Saint Louis, MO 63109 ZIP Code Profile

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Saint Louis, MO

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ZIP Code 63109: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Saint Louis, MO 63109

  • ZIP Code Type: STANDARD
  • County: Saint Louis City County
  • Centroid: Latitude 38.586, Longitude -90.295
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes
  • Businesses Addresses: 688
  • PO Box Addresses: 80
  • Residential Addresses: 14,267
    • Multi-Family Addresses: 2,479
    • Single Family Addresses: 11,788

The ZIP Code maps and database are updated 4 times per year.
Database updated: February 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


63109 ZIP Code Map

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Saint Louis, MO 63109 Data & Demographics (As of July 1, 2017)


Total Population 26,794
Daytime Population: Workers 5,653
Daytime Population: Residents 10,554
Total Daytime Population (TDP) 16,207
Ratio TDP/Total Population1 0.60
Population in Households 26,784
Population in Familes 17,601
Population in Group Qrtrs 10
Population Density2 7,588
Diversity Index3 25


Median Household Income $55,979
Average Household Income $74,266
Per Capita Income $37,318


Total Housing Units 15,017 (100%)
Owner Occupied HU 7,892 (52.6%)
Renter Occupied HU 5,569 (37.1%)
Vacant Housing Units 1,556 (10.4%)
Median Home Value $178,458
Average Home Value $196,664


Total Households 13,461
Average Household Size 1.99
Family Households 6,214
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population -0.19% -0.28%
Households -0.18% -0.28%
Families -0.33% -0.4%
Median Household Income   2.87%
Per Capita Income   2.92%

Saint Louis, MO 63109 - Peer Comparisons by Rank and Percentile

The table below compares 63109 to the other 1,012 ZIP Codes in Missouri by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 58 94th
Population Density # 5 100th
Diversity Index # 203 80th
Median Household Income # 179 82nd
Per Capita Income # 56 95th

Additional comparisons and rankings can be made with a VERY EASY TO USE Missouri Census Data Comparison Tool.

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