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ZIP code

63123

Saint Louis, MO

STANDARD

63123 covers Saint Louis in St. Louis County, with 49,826 people in the ACS 2023 estimate.

Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology

ACS 2023 population

49,826

Median household income

$74,187

Median home value

$205,300

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 63123. Methodology

ZIP code map of 63123

Census ZCTA boundary for ZIP 63123 in Saint Louis, Missouri
Census ZCTA boundary for ZIP 63123 in Saint Louis, Missouri. A ZCTA is not the same as a USPS ZIP code. Boundaries: U.S. Census Bureau. Methodology · Data sources
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About ZIP code 63123

Type

STANDARD

Timezone

America/Chicago

Area codes

314, 557

Land area

12.5 sq mi

Water area

0.10 sq mi

Households

23,208

Median gross rent

$987

Acceptable cities: Affton, Grantwood Village, Grantwood Vlg, Lakeshire, Mackenzie, Marlborough, Saint George

More enterprise fields

Timezone
America/Chicago
Area Codes
314, 557
World Region
NA
Country
US

Commercial ZIP directory · not ACS

Commercial ZIP directory population_count for ZCTA 63123. Not ACS. Methodology

People in 63123

Race

  • White43,219
  • Black or African American1,568
  • American Indian or Alaska Native118
  • Asian2,467
  • Native Hawaiian and Pacific Islander22
  • Other race539
  • Two or more races3,056

Hispanic or Latino (any race): 1,708

Age

  • Under 105,625
  • 10 to 195,202
  • 20 to 296,267
  • 30 to 397,828
  • 40 to 495,760
  • 50 to 596,586
  • 60 to 697,100
  • 70 to 793,876
  • 80 and older2,745

Income and housing in 63123

Poverty rate

7.4%

Median earnings

$43,458

Median household income

$74,187

Median home value

$205,300

Median gross rent

$987

Education

  • High school graduate92.3%
  • Bachelor's degree36.0%
  • Graduate degree14.1%

Places covering 63123

Cities and places — Population overlap

Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.

ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

Counties — Population overlap

Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.

ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

21.1% of this ZIP is outside city limits (a real overlap row, not missing data).

Population history for 63123

IRS populationACS population
55,22027,610020052023

Hover the chart or read the table below (Year | ACS | IRS).

Population history. Year | ACS population | IRS population. ACS and IRS are separate series. Blank cells mean that source did not publish a count for the year.
YearACS populationIRS population
200547,743
200646,400
200748,408
200846,507
200946,302
201046,651
201148,53846,884
201248,86946,720
201349,39047,010
201449,58147,110
201549,92447,110
201650,73946,800
201750,79046,880
201851,13046,450
201950,78346,050
202050,46346,510
202149,88645,280
202250,34745,940
202349,826

ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.

ZIP codes near 63123

12 nearest ZIP centroids (any distance)

  1. 63125Saint Louis2.7 miPop 32,701 · Income $59,683
  2. 63126Saint Louis2.7 miPop 15,373 · Income $99,795
  3. 63109Saint Louis3.1 miPop 25,743 · Income $71,563
  4. 63119Saint Louis3.2 miPop 34,574 · Income $103,287
  5. 63116Saint Louis4.1 miPop 42,470 · Income $60,193
  6. 63111Saint Louis4.3 miPop 19,093 · Income $43,295
  7. 63143Saint Louis4.5 miPop 8,968 · Income $65,712
  8. 63139Saint Louis4.8 miPop 21,811 · Income $74,749
  9. 63127Saint Louis4.9 miPop 5,161 · Income $124,583
  10. 63128Saint Louis5.0 miPop 30,106 · Income $87,266
  11. 63144Saint Louis5.1 miPop 9,580 · Income $91,312
  12. 63122Saint Louis5.5 miPop 41,724 · Income $132,783

ZIP centroids within 2 miles

No other ZIP codes within 2 miles of 63123, measured by Census internal-point centroids. Try a wider radius.

ZIPs within 2 miles of this place

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63123 Saint Louis, MO

Looking up ZIP codes within 2 miles of 63123 Saint Louis, MO, measured by centroid distance.

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ZIP code 63123 FAQ

What city is ZIP code 63123 in?
63123 is in Saint Louis, MO.
What county is 63123 in?
63123 is in St. Louis County.
What is the median household income in 63123?
The median household income in 63123 is $74,187.
Which ZIP codes are near 63123?
Use the radius tool on this page to list ZIP codes within a chosen distance of 63123.