Amelia, LA · standard
ZIP Code 70340
St. Mary Parish, Louisiana - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 109
- 820/sq mi High-density area
National ZIP placement
Amelia has 109 residents, placing it among the least populous of the 33,099 US ZIP codes with a reported population, at 820 people per square mile.
Source: USPS ZIP record + U.S. Census Bureau ZIP population. Rank compares ZIP 70340 against every US ZIP with a reported population; income/home-value percentiles are not available for this ZIP.
ZIP code 70340 is a sparsely populated ZIP (a standard USPS delivery area) in Amelia, St. Mary Parish, Louisiana, home to just 109 residents across 0.1 square miles, a density of 820 people per square mile, in the Chicago time zone.
Median household income is not on file for ZIP 70340, but per-capita income is -. The ACS does not publish both hardship measures for this ZIP, so the income figures above should be read without inferring a full local economic picture. The ACS does not report a median home value for this ZIP, so housing cost context is limited to the available tenure and rent fields.
Education and household profile round out the picture: - of adults hold a bachelor's degree or higher, the median age is -, and the average commute is -. The page also surfaces 4 ZIP codes within roughly 10 miles and 5 more in St. Mary Parish, so 70340 can be compared with both its immediate and county-level context.
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 →
Top industries in ZIP 70340
Top 5 sectors by establishment count in Amelia, LA
Which industries have the most business establishments in ZIP 70340.
- Manufacturing
Manufacturing
13 establishments
- Wholesale trade
Wholesale trade
10 establishments
- Retail trade
Retail trade
9 establishments
- Construction
Construction
6 establishments
- Other services (except public administration)
Other services (except public administration)
6 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
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 70340, Amelia, 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
109
Population
0.1
Area (sq mi)
820
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 70340?
-
Median Age
-
Male
-
Female
-
Foreign-Born
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
63housing units
63
Total Housing Units
0
Occupied Units
63
Vacant Units
1983
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 69 business establishments in ZIP 70340, employing approximately 2,258 people with a combined annual payroll of $152,151,000.
69
Businesses
2,258
Employees
$152.2M
Annual Payroll
9
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Manufacturing | 13 | 18.8% |
| Wholesale trade | 10 | 14.5% |
| Retail trade | 9 | 13.0% |
| Construction | 6 | 8.7% |
| Other services (except public administration) | 6 | 8.7% |
| Transportation and warehousing | 5 | 7.3% |
| Real estate and rental and leasing | 5 | 7.3% |
| Professional, scientific, and technical services | 4 | 5.8% |
| Administrative and support and waste management and remediation services | 3 | 4.3% |
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 70340 vs 70380 →
ZIP 70340 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 70380
Morgan City (70380)
22,928 residents
- 70342 4,979
Berwick (70342)
4,979 residents
- 70372 2,518
Labadieville (70372)
2,518 residents
- 70356 2,484
Gibson (70356)
2,484 residents
- 70340 109
Amelia (70340)
109 residents
What this shows Among its immediate neighbors, ZIP 70340 ranks #5 by population - useful context the national average alone can't give.
More ZIP Codes in St. Mary Parish
Related Areas
Frequently Asked Questions
What parish is ZIP code 70340 in?
ZIP code 70340 (Amelia) is located in St. Mary Parish, Louisiana. St. Mary Parish contains multiple ZIP codes, see the full list at /counties/st-mary-la.
What is the population of ZIP code 70340?
ZIP code 70340 in Amelia, LA has a population of 109 according to the Census Bureau ACS 2023 estimates.
How many businesses are in ZIP code 70340?
ZIP code 70340 has 69 business establishments employing approximately 2,258 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 70340?
The top industries by establishment count in ZIP 70340 are: Manufacturing (13), Wholesale trade (10), Retail trade (9). There are 9 industry sectors represented in total.
Related
Take this with you
What to do with ZIP 70340's numbers, next.
- See how ZIP 70340 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Amelia, LA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.