PlainZIP

Mermentau, LA · standard

ZIP Code 70556

Acadia County, Louisiana - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

331
20/sq mi
$117,764
Median income
$55,300
Median home value
37.0%
Bachelor's or higher

The verdict

Mermentau pairs a top-decile household income with among the most affordable home values nationally, in a rural, homeowner-dominated area.

Top 10%
household income, US ZIPs
1th pct
home value, US ZIPs
20
people per sq mi
86%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 70556 against every reporting US ZIP.

ZIP code 70556 is a sparsely populated ZIP (a standard USPS delivery area) in Mermentau, Acadia County, Louisiana, home to just 331 residents across 16.6 square miles, a density of 20 people per square mile, in the Chicago time zone.

ZIP 70556 skews affluent, with a median household income of $117,764 (97% above the Louisiana average), while per-capita income is $24,407. Poverty here runs at 20.4%, with unemployment measured at 16.3%. Median home value sits at $55,300 (69% below the state average), median rent at $478 a month, and owner-occupancy at 86.1%.

A solid share of residents have a four-year degree: 37.0% of adults hold a bachelor's degree or higher, the median age is 64, and the average commute is -. A geography-based comparison follows: 6 ZIP codes within about 10 miles of 70556, plus 6 more within Acadia County, give a clearer read than the national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 70556, Mermentau, LA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

331

Population

16.6

Area (sq mi)

20

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 70556?

64.0

Median Age

36.2%

Male

63.8%

Female

0.0%

Foreign-Born

White 83.3%
African American 11.8%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 4.9%
Hispanic or Latino 1.6%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$117,764

Median Household Income

+97% vs state

$24,407

Per Capita Income

20.4%

Poverty Rate

16.3%

Unemployment Rate

How ZIP 70556 ranks nationally

Mermentau, LA household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$117,764 Top 10% higher than 90% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). This entry sits in this band. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 62.4%
Bachelor's Degree or Higher 37.0%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

351

Total Housing Units

317

Occupied Units

34

Vacant Units

1.98

Avg Household Size

Occupancy Type

Owner 86.1%
Renter 13.9%

$55,300

Median Home Value

-69% vs state

$478

Median Rent

1958

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 16 business establishments in ZIP 70556, employing approximately 309 people with a combined annual payroll of $16,067,000.

16

Businesses

309

Employees

$16.1M

Annual Payroll

1

Industry Sectors

Industry Establishments % of Total
Construction 3 18.8%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 70556 vs 70537 →

ZIP 70556 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 70556 ranks #7 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 70556 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 70556 ranks the highest of 5 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
70537 Evangeline, LA 541 4.4 mi
70531 Egan, LA 1,261 4.1 mi
70534 Estherwood, LA 899 7.0 mi
70559 Morse, LA 2,943 5.8 mi
70546 Jennings, LA 16,425 8.1 mi
70543 Iota, LA 4,077 10.3 mi

More ZIP Codes in Acadia County

70526 standard
Crowley, LA
Pop: 19,206
70578 standard
Rayne, LA
Pop: 16,122
70525 standard
Church Point, LA
Pop: 13,150
70543 standard
Iota, LA
Pop: 4,077
70559 standard
Morse, LA
Pop: 2,943
70516 standard
Branch, LA
Pop: 1,546

Related Areas

Acadia County Mermentau, LA Louisiana

Frequently Asked Questions

What county is ZIP code 70556 in? ▼
ZIP code 70556 (Mermentau) is located in Acadia County, Louisiana. Acadia County contains multiple ZIP codes, see the full list at /counties/acadia-la.
What is the population of ZIP code 70556? ▼
ZIP code 70556 in Mermentau, LA has a population of 331 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 70556? ▼
The median household income in ZIP 70556 is $117,764, which is 54% above the national average of $76,288.
What is the average home value in ZIP 70556? ▼
The median home value in ZIP 70556 is $55,300, which is 80% below the national average of $278,155.
What is the demographic makeup of ZIP 70556? ▼
The largest racial group in ZIP 70556 is White at 83.3%. Hispanic or Latino residents make up 1.6% of the population.
How many businesses are in ZIP code 70556? ▼
ZIP code 70556 has 16 business establishments employing approximately 309 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 70556? ▼
In ZIP code 70556, 62.4% of residents aged 25+ have a high school diploma or higher, and 37.0% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 70556? ▼
In ZIP code 70556, approximately 86.1% of occupied housing units are owner-occupied and 13.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 70556? ▼
The poverty rate in ZIP code 70556 is 20.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.