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US ZIP Code Profile

ZIP Code 63140
Saint Louis, Missouri

ZIP code 63140 is in Saint Louis, located in Saint Louis County, Missouri, within the St. Louis metro area. Its 2020 Census population was 258. The estimated median adjusted gross income per tax return is $21,429.

2020 Population
258
Census ZCTA
County
Saint Louis
FIPS 29189
Median income (est.)
$21,429
IRS SOI 2022 · approx.
Land Area
0.503 mi²
+ 0 mi² water

01Location & Geography

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

Primary CitySaint Louis, MO
CountySaint Louis County (FIPS 29189)
StateMissouri (FIPS 29)
Metro Area (MSA)St. Louis, MO-IL Metro Area (41180)
Census Region / DivisionMidwest Region · West North Central Division
Coordinates38.73838, -90.32307
Land / Water Area0.503 mi² land · 0 mi² water

02Income & Economics

Distribution of the 120 individual tax returns filed in 63140 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
58.3%
$25K–$50K
41.7%
$50K–$75K
0.0%
$75K–$100K
0.0%
$100K–$200K
0.0%
$200K+
0.0%
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income. Estimate is approximate for this ZIP (median falls in the lowest bracket).

03Income Over Time

Year-over-year change in 63140's IRS income metrics, 2020–2022.

Median income (2021→2022)
$21,429
▲ 0.0%
Filers earning $200K+
0.0%
▲ 0.0 pt
Total filers
120
▲ 0.0%
GET /zipc/v2/zipcodes/63140/soi?year=… $18K 2020 $21K 2021 $21K 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 63140 ZCTA.

2000
789
 
2010
294
▼ -62.7%
2020
258
▼ -12.2%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 63140. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 63140

Saint Louis and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 63140 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 Number287140
City AliasesBerkeley, Saint Louis, Kinloch

07Frequently Asked Questions

What county is ZIP code 63140 in?

ZIP code 63140 is in Saint Louis County, Missouri (county FIPS code 29189).

What city is ZIP code 63140?

The primary USPS city for 63140 is Saint Louis, MO.

What metro area (MSA) is 63140 in?

63140 is part of the St. Louis, MO-IL Metro Area (MSA code 41180).

What is the population of ZIP code 63140?

The 2020 Census population of 63140 was 258 residents.

What is the median income in ZIP code 63140?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 63140 is about $21,429. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.