Get API Key →
US ZIP Code Profile

ZIP Code 70438
Franklinton, Louisiana

ZIP code 70438 is in Franklinton, located in Washington County, Louisiana, within the Bogalusa metro area. Its 2020 Census population was 19,652. The estimated median adjusted gross income per tax return is $38,015, and about 2% of filers report $200,000 or more.

2020 Population
19,652
Census ZCTA
County
Washington
FIPS 22117
Median income (est.)
$38,015
IRS SOI 2022
Land Area
336.048 mi²
+ 2.248 mi² water

01Location & Geography

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

Primary CityFranklinton, LA
CountyWashington County (FIPS 22117)
StateLouisiana (FIPS 22)
Metro Area (MSA)Bogalusa, LA Micro Area (14220)
Census Region / DivisionSouth Region · West South Central Division
Coordinates30.846224, -90.11132
Land / Water Area336.048 mi² land · 2.248 mi² water

02Income & Economics

Distribution of the 7,260 individual tax returns filed in 70438 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
36.1%
$25K–$50K
26.7%
$50K–$75K
15.2%
$75K–$100K
8.3%
$100K–$200K
11.6%
$200K+
2.2%
The $200,000+ bracket accounts for 14% of 70438's total adjusted gross income, from 2% of returns — a concentration that drives the gap between the median ($38,015) and the average.
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 70438's IRS income metrics, 2020–2022.

Median income (2021→2022)
$38,015
▲ 7.8%
Filers earning $200K+
2.2%
▲ 0.2 pt
Total filers
7,260
▼ 1.9%
GET /zipc/v2/zipcodes/70438/soi?year=… $33K 2020 $35K 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 70438 ZCTA.

2000
14,996
 
2010
18,540
▲ +23.6%
2020
19,652
▲ +6.0%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number213198
City AliasesFranklinton, Thomas, Sheridan

06Frequently Asked Questions

What county is ZIP code 70438 in?

ZIP code 70438 is in Washington County, Louisiana (county FIPS code 22117).

What city is ZIP code 70438?

The primary USPS city for 70438 is Franklinton, LA.

What metro area (MSA) is 70438 in?

70438 is part of the Bogalusa, LA Micro Area (MSA code 14220).

What is the population of ZIP code 70438?

The 2020 Census population of 70438 was 19,652 residents.

What is the median income in ZIP code 70438?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 70438 is about $38,015, with around 2% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.