Gretna vs Marrero

A side-by-side comparison of Gretna and Marrero: population, income, housing, and more.

Gretna and Marrero are places in Louisiana. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Marrero has the higher population (31,866 vs 17,468 in Gretna). Gretna has the higher median household income ($46,045 vs $45,633 in Marrero). Gretna has the higher median home value ($242,600 vs $173,200 in Marrero).

Population, income & housing

	Gretna	Marrero
Population	17,468	31,866
Median age	37.3 yrs	41.1 yrs
Median household income	$46,045	$45,633
Median home value	$242,600	$173,200
Median gross rent	$1,017	$997
Housing units	8,258	13,858
Homeownership rate	48.6%	67.1%
Bachelor's degree or higher	26.0%	12.2%
Unemployment rate	6.9%	7.1%

Trends (ACS 5-year, 2019–2023)

	Gretna	Marrero
Population	17,774 → 17,468 (-1.7%)	30,894 → 31,866 (+3.1%)
Median household income	$47,244 → $46,045 (-2.5%)	$44,866 → $45,633 (+1.7%)
Median home value	$171,800 → $242,600 (+41.2%)	$138,700 → $173,200 (+24.9%)
Median gross rent	$883 → $1,017 (+15.2%)	$915 → $997 (+9.0%)

Gretna

Population

17,77417,468

Median household income

$47,244$46,045

Median home value

$171,800$242,600

Median gross rent

$883$1,017

Marrero

Population

30,89431,866

Median household income

$44,866$45,633

Median home value

$138,700$173,200

Median gross rent

$915$997

Age & race/ethnicity

Age distribution (share)

	Gretna	Marrero
Under 5	7.6%	5.6%
5 to 17	14.9%	16.0%
18 to 24	8.6%	10.2%
25 to 34	15.1%	12.3%
35 to 44	14.9%	10.4%
45 to 54	10.9%	10.3%
55 to 64	13.2%	14.6%
65 to 74	7.8%	12.2%
75 and over	7.0%	8.4%

Race & ethnicity (share)

	Gretna	Marrero
White (non-Hispanic)	38.9%	31.3%
Black or African American	32.0%	50.4%
American Indian & Alaska Native	0.4%	0.1%
Asian	2.5%	6.3%
Native Hawaiian & Pacific Islander	0.0%	0.2%
Some other race	0.4%	0.5%
Two or more races	3.0%	3.2%
Hispanic or Latino	22.8%	8.0%

Educational attainment (age 25+)

Share of adults 25+

	Gretna	Marrero
No high school diploma	24.5%	22.1%
High school graduate	28.0%	33.0%
Some college or associate's	21.5%	32.7%
Bachelor's degree	14.9%	7.7%
Graduate or professional degree	11.1%	4.5%

Commute to work

How workers get to work (share)

	Gretna	Marrero
Drove alone	74.4%	79.3%
Carpooled	13.6%	14.6%
Public transit	1.4%	1.2%
Walked	1.1%	1.1%
Bicycle	1.6%	0.0%
Worked from home	7.9%	3.2%
Other means	0.1%	0.6%

Housing

Units in structure (share)

	Gretna	Marrero
1-unit, detached	55.6%	77.9%
1-unit, attached	6.6%	4.0%
2 to 4 units	15.5%	8.5%
5 to 19 units	15.2%	3.3%
20 or more units	5.7%	4.1%
Mobile home & other	1.3%	2.1%

Poverty & households

	Gretna	Marrero
Poverty rate	25.0%	22.2%
Average household size	2.20	2.52
Mean commute (minutes)	24	23
Median year structure built	1966	1974