US ZIP Code
63123

Saint Louis, MO

St. Louis County  ·  Missouri

● Active
👥 49,826 Population ↓ 2% since 2019
💰 $74,187 Median HH Income
≈ Avg ↑ 26% since 2019
🎂 41.0 Median Age ↓ 2% since 2019
🏠 $205,300 Median Home Value
▼ 26% below avg ↑ 37% since 2019
🎓 48.2% College Grads
▲ 24% above avg
📊 2.5% Unemployment
▼ 48% below avg ↓ 39% since 2019
ZIP Code Details
ZIP Code63123
CitySaint Louis
StateMissouri (MO)
CountySt. Louis County
Area Code314/557
Elevation542 ft
Latitude38.547432
Longitude-90.328109
TimezoneChicago (DST)
FIPS29189
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 48.1% (23,976) Female 51.9% (25,850) ♀

Race & Ethnicity

White: 81.9%Hispanic: 4.7%Black: 3.5%Asian: 4.8%Other: 4.9%Race
White81.9%
Hispanic4.7%
Black3.5%
Asian4.8%
Other4.9%

Age Breakdown

Under 5
6%
5–17
13%
18–24
8%
25–44
29%
45–64
25%
65+
9%

Key Indicators

Median Age41.0 yrs ↓ 2% since 2019
Avg Household Size2.27
Below Poverty7.3% ▼ 27% below avg
College Grads48.2% ▲ 24% above avg
Unemployment2.5% ▼ 48% below avg
No HS Diploma517 (1.5%)
HS Graduate8,769 (25.4%)
Some College4,090 (11.8%)
Associates4,515 (13.1%)
Bachelors3,826 (11.1%)
Graduate Degree12,816 (37.1%)

Education

No HS: 1.5%HS Grad: 25.4%Some College: 11.8%Associates: 13.1%Bachelors: 11.1%Graduate: 37.1%Edu
No HS1.5%
HS Grad25.4%
Some College11.8%
Associates13.1%
Bachelors11.1%
Graduate37.1%
Housing & Income

Housing Tenure

Owner: 74%Renter: 26.1%Tenure
Owner74.0%
Renter26.1%

Home Value Distribution

Under $50k
3%
$50k–100k
3%
$100k–150k
13%
$150k–200k
30%
$200k–300k
37%
$300k–500k
13%
Over $500k
3%

Financials

Median HH Income$74,187 ≈ Avg ↑ 26% since 2019
Median Home Value$205,300 ▼ 26% below avg ↑ 37% since 2019
Home/Income Ratio2.8x (nat avg ~3.5x)
Median Rent$987/mo ↑ 17% since 2019
Total Units23,208
Vacant Units1,336
Avg HH Size2.27

Income Distribution

Under $25k
12%
$25k–50k
16%
$50k–75k
20%
$75k–100k
17%
$100k–150k
20%
$150k–200k
8%
Over $200k
7%
Employment & Commute

How People Get to Work

Drove Alone
85%
Public Transit
1%
Walked
1%
Work From Home
13%

Commute Time

Under 15 min
20%
15–30 min
48%
30–45 min
23%
Over 45 min
9%
Housing Stock

Year Built

Before 1940
6%
1940s–1950s
32%
1960s–1970s
5%
1980s–1990s
4%
2000+
53%

Summary

Total Units23,208
Vacant1,336
Owner Occupied74.0%
Renter Occupied26.1%
Avg HH Size2.27
Frequently Asked Questions
ZIP code 63123 is in Saint Louis, MO, in St. Louis County.
ZIP code 63123 is located in Missouri (MO).
ZIP code 63123 is in St. Louis County, MO.
ZIP 63123 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 63123 is 49,826 people (ACS 2023).
The median household income in ZIP code 63123 is $74,187 (ACS 2023).
The median home value in ZIP 63123 is $205,300 (ACS 2023).
About ZIP Code 63123

ZIP code 63123 is located in Saint Louis, Missouri, within St. Louis County. With a population of 49,826, this is a highly populated ZIP code with a middle-aged community — the median age is 41 years. Economically, 63123 is a solidly middle-class ZIP code: the median household income of $74,187 is near the national average.

Real estate in ZIP code 63123 represents an affordable housing market. The median home value of $205,300 is below the national average. Renters can expect to pay around $987 per month in median rent. Homeownership is strong here — 74.0% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 37% since 2019.

The population of 63123 is primarily White (81.89%). Residents are well-educated — 48.2% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 7.3%. Household income has grown by 26% since 2019.

The unemployment rate in 63123 stands at 2.5%, which is below the national average. About 11% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 78%.

Overall, ZIP code 63123 in Saint Louis, MO is characterized as solidly middle-class, well-educated, a middle-aged community, and predominantly owner-occupied. With 49,826 residents, a median household income of $74,187, and a median home value of $205,300, it offers a clear picture of life in this part of Missouri.