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US ZIP Code Profile

ZIP Code 71340
Harrisonburg, Louisiana

ZIP code 71340 is in Harrisonburg, located in Catahoula County, Louisiana. Its 2020 Census population was 847. The estimated median adjusted gross income per tax return is $45,312, and about 5% of filers report $200,000 or more.

2020 Population
847
Census ZCTA
County
Catahoula
FIPS 22025
Median income (est.)
$45,312
IRS SOI 2022
Land Area
115.42 mi²
+ 5.783 mi² water

01Location & Geography

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

Primary CityHarrisonburg, LA
CountyCatahoula County (FIPS 22025)
StateLouisiana (FIPS 22)
Census Region / DivisionSouth Region · West South Central Division
Coordinates31.759811, -91.80805
Land / Water Area115.42 mi² land · 5.783 mi² water

02Income & Economics

Distribution of the 370 individual tax returns filed in 71340 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
32.4%
$25K–$50K
21.6%
$50K–$75K
13.5%
$75K–$100K
10.8%
$100K–$200K
16.2%
$200K+
5.4%
The $200,000+ bracket accounts for 28% of 71340's total adjusted gross income, from 5% of returns — a concentration that drives the gap between the median ($45,312) 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 71340's IRS income metrics, 2020–2022.

Median income (2021→2022)
$45,312
▲ 8.7%
Filers earning $200K+
5.4%
▲ 5.4 pt
Total filers
370
▼ 2.6%
GET /zipc/v2/zipcodes/71340/soi?year=… $29K 2020 $42K 2021 $45K 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 71340 ZCTA.

2000
1,278
 
2010
1,710
▲ +33.8%
2020
847
▼ -50.5%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number214056
City AliasesHarrisonburg

06Frequently Asked Questions

What county is ZIP code 71340 in?

ZIP code 71340 is in Catahoula County, Louisiana (county FIPS code 22025).

What city is ZIP code 71340?

The primary USPS city for 71340 is Harrisonburg, LA.

What is the population of ZIP code 71340?

The 2020 Census population of 71340 was 847 residents.

What is the median income in ZIP code 71340?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 71340 is about $45,312, with around 5% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.