Zip Code 63105 — Saint Louis, MO

ZIP Code 63105 is associated with Saint Louis, MO, in St. Louis County. The listed population estimate is 18,875; estimated density is 2,898.4 people per square mile. Among records with population estimates, it ranks #30 of 61 in St. Louis County and #104 of 1,021 in MO.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (38.644270, -90.328120)

Data MetricLocal Statistic
Postal / Zip Code63105
Primary CitySaint Louis
State / ProvinceMO
CountySt. Louis
Total Population18,875
Population Density2,898.4 people/sq mi
TimezoneAmerica/Chicago

How 63105 Compares

MetricZIP 63105St. Louis County recordsMO records
Population estimate18,8751,308,579 (sum)6,191,989 (sum)
Population Density2,898.4 /sq mi----
County population rank#30 of 61----
State population rank#104 of 1,021----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in MO

ZIP CodeCityDistancePopulation estimate
ZIP 63117Saint Louis0.9 mi9,261
ZIP 63130Saint Louis1.4 mi28,910
ZIP 63144Saint Louis2.0 mi9,505
ZIP 63143Saint Louis2.3 mi8,975
ZIP 63112Saint Louis2.7 mi17,985

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →