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US ZIP Code Profile

ZIP Code 70373
Larose, Louisiana

ZIP code 70373 is in Larose, located in Lafourche County, Louisiana, within the Houma-Thibodaux metro area. Its 2020 Census population was 6,490. The estimated median adjusted gross income per tax return is $43,029, and about 3% of filers report $200,000 or more.

2020 Population
6,490
Census ZCTA
County
Lafourche
FIPS 22057
Median income (est.)
$43,029
IRS SOI 2022
Land Area
71.927 mi²
+ 24.778 mi² water

01Location & Geography

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

Primary CityLarose, LA
CountyLafourche County (FIPS 22057)
StateLouisiana (FIPS 22)
Metro Area (MSA)Houma-Thibodaux, LA Metro Area (26380)
Census Region / DivisionSouth Region · West South Central Division
Coordinates29.597593, -90.31147
Land / Water Area71.927 mi² land · 24.778 mi² water

02Income & Economics

Distribution of the 2,470 individual tax returns filed in 70373 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
34.8%
$25K–$50K
21.1%
$50K–$75K
15.4%
$75K–$100K
10.5%
$100K–$200K
15.4%
$200K+
2.8%
The $200,000+ bracket accounts for 20% of 70373's total adjusted gross income, from 3% of returns — a concentration that drives the gap between the median ($43,029) 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 70373's IRS income metrics, 2020–2022.

Median income (2021→2022)
$43,029
▲ 6.5%
Filers earning $200K+
2.8%
▲ 0.0 pt
Total filers
2,470
▼ 0.8%
GET /zipc/v2/zipcodes/70373/soi?year=… $38K 2020 $40K 2021 $43K 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 70373 ZCTA.

2000
19
 
2010
7,141
▲ +37484.2%
2020
6,490
▼ -9.1%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number215135
City AliasesLarose

06Frequently Asked Questions

What county is ZIP code 70373 in?

ZIP code 70373 is in Lafourche County, Louisiana (county FIPS code 22057).

What city is ZIP code 70373?

The primary USPS city for 70373 is Larose, LA.

What metro area (MSA) is 70373 in?

70373 is part of the Houma-Thibodaux, LA Metro Area (MSA code 26380).

What is the population of ZIP code 70373?

The 2020 Census population of 70373 was 6,490 residents.

What is the median income in ZIP code 70373?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 70373 is about $43,029, with around 3% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.