ZIP Code Tabulation Area · Louisiana

ZIP Code 70342: Berwick, LA

ZIP Code 70342 (Berwick, St. Mary Parish, Louisiana) has an estimated 4,607 residents in 1,712 households. The median household income is $51,580, the median home value is $212,400 and the median gross rent is $493/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

Some estimates have a large margin of error. One figure for this ZIP (gross rent) is marked with *. ACS figures come from a sample, and small areas have fewer responses, so treat these numbers as rough ranges.

Total population

4,607

Margin of error ±21

Median household income

$51,580

Margin of error ±$13,786

Median home value

$212,400

Margin of error ±$19,797

Median gross rent

$493/mo*

Margin of error ±$304· estimate has a large margin of error

Median age

34.8 yrs

Margin of error ±5.1 yrs

Mean travel time to work

21.3 min

Margin of error ±7.0 min

How ZIP 70342 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 7034234.8 yrsLouisiana38.0 yrsUnited States38.9 yrs

Median household income

ZIP 70342$51,580Louisiana$60,756United States$80,734

Per capita income

ZIP 70342$29,060Louisiana$35,038United States$44,673

Poverty rate

ZIP 7034218.6%Louisiana18.9%United States12.5%

Unemployment rate

ZIP 703425.2%Louisiana6.3%United States5.2%

Bachelor's degree or higher

ZIP 7034227.3%Louisiana27.0%United States35.7%

Median home value

ZIP 70342$212,400Louisiana$216,500United States$332,700

Median gross rent

ZIP 70342$493/mo*Louisiana$1,064/moUnited States$1,413/mo

Owner-occupied homes

ZIP 7034270.2%Louisiana67.4%United States65.2%

Mean travel time to work

ZIP 7034221.3 minLouisiana25.7 minUnited States26.4 min

Worked from home

ZIP 703424.4%Louisiana8.1%United States15.1%

All figures for ZIP 70342

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 70342 — ACS 2020–2024 5-year estimates
Measure	ZIP 70342	Margin of error	Louisiana	United States
Total population	4,607	±21	4,611,961	334,922,499
Median age	34.8 yrs	±5.1 yrs	38.0 yrs	38.9 yrs
Households	1,712	±191	1,804,780	129,227,496
Median household income	$51,580	±$13,786	$60,756	$80,734
Per capita income	$29,060	±$4,824	$35,038	$44,673
Poverty rate	18.6%	±8.3 pts	18.9%	12.5%
Unemployment rate	5.2%	±4.1 pts	6.3%	5.2%
Bachelor's degree or higher	27.3%	±8.0 pts	27.0%	35.7%
Median home value	$212,400	±$19,797	$216,500	$332,700
Median gross rent	$493/mo*	±$304	$1,064/mo	$1,413/mo
Owner-occupied homes	70.2%	±7.1 pts	67.4%	65.2%
Mean travel time to work	21.3 min	±7.0 min	25.7 min	26.4 min
Worked from home	4.4%	±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 70342
Group	ZIP 70342	Louisiana	United States
White alone, not Hispanic or Latino	76.2%	55.7%	57.4%
Black or African American alone, not Hispanic or Latino	10.7%	30.5%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	0.0%	0.4%	0.5%
Asian alone, not Hispanic or Latino	0.0%	1.7%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.0%	0.1%	0.2%
Some other race alone, not Hispanic or Latino	0.0%	0.5%	0.6%
Two or more races, not Hispanic or Latino	3.6%	3.8%	4.3%
Hispanic or Latino (of any race)	9.6%	7.2%	19.3%

Where ZIP 70342 is

State: Louisiana
Main county: St. Mary Parish
Largest overlapping place: Berwick (78% of the ZIP's land area)
Land area: 7.46 sq mi· about 618 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

70392 St. Mary Parish, LA 70514 Baldwin, LA 70522 Centerville, LA 70523 Charenton, LA 70538 St. Mary Parish, LA

See every ZIP code in Louisiana, or compare ZIP 70342 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.