ZIP Code Tabulation Area · Louisiana

ZIP Code 70538: St. Mary Parish, LA

ZIP Code 70538 (St. Mary Parish, Louisiana) has an estimated 12,464 residents in 4,895 households. The median household income is $52,407, the median home value is $117,800 and the median gross rent is $733/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated Oct 26, 2026

Total population

12,464

Margin of error ±697

Median household income

$52,407

Margin of error ±$6,500

Median home value

$117,800

Margin of error ±$11,671

Median gross rent

$733/mo

Margin of error ±$105

Median age

40.8 yrs

Margin of error ±4.1 yrs

Mean travel time to work

21.4 min

Margin of error ±3.7 min

How ZIP 70538 compares with Louisiana and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 7053840.8 yrsLouisiana38.0 yrsUnited States38.9 yrs

Median household income

ZIP 70538$52,407Louisiana$60,756United States$80,734

Per capita income

ZIP 70538$26,127Louisiana$35,038United States$44,673

Poverty rate

ZIP 7053822.7%Louisiana18.9%United States12.5%

Unemployment rate

ZIP 705382.6%Louisiana6.3%United States5.2%

Bachelor's degree or higher

ZIP 7053813.6%Louisiana27.0%United States35.7%

Median home value

ZIP 70538$117,800Louisiana$216,500United States$332,700

Median gross rent

ZIP 70538$733/moLouisiana$1,064/moUnited States$1,413/mo

Owner-occupied homes

ZIP 7053874.4%Louisiana67.4%United States65.2%

Mean travel time to work

ZIP 7053821.4 minLouisiana25.7 minUnited States26.4 min

Worked from home

ZIP 705385.8%Louisiana8.1%United States15.1%

All figures for ZIP 70538

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 70538 — ACS 2020–2024 5-year estimates
Measure	ZIP 70538	Margin of error	Louisiana	United States
Total population	12,464	±697	4,611,961	334,922,499
Median age	40.8 yrs	±4.1 yrs	38.0 yrs	38.9 yrs
Households	4,895	±392	1,804,780	129,227,496
Median household income	$52,407	±$6,500	$60,756	$80,734
Per capita income	$26,127	±$2,510	$35,038	$44,673
Poverty rate	22.7%	±4.3 pts	18.9%	12.5%
Unemployment rate	2.6%	±2.1 pts	6.3%	5.2%
Bachelor's degree or higher	13.6%	±3.8 pts	27.0%	35.7%
Median home value	$117,800	±$11,671	$216,500	$332,700
Median gross rent	$733/mo	±$105	$1,064/mo	$1,413/mo
Owner-occupied homes	74.4%	±6.8 pts	67.4%	65.2%
Mean travel time to work	21.4 min	±3.7 min	25.7 min	26.4 min
Worked from home	5.8%	±3.1 pts	8.1%	15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 70538
Group	ZIP 70538	Louisiana	United States
White alone, not Hispanic or Latino	48.9%	55.7%	57.4%
Black or African American alone, not Hispanic or Latino	40.7%	30.5%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	1.2%	0.4%	0.5%
Asian alone, not Hispanic or Latino	0.2%	1.7%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.1%	0.1%	0.2%
Some other race alone, not Hispanic or Latino	0.4%	0.5%	0.6%
Two or more races, not Hispanic or Latino	3.8%	3.8%	4.3%
Hispanic or Latino (of any race)	4.7%	7.2%	19.3%

Where ZIP 70538 is

State: Louisiana
Main county: St. Mary Parish
Largest overlapping place: Franklin (4% of the ZIP's land area)
Land area: 229.90 sq mi· about 54 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in St. Mary Parish

70342 Berwick, LA 70392 St. Mary Parish, LA 70514 Baldwin, LA 70522 Centerville, LA 70523 Charenton, LA

See every ZIP code in Louisiana, or compare ZIP 70538 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.