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US ZIP Code Profile

ZIP Code 70582
Saint Martinville, Louisiana

ZIP code 70582 is in Saint Martinville, located in Saint Martin County, Louisiana, within the Lafayette metro area. Its 2020 Census population was 19,088. The estimated median adjusted gross income per tax return is $35,772, and about 2% of filers report $200,000 or more.

2020 Population
19,088
Census ZCTA
County
Saint Martin
FIPS 22099
Median income (est.)
$35,772
IRS SOI 2022
Land Area
143.693 mi²
+ 3.872 mi² water

01Location & Geography

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

Primary CitySaint Martinville, LA
CountySaint Martin County (FIPS 22099)
StateLouisiana (FIPS 22)
Metro Area (MSA)Lafayette, LA Metro Area (29180)
Census Region / DivisionSouth Region · West South Central Division
Coordinates30.161554, -91.78387
Land / Water Area143.693 mi² land · 3.872 mi² water

02Income & Economics

Distribution of the 8,090 individual tax returns filed in 70582 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
38.4%
$25K–$50K
26.8%
$50K–$75K
12.7%
$75K–$100K
8.3%
$100K–$200K
11.2%
$200K+
2.5%
The $200,000+ bracket accounts for 17% of 70582's total adjusted gross income, from 2% of returns — a concentration that drives the gap between the median ($35,772) 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 70582's IRS income metrics, 2020–2022.

Median income (2021→2022)
$35,772
▲ 7.8%
Filers earning $200K+
2.5%
▲ 0.2 pt
Total filers
8,090
▼ 1.3%
GET /zipc/v2/zipcodes/70582/soi?year=… $32K 2020 $33K 2021 $36K 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 70582 ZCTA.

2000
19,898
 
2010
19,781
▼ -0.6%
2020
19,088
▼ -3.5%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number217839
City AliasesSaint Martinville, St Martinvlle, Parks

06Frequently Asked Questions

What county is ZIP code 70582 in?

ZIP code 70582 is in Saint Martin County, Louisiana (county FIPS code 22099).

What city is ZIP code 70582?

The primary USPS city for 70582 is Saint Martinville, LA.

What metro area (MSA) is 70582 in?

70582 is part of the Lafayette, LA Metro Area (MSA code 29180).

What is the population of ZIP code 70582?

The 2020 Census population of 70582 was 19,088 residents.

What is the median income in ZIP code 70582?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 70582 is about $35,772, 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.