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COUNTY · 2010 ACS

St. Mary Parish

Louisiana · 54,650 residents · 558.527 sq mi
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The short version

St. Mary Parish has lower-than-average household income, with a median household income of $40,431. Population has held roughly steady since 2000. 10% of adults hold a bachelor's degree or higher, below the national rate of 28%. Median home value is $85,500.

At a glance
Lower income
below the US median
US median: $52,703
Mid-age
median age 37.5
US median: 37.2
Less educated
10% hold a bachelor's degree
US average: 28%
Stable housing
home values roughly flat, inflation adjusted
US median home: $225,659
Section 01

Population & growth

Total population
54,650
+2%since 2000
from 53,500 in 2000
1990 – 2025
Population density
98 / sq mi
+2%since 2000
from 96 / sq mi in 2000
US average: 261
Median age
37.5
+9%since 2000
from 34.3 in 2000
US average: 37.2
Population, 1990 – 2024
47K50K53K56K59K1990201020202024St. Mary Parish
202448K
1990201020202024
Section 02

Income & economy

Median household income
$40,431
+14%inflation adjusted, since 2000
from $28,072 in 2000
US average: $52,703
1990 – 2024
Per capita income
$20,057
+50%since 2000
from $13,399 in 2000
US average: $27,286
Households earning $100K+
23.2%
+0.7 ptssince 2009
from 22.5% in 2009
US average: 33.3%
Poverty rate
21.0%
−2.6 ptssince 2000
from 23.6% in 2000
US average: 13.8%
Income inequality (Gini)
0.437
US average: 0.461
Workforce by industry, 2010
Retail trade13.9%
US avg: 10.9%
Information11.2%
US avg: 11.5%
Agriculture, forestry, fishing9.7%
US avg: 1.9%
Manufacturing8.5%
US avg: 0.5%
Wholesale trade6.7%
US avg: 7.2%
Finance & insurance6.3%
US avg: 5.1%
Professional, scientific, technical5.2%
US avg: 4.2%
Other services4.2%
US avg: 7%
Transportation & warehousing2.6%
US avg: 3.1%
Public administration2%
US avg: 4.9%
Construction1.2%
US avg: 1.4%
Education & health services1.1%
US avg: 0.9%
Arts, entertainment, food1.1%
US avg: 2.4%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$85,500
+7%inflation adjusted, since 2000
from $63,100 in 2000
US average: $225,659
1990 – 2024
Median gross rent
$598
+19%inflation adjusted, since 2000
from $397 in 2000
US average: $853
Owner-occupied
31.9%
−42.0 ptssince 2000
from 73.9% in 2000
29.8% rent
Vacancy rate
12.2%
−0.5 ptssince 2009
from 12.7% in 2009
US average: 12.1%
Owner cost-burdened
18.9%
+0.8 ptssince 2009
from 18.1% in 2009
US average: 30.9%
Renter cost-burdened
37.2%
+1.1 ptssince 2009
from 36.2% in 2009
US average: 46.8%
Afford Score
2.1
−6%since 2000
from 2.2 in 2000
1990 – 2024
RELATED:See current rent listings in St. Mary Parish on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic61.8%(33,051)
Black31.7%(16,945)
Hispanic / Latino2.2%(1,152)
Asian1.6%(854)
Other0%
Diversity Score61.1%(32,709)
2010
White, non-Hispanic57.2%(31,267)
Black32.3%(17,648)
Hispanic / Latino5.3%(2,920)
Asian1.7%(935)
Other4%(2,167)
Diversity Score71%(38,816)
Diversity Score
71
+16%since 2000
from 61 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
10.4%
+0.9 ptssince 2000
from 9.4% in 2000
US average: 27.9%
High school or higher
69.9%
+3.9 ptssince 2000
from 65.9% in 2000
US average: 84.9%
Graduate degree
3.0%
+0.5 ptssince 2000
from 2.5% in 2000
US average: 10.2%
Section 06

Commute & transportation

Average commute
22.6 min
+67%since 2000
from 13.6 min in 2000
US average: 25.2
Drive alone to work
78.5%
−0.6 ptssince 2009
from 79.1% in 2009
US average: 76.2%
Carpooled to work
14.3%
+0.9 ptssince 2009
from 13.4% in 2009
US average: 10.4%
Public transit
0.3%
−0.2 ptssince 2009
from 0.5% in 2009
US average: 4.7%
Worked from home
1.7%
Unchangedsince 2009
from 1.8% in 2009
US average: 4.1%
Walked to work
2.3%
−0.5 ptssince 2009
from 2.8% in 2009
US average: 2.8%
Biked to work
0.3%
+0.1 ptssince 2009
from 0.2% in 2009
US average: 0.5%
No vehicle available
11.2%
+0.2 ptssince 2009
from 11.0% in 2009
US average: 8.7%
Section 07

Work & employment

Self-employed
13.1%
+0.4 ptssince 2009
from 12.7% in 2009
US average: 12.9%
Management & professional
22.3%
−33.6 ptssince 2009
from 55.9% in 2009
US average: 35.2%
Section 08

People & community

Male
49.2%
+0.5 ptssince 2009
from 48.8% in 2009
Female
50.8%
−0.5 ptssince 2009
from 51.2% in 2009
Foreign born
3.7%
+1.0 ptssince 2009
from 2.7% in 2009
US average: 12.8%
Veterans
9.2%
−38.7 ptssince 2009
from 47.9% in 2009
US average: 9.9%
Drill deeper

Places similar to St. Mary Parish

Crittenden County
Pop 46,210
Coffee County
Pop 44,407
Tift County
Pop 42,254
Baldwin County
Pop 44,029
Places similar to St. Mary Parish
Head to head

Compare St. Mary Parish to nearby counties

ST. MARY PARISH VS
Iberia Parish
Income$56,961+41%
Home value$164,500+92%
Population66,846+44%
SEE FULL COMPARISON →
ST. MARY PARISH VS
Assumption Parish
Income$51,423+27%
Home value$150,300+76%
Population19,720−58%
SEE FULL COMPARISON →
ST. MARY PARISH VS
St. Martin Parish
Income$55,960+38%
Home value$164,200+92%
Population51,106+10%
SEE FULL COMPARISON →
ST. MARY PARISH VS
Terrebonne Parish
Income$64,836+60%
Home value$187,200+119%
Population104,163+124%
SEE FULL COMPARISON →
Frequently asked

How many people live in St. Mary Parish, Louisiana?

St. Mary Parish, Louisiana has about 54,650 residents according to the 2010 American Community Survey.

What is the median household income in St. Mary Parish, Louisiana?

The typical household in St. Mary Parish, Louisiana earns about $40,431 a year. Half of households make more than that, and half make less.

Is St. Mary Parish, Louisiana expensive?

In St. Mary Parish, Louisiana, the median home is worth about $85,500, and the typical rent is about $598 a month.

How educated are people in St. Mary Parish, Louisiana?

About 10.4% of adults age 25 and over in St. Mary Parish, Louisiana hold a bachelor's degree or higher.

What is the poverty rate in St. Mary Parish, Louisiana?

About 21.0% of people in St. Mary Parish, Louisiana live below the federal poverty line.

Has St. Mary Parish, Louisiana grown since 1990?

Yes, St. Mary Parish, Louisiana has shrunk since 1990. The population has lost about 3,436 residents, a change of about -6 percent over that period.

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17 census tracts
Census Tract 408Census Tract 405Census Tract 402Census Tract 404Census Tract 406Census Tract 409Census Tract 410Census Tract 407Census Tract 414Census Tract 403Census Tract 401Census Tract 413Census Tract 415Census Tract 412Census Tract 416Census Tract 411Census Tract 9900
7 ZIP codes
ZIP 70538ZIP 70392ZIP 70342ZIP 70514ZIP 70522ZIP 70523ZIP 70340
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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