Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/MO/GREENDALE

Greendale ZIP codes, Missouri

No ZIP code is named for Greendale, MO; addresses there use a neighbouring town's name. 2 ZIP codes cover it: 63121 and 63133. Its area codes are 314 and 557.

USPS city name
0 ZIP codes
Overlapping the city
2 more
Population
794
Area codes
314, 557

NANPA lists no telephone rate centre for Greendale itself, so these are the area codes of the nearest one, Saint Louis (0.0 miles). A town on an area-code boundary can differ from its neighbour.

Greendale in numbers

About 794 people live in Greendale, in 364 households. The median household income is $56,500 a year, 20% below the Missouri median of $70,702 (US: $80,734). The median owner-occupied home is valued at $115,400 (50% below the Missouri median), and median gross rent is $1,375 a month. The median age is 41.5; 36.5% of adults 25 and over hold a bachelor's degree or higher (32.4% across Missouri); the average commute takes 21 minutes.

Population794Greendale794
Households364Greendale364
Median age41.5Greendale41.5Missouri39.0US 38.9
Median household income$56,500Greendale$56,500Missouri$70,702US $80,734
Median home value$115,400Greendale$115,400Missouri$230,300US $332,700
Median gross rent$1,375Greendale$1,375Missouri$1,033US $1,413
Bachelor's degree or higher36.5%Greendale36.5%Missouri32.4%US 35.7%
Mean commute20.6 minGreendale20.6 minMissouri23.5 minUS 26.4 min
Population density4,135 / sq miGreendale4,135 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Greendale city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes covering Greendale

These ZIP codes cover part of Greendale but are addressed as somewhere else.

ZIP codes overlapping Greendale
ZIP City Type Population Median income Median home
63121 Saint Louis , MO Standard 25,008 $42,701 $95,600
63133 Saint Louis , MO Standard 6,569 $39,293 $65,100

Map of Greendale ZIP codes

6312163133

The ZIP codes of Greendale, MO, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Greendale

The nearest larger towns are Bel-Nor (1,556 people, 0.4 mi), Hanley Hills (2,178 people, 0.9 mi) and Pagedale (2,531 people, 1.0 mi).

Towns near Greendale
TownPopulationDistance
Pagedale 2,531 1.0 mi
Normandy 4,239 1.1 mi
Northwoods 3,623 1.8 mi
Pine Lawn 2,716 2.0 mi
University City 34,685 2.2 mi
St. John 6,527 2.3 mi
Overland 15,695 3.0 mi
Jennings 12,918 3.3 mi
Breckenridge Hills 4,402 3.4 mi
Woodson Terrace 3,908 3.5 mi
Clayton 17,380 3.5 mi
Berkeley 8,123 3.8 mi
Olivette 8,645 3.9 mi
Ferguson 18,213 3.9 mi

More nearby: every ZIP code in St. Louis County · Missouri ZIP codes

Cite this page

zipcodes.pro. “Greendale, MO ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mo/greendale

Underlying data is public domain or openly licensed — sources, vintages and licences.