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US ZIP Code Profile

ZIP Code 70437
Folsom, Louisiana

ZIP code 70437 is in Folsom, located in Saint Tammany County, Louisiana, within the New Orleans-Metairie metro area. Its 2020 Census population was 7,575. The estimated median adjusted gross income per tax return is $48,558, and about 7% of filers report $200,000 or more.

2020 Population
7,575
Census ZCTA
County
Saint Tammany
FIPS 22103
Median income (est.)
$48,558
IRS SOI 2022
Land Area
91.907 mi²
+ 0.561 mi² water

01Location & Geography

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

Primary CityFolsom, LA
CountySaint Tammany County (FIPS 22103)
StateLouisiana (FIPS 22)
Metro Area (MSA)New Orleans-Metairie, LA Metro Area (35380)
Census Region / DivisionSouth Region · West South Central Division
Coordinates30.619453, -90.2094
Land / Water Area91.907 mi² land · 0.561 mi² water

02Income & Economics

Distribution of the 3,510 individual tax returns filed in 70437 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
29.1%
$25K–$50K
22.2%
$50K–$75K
14.0%
$75K–$100K
9.7%
$100K–$200K
17.7%
$200K+
7.4%
The $200,000+ bracket accounts for 40% of 70437's total adjusted gross income, from 7% of returns — a concentration that drives the gap between the median ($48,558) 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 70437's IRS income metrics, 2020–2022.

Median income (2021→2022)
$48,558
▲ 5.7%
Filers earning $200K+
7.4%
▲ 0.7 pt
Total filers
3,510
▲ 2.6%
GET /zipc/v2/zipcodes/70437/soi?year=… $42K 2020 $46K 2021 $49K 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 70437 ZCTA.

2000
6,068
 
2010
7,918
▲ +30.5%
2020
7,575
▼ -4.3%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number213081
City AliasesFolsom, Uneedus

06Frequently Asked Questions

What county is ZIP code 70437 in?

ZIP code 70437 is in Saint Tammany County, Louisiana (county FIPS code 22103).

What city is ZIP code 70437?

The primary USPS city for 70437 is Folsom, LA.

What metro area (MSA) is 70437 in?

70437 is part of the New Orleans-Metairie, LA Metro Area (MSA code 35380).

What is the population of ZIP code 70437?

The 2020 Census population of 70437 was 7,575 residents.

What is the median income in ZIP code 70437?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 70437 is about $48,558, with around 7% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.