ZIP Code 70397 — Theriot, LA | Population, Income, County & Map Data

01Location & Geography

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

Primary City	Theriot, LA
County	Terrebonne County (FIPS 22109)
State	Louisiana (FIPS 22)
Metro Area (MSA)	Houma-Thibodaux, LA Metro Area (26380)
Census Region / Division	South Region · West South Central Division
Coordinates	29.396843, -90.79128
Land / Water Area	44.318 mi² land · 1.98 mi² water

02Income & Economics

Distribution of the 420 individual tax returns filed in 70397 by adjusted gross income bracket (IRS SOI, 2022).

< $25K

42.9%

$25K–$50K

23.8%

$50K–$75K

11.9%

$75K–$100K

7.1%

$100K–$200K

14.3%

$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 70397's IRS income metrics, 2020–2022.

Median income (2021→2022)

$32,500

▲ 1.7%

Filers earning $200K+

0.0%

▲ 0.0 pt

Total filers

420

▼ 2.3%

GET /zipc/v2/zipcodes/70397/soi?year=…

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 70397 ZCTA.

2000

1,674

2010

1,365

▼ -18.5%

2020

1,240

▼ -9.2%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP Classification	Non-Unique Zip
Facility Type	Non-Postal Community Name, former postal facility or place name
Carrier Route Sort	C
USPS Finance Number	212470
City Aliases	Theriot

06Frequently Asked Questions

What county is ZIP code 70397 in?

ZIP code 70397 is in Terrebonne County, Louisiana (county FIPS code 22109).

What city is ZIP code 70397?

The primary USPS city for 70397 is Theriot, LA.

What metro area (MSA) is 70397 in?

70397 is part of the Houma-Thibodaux, LA Metro Area (MSA code 26380).

What is the population of ZIP code 70397?

The 2020 Census population of 70397 was 1,240 residents.

What is the median income in ZIP code 70397?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 70397 is about $32,500. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.