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US ZIP Code Profile

ZIP Code 63105
Saint Louis, Missouri

ZIP code 63105 is in Saint Louis, located in Saint Louis County, Missouri, within the St. Louis metro area. Its 2020 Census population was 18,846. The estimated median adjusted gross income per tax return is $122,015, and about 35% of filers report $200,000 or more.

2020 Population
18,846
Census ZCTA
County
Saint Louis
FIPS 29189
Median income (est.)
$122,015
IRS SOI 2022
Land Area
2.676 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
Coordinates38.644363, -90.328255
Land / Water Area2.676 mi² land · 0 mi² water

02Income & Economics

Distribution of the 7,110 individual tax returns filed in 63105 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
16.2%
$25K–$50K
11.8%
$50K–$75K
10.0%
$75K–$100K
7.9%
$100K–$200K
18.9%
$200K+
35.3%
The $200,000+ bracket accounts for 92% of 63105's total adjusted gross income, from 35% of returns — a concentration that drives the gap between the median ($122,015) 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 63105's IRS income metrics, 2020–2022.

Median income (2021→2022)
$122,015
▲ 0.6%
Filers earning $200K+
35.3%
▼ 0.7 pt
Total filers
7,110
▼ 0.1%
GET /zipc/v2/zipcodes/63105/soi?year=… $99K 2020 $121K 2021 $122K 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 63105 ZCTA.

2000
14,490
 
2010
17,667
▲ +21.9%
2020
18,846
▲ +6.7%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 63105. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 63105

Saint Louis and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 63105 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 AliasesClayton, Saint Louis

07Frequently Asked Questions

What county is ZIP code 63105 in?

ZIP code 63105 is in Saint Louis County, Missouri (county FIPS code 29189).

What city is ZIP code 63105?

The primary USPS city for 63105 is Saint Louis, MO.

What metro area (MSA) is 63105 in?

63105 is part of the St. Louis, MO-IL Metro Area (MSA code 41180).

What is the population of ZIP code 63105?

The 2020 Census population of 63105 was 18,846 residents.

What is the median income in ZIP code 63105?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 63105 is about $122,015, with around 35% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.