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US ZIP Code Profile

ZIP Code 70578
Rayne, Louisiana

ZIP code 70578 is in Rayne, located in Acadia County, Louisiana, within the Lafayette metro area. Its 2020 Census population was 16,201. The estimated median adjusted gross income per tax return is $37,211, and about 3% of filers report $200,000 or more.

2020 Population
16,201
Census ZCTA
County
Acadia
FIPS 22001
Median income (est.)
$37,211
IRS SOI 2022
Land Area
113.55 mi²
+ 0.145 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityRayne, LA
CountyAcadia County (FIPS 22001)
StateLouisiana (FIPS 22)
Metro Area (MSA)Lafayette, LA Metro Area (29180)
Census Region / DivisionSouth Region · West South Central Division
Coordinates30.231922, -92.26154
Land / Water Area113.55 mi² land · 0.145 mi² water

02Income & Economics

Distribution of the 7,050 individual tax returns filed in 70578 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
38.0%
$25K–$50K
24.5%
$50K–$75K
13.1%
$75K–$100K
8.6%
$100K–$200K
12.8%
$200K+
3.0%
The $200,000+ bracket accounts for 19% of 70578's total adjusted gross income, from 3% of returns — a concentration that drives the gap between the median ($37,211) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 70578's IRS income metrics, 2020–2022.

Median income (2021→2022)
$37,211
▲ 6.7%
Filers earning $200K+
3.0%
▲ 0.3 pt
Total filers
7,050
▼ 0.3%
GET /zipc/v2/zipcodes/70578/soi?year=… $33K 2020 $35K 2021 $37K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 70578 ZCTA.

2000
15,153
 
2010
16,122
▲ +6.4%
2020
16,201
▲ +0.5%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number217410
City AliasesRayne

06Frequently Asked Questions

What county is ZIP code 70578 in?

ZIP code 70578 is in Acadia County, Louisiana (county FIPS code 22001).

What city is ZIP code 70578?

The primary USPS city for 70578 is Rayne, LA.

What metro area (MSA) is 70578 in?

70578 is part of the Lafayette, LA Metro Area (MSA code 29180).

What is the population of ZIP code 70578?

The 2020 Census population of 70578 was 16,201 residents.

What is the median income in ZIP code 70578?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 70578 is about $37,211, with around 3% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.