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US ZIP Code Profile

ZIP Code 70503
Lafayette, Louisiana

ZIP code 70503 is in Lafayette, located in Lafayette County, Louisiana, within the Lafayette metro area. Its 2020 Census population was 27,497. The estimated median adjusted gross income per tax return is $54,292, and about 12% of filers report $200,000 or more.

2020 Population
27,497
Census ZCTA
County
Lafayette
FIPS 22055
Median income (est.)
$54,292
IRS SOI 2022
Land Area
11.818 mi²
+ 0.084 mi² water

01Location & Geography

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

Primary CityLafayette, LA
CountyLafayette County (FIPS 22055)
StateLouisiana (FIPS 22)
Metro Area (MSA)Lafayette, LA Metro Area (29180)
Census Region / DivisionSouth Region · West South Central Division
Coordinates30.172487, -92.06023
Land / Water Area11.818 mi² land · 0.084 mi² water

02Income & Economics

Distribution of the 12,610 individual tax returns filed in 70503 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
28.0%
$25K–$50K
19.8%
$50K–$75K
13.2%
$75K–$100K
9.0%
$100K–$200K
17.6%
$200K+
12.4%
The $200,000+ bracket accounts for 58% of 70503's total adjusted gross income, from 12% of returns — a concentration that drives the gap between the median ($54,292) 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 70503's IRS income metrics, 2020–2022.

Median income (2021→2022)
$54,292
▲ 4.1%
Filers earning $200K+
12.4%
▲ 0.5 pt
Total filers
12,610
▲ 0.9%
GET /zipc/v2/zipcodes/70503/soi?year=… $47K 2020 $52K 2021 $54K 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 70503 ZCTA.

2000
24,327
 
2010
27,816
▲ +14.3%
2020
27,497
▼ -1.1%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 70503. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 70503

Lafayette and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 70503 to any ZIP

Enter a 5-digit ZIP to calculate the distance.

06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number214979
City AliasesLafayette

07Frequently Asked Questions

What county is ZIP code 70503 in?

ZIP code 70503 is in Lafayette County, Louisiana (county FIPS code 22055).

What city is ZIP code 70503?

The primary USPS city for 70503 is Lafayette, LA.

What metro area (MSA) is 70503 in?

70503 is part of the Lafayette, LA Metro Area (MSA code 29180).

What is the population of ZIP code 70503?

The 2020 Census population of 70503 was 27,497 residents.

What is the median income in ZIP code 70503?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 70503 is about $54,292, with around 12% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.