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US ZIP Code Profile

ZIP Code 70343
Bourg, Louisiana

ZIP code 70343 is in Bourg, located in Terrebonne County, Louisiana, within the Houma-Thibodaux metro area. Its 2020 Census population was 5,059. The estimated median adjusted gross income per tax return is $53,750, and about 5% of filers report $200,000 or more.

2020 Population
5,059
Census ZCTA
County
Terrebonne
FIPS 22109
Median income (est.)
$53,750
IRS SOI 2022
Land Area
28.93 mi²
+ 0.493 mi² water

01Location & Geography

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

Primary CityBourg, LA
CountyTerrebonne County (FIPS 22109)
StateLouisiana (FIPS 22)
Metro Area (MSA)Houma-Thibodaux, LA Metro Area (26380)
Census Region / DivisionSouth Region · West South Central Division
Coordinates29.548397, -90.557236
Land / Water Area28.93 mi² land · 0.493 mi² water

02Income & Economics

Distribution of the 2,090 individual tax returns filed in 70343 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
28.2%
$25K–$50K
19.6%
$50K–$75K
14.3%
$75K–$100K
10.1%
$100K–$200K
22.5%
$200K+
5.3%
The $200,000+ bracket accounts for 29% of 70343's total adjusted gross income, from 5% of returns — a concentration that drives the gap between the median ($53,750) 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 70343's IRS income metrics, 2020–2022.

Median income (2021→2022)
$53,750
▲ 7.5%
Filers earning $200K+
5.3%
▲ 1.0 pt
Total filers
2,090
▼ 0.5%
GET /zipc/v2/zipcodes/70343/soi?year=… $48K 2020 $50K 2021 $54K 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 70343 ZCTA.

2000
4,780
 
2010
5,504
▲ +15.1%
2020
5,059
▼ -8.1%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number211079
City AliasesBourg

06Frequently Asked Questions

What county is ZIP code 70343 in?

ZIP code 70343 is in Terrebonne County, Louisiana (county FIPS code 22109).

What city is ZIP code 70343?

The primary USPS city for 70343 is Bourg, LA.

What metro area (MSA) is 70343 in?

70343 is part of the Houma-Thibodaux, LA Metro Area (MSA code 26380).

What is the population of ZIP code 70343?

The 2020 Census population of 70343 was 5,059 residents.

What is the median income in ZIP code 70343?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 70343 is about $53,750, 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.