Weldon Spring, Missouri

Weldon Spring: City in Saint Charles County, Missouri, United States

About

Weldon Spring is a city located in the county of Saint Charles in the U.S. state of Missouri. Its population at the 2010 census was 5,443 and a population density of 271 people per km². After 10 years in 2020 city had an estimated population of 5,546 inhabitants.

Weldon Spring locator map
Location of Weldon Spring on Missouri map.

Quick Facts about Weldon Spring

Population 5,546 (2020)
Country United States of America
State Missouri (United States)
County Saint Charles County
Phone Area Codes 636
Area 20.11 km2
Latitude & Longitude 38.7134,-90.6893
Altitude 541 feet / 165 meters
Time Zone America/Chicago
Local time 23:20:39 (23rd April 2026)
Density 276 Pop. per km² as of 2020
Population growth 1.86% (2010-2020)
Weather 82℉ Mostly Sunny 7-days weather
Welcome Sign  Weldon Springs  Missouri image
Welcome Sign Weldon Springs Missouri image

Geography

Weldon Spring is located at 38°42'48"N 90°41'21"W (38.7133900, -90.6892900).

Weldon Spring map

Click "full screen" full screen map icon to open full mode. View satellite images

Weather

82°F
Mostly Sunny
6 to 15 mph S Thursday

Mostly sunny, with a high near 82.

7-Day Forecast

Demographics

The population of Weldon Spring increased by 1.86% in 10 years.

Year Population % Change Method
2010 5,443 - census
2011 5,423 -0.37% estimation process
2012 5,448 0.46% estimation process
2013 5,480 0.58% estimation process
2014 5,514 0.62% estimation process
2015 5,521 0.13% estimation process
2016 5,542 0.38% estimation process
2017 5,542 0% estimation process
2018 5,545 0.05% estimation process
2019 5,533 -0.22% estimation process
2020 5,546 0.23% estimation process
Weldon Springs

Services and Civic Places in Weldon Spring

1Weldon Spring City Municipal Complex: City Hall and Court

5401 Independence Rd, Weldon Spring, MO 63304 View details

Website available

People born in Weldon Spring (1)

American baseball player Nick Cullop was born in Weldon Spring

Nearby Schools and Colleges

Schools and campuses linked to Weldon Spring, MO. Select a name to open its map and contact details.

Code Name City ZIP
262031 St Charles Community College Cottleville (MO) 63376-0975
177986 Logan University Chesterfield (MO) 63017
455099 Urshan Graduate School of Theology Wentzville (MO) 63385
460996 The Salon Professional Academy-St Charles St. Charles (MO) 63301-1021
177968 Lindenwood University Saint Charles (MO) 63301-1695

Nearby Transit Stations (6)

Rail and bus stations connected to Weldon Spring, MO. Select a station to open its map and address details.

Code Name Address Type
KWD Kirkwood 110 West Argonne Dr. RAIL
WAH Washington 301 West Front St. RAIL
STL Gateway Transportation Center 551 South 16th St. RAIL
ALN Alton 3400 College Ave. RAIL
HEM Hermann Wharf & Gutenberg Sts. RAIL

Closest post offices linked to Weldon Spring.

Post Office Name City ZIP
Cottlevill Post Office Cottleville (MO) 63338
Saint Charles South Post Office Saint Charles (MO) 63303
Saint Peter Post Office Saint Peters (MO) 63376
O Fallon Post Office O Fallon (MO) 63366
Defian Post Office Defiance (MO) 63341

Other cities in Saint Charles County

Cities, towns, neighborhoods & other populated places in Saint Charles County , MO.

City Name Population Title
O'Fallon 89,769 The most populous city in St.
Saint Charles 71,761 A city in St.
Saint Peters 58,043 The most populous city in St.
Wentzville 43,109 A city in St.
Lake Saint Louis 17,186 City in Saint Charles County, Missouri, United States
Dardenne Prairie 13,397 City in Saint Charles County, Missouri, United States
Cottleville 5,925 City in Saint Charles County, Missouri, United States
Saint Paul 2,796 City in St.
Foristell 618 City in Saint Charles County, Missouri, United States
West Alton 529 City in Saint Charles County, Missouri, United States
New Melle 506 City in Saint Charles County, Missouri, United States
Josephville 485 Human settlement in St.
Portage Des Sioux 329 City in St.
Augusta 267 City in St.
Weldon Spring Heights 90 Village in the United States

Distance to Other Cities

Weldon Spring distances to largest Missouri cities