Grant Parish vs Plaquemines Parish

A side-by-side comparison of Grant Parish and Plaquemines Parish: population, income, housing, and more.

Grant Parish and Plaquemines Parish are counties in Louisiana. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Plaquemines Parish has the higher population (23,070 vs 22,123 in Grant Parish). Plaquemines Parish has the higher median household income ($82,874 vs $61,112 in Grant Parish). Plaquemines Parish has the higher median home value ($275,800 vs $135,900 in Grant Parish).

Population, income & housing

	Grant Parish	Plaquemines Parish
Population	22,123	23,070
Median age	38.5 yrs	36.8 yrs
Median household income	$61,112	$82,874
Median home value	$135,900	$275,800
Median gross rent	$806	$1,611
Housing units	9,054	9,625
Homeownership rate	82.1%	73.9%
Bachelor's degree or higher	12.8%	19.8%
Unemployment rate	4.5%	4.5%

Trends (ACS 5-year, 2019–2023)

	Grant Parish	Plaquemines Parish
Population	22,340 → 22,123 (-1.0%)	23,338 → 23,070 (-1.1%)
Median household income	$42,505 → $61,112 (+43.8%)	$57,204 → $82,874 (+44.9%)
Median home value	$103,400 → $135,900 (+31.4%)	$190,600 → $275,800 (+44.7%)
Median gross rent	$714 → $806 (+12.9%)	$1,289 → $1,611 (+25.0%)

Grant Parish

Population

22,34022,123

Median household income

$42,505$61,112

Median home value

$103,400$135,900

Median gross rent

$714$806

Plaquemines Parish

Population

23,33823,070

Median household income

$57,204$82,874

Median home value

$190,600$275,800

Median gross rent

$1,289$1,611

Age & race/ethnicity

Age distribution (share)

	Grant Parish	Plaquemines Parish
Under 5	5.6%	6.3%
5 to 17	15.4%	18.7%
18 to 24	7.9%	8.1%
25 to 34	15.7%	14.0%
35 to 44	15.5%	12.3%
45 to 54	12.5%	14.2%
55 to 64	11.9%	12.4%
65 to 74	9.1%	9.0%
75 and over	6.3%	4.9%

Race & ethnicity (share)

	Grant Parish	Plaquemines Parish
White (non-Hispanic)	74.3%	60.2%
Black or African American	14.5%	20.9%
American Indian & Alaska Native	0.9%	1.1%
Asian	0.7%	4.0%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.1%	0.2%
Two or more races	3.6%	4.1%
Hispanic or Latino	6.0%	9.5%

Educational attainment (age 25+)

Share of adults 25+

	Grant Parish	Plaquemines Parish
No high school diploma	18.5%	14.4%
High school graduate	41.9%	32.9%
Some college or associate's	26.8%	32.9%
Bachelor's degree	9.6%	13.8%
Graduate or professional degree	3.2%	6.1%

Commute to work

How workers get to work (share)

	Grant Parish	Plaquemines Parish
Drove alone	90.2%	82.8%
Carpooled	4.2%	10.4%
Public transit	0.1%	0.0%
Walked	1.5%	2.9%
Bicycle	0.0%	0.0%
Worked from home	2.4%	3.1%
Other means	1.6%	0.8%

Housing

Units in structure (share)

	Grant Parish	Plaquemines Parish
1-unit, detached	63.4%	53.1%
1-unit, attached	0.4%	9.3%
2 to 4 units	1.6%	8.1%
5 to 19 units	1.3%	0.7%
20 or more units	0.1%	1.2%
Mobile home & other	33.2%	27.6%

Poverty & households

	Grant Parish	Plaquemines Parish
Poverty rate	16.1%	13.4%
Average household size	2.63	2.75
Mean commute (minutes)	30	28
Median year structure built	1989	1998