About 63135 - Saint Louis, Missouri

The ZIP code 63135 of Saint Louis falls within Missouri, the United States - a mid-sized area by population. It sits within St. Louis County.

Census data puts the population of this ZIP code at 18,381 residents. That's noticeably above the average for a Missouri ZIP code, which sits near 6,064 people.

Population density runs around 1,143 people per sq. mile, making it a suburban area.

This ZIP code sits alongside neighboring areas like Saint Peters, Columbia, Springfield within Missouri.