.

What is the median income in ZIP code 39665?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 39665 is about $37,500. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.