Cities and Towns in Saint Louis County, Missouri
Founded in 1812, Saint Louis County is one of 114 counties in the state of Missouri. Historically, Saint Louis County was one of the five original counties. The city of Clayton is the county seat. With FIPS code of 189, Saint Louis County has a population of 997,187 and area of 508 square miles (1,316 km²).
List of all cities in Saint Louis County, MO alphabetically
| City/Town | Postal Code | Area Code |
| Bank of America, MO | 63150 | 314/551 |
| 63160 | 314/551 | |
| Courtesy Reply Mail Firms, MO | 63197 | 314/551 |
| Firstar Bank, MO | 63195 | 314/551 |
| Goodfellow Terrace, MO | 63120 | 314/551 |
| IBSSC Acs Asc, MO | 63180 | 314/551 |
| 63182 | 314/551 | |
| Laclede Gas Co, MO | 63171 | 314/551 |
| Louis, MO | 63113 | 314/551 |
| Nestle, MO | 63164 | 314/551 |
| Nordstrom, MO | 63190 | 314/551 |
| Pine Lawn, MO | 63120 | 314/551 |
| Saint Louis, MO | 63101 | 314/551 |
| 63102 | 314/551 | |
| 63103 | 314/551 | |
| 63104 | 314/551 | |
| 63106 | 314/551 | |
| 63107 | 314/551 | |
| 63108 | 314/551 | |
| 63109 | 314/551 | |
| 63110 | 314/551 | |
| 63111 | 314/551 | |
| 63112 | 314/551 | |
| 63113 | 314/551 | |
| 63115 | 314/551 | |
| 63116 | 314/551 | |
| 63118 | 314/551 | |
| 63120 | 314/551 | |
| 63139 | 314/551 | |
| 63147 | 314/551 | |
| 63150 | 314/551 | |
| 63155 | 314/551 | |
| 63156 | 314/551 | |
| 63157 | 314/551 | |
| 63158 | 314/551 | |
| 63160 | 314/551 | |
| 63163 | 314/551 | |
| 63164 | 314/551 | |
| 63166 | 314/551 | |
| 63169 | 314/551 | |
| 63171 | 314/551 | |
| 63177 | 314/551 | |
| 63178 | 314/551 | |
| 63179 | 314/551 | |
| 63180 | 314/551 | |
| 63182 | 314/551 | |
| 63188 | 314/551 | |
| 63190 | 314/551 | |
| 63195 | 314/551 | |
| 63197 | 314/551 | |
| 63199 | 314/551 | |
| US Bank, MO | 63195 | 314/551 |
| USPS Inspection Service, MO | 63199 | 314/551 |
| Wellston, MO | 63112 | 314/551 |
Major Cities and Towns in Saint Louis County, Missouri
Clayton
Area, Population, Zip Codes, Latitude, and Longitude
- Area: 2.77 sq mi
- Population: 17,000+ (2020 Census)
- Zip Codes: 63105
- Latitude: 38.6420° N
- Longitude: 90.3120° W
Location and History
Clayton is the county seat of Saint Louis County and is located just west of the city of St. Louis. The city was founded in 1877 and named after Ralph Clayton, a prominent businessman and landowner. Originally a suburban community, Clayton has grown into a major business district and cultural hub for the St. Louis metropolitan area. Its location along major highways and near the Missouri River facilitated its development as an important center for commerce and transportation. Clayton’s growth was spurred by its proximity to the city of St. Louis, making it a desirable location for businesses, governmental offices, and residential properties. In the 20th century, Clayton transformed into a regional economic powerhouse, with numerous corporate headquarters, law firms, and financial institutions establishing a presence in the city. The town’s rich architectural heritage, including elegant historic buildings and upscale residential areas, is balanced by modern developments in business and retail. Clayton remains a highly desirable location for both businesses and residents, offering a blend of urban sophistication and suburban charm.
Major Schools and Landmarks
Clayton is served by the Clayton School District, which includes Clayton High School, known for its rigorous academic programs, sports teams, and performing arts initiatives. The district is highly regarded for its commitment to excellence in education. The city is also home to Washington University in St. Louis, a prestigious private university that offers world-class research opportunities and academic programs. Major landmarks in Clayton include the St. Louis County Courthouse, a striking neoclassical building that houses county government offices and the court system. Clayton is also known for its vibrant downtown area, with a range of upscale restaurants, boutique shops, and cultural venues. The Shaw Park is another prominent site in the city, offering sports facilities, walking paths, and outdoor recreational spaces. The World Chess Hall of Fame, located in Clayton, is an iconic museum and cultural center dedicated to the history of chess. Clayton is also home to numerous galleries, theaters, and performance venues, including the Clayton Community Theatre, which showcases local talent and cultural programming. The city’s combination of business, culture, and green spaces makes it one of the most sought-after locations in the St. Louis metro area.
Kirkwood
Area, Population, Zip Codes, Latitude, and Longitude
- Area: 6.73 sq mi
- Population: 27,540 (2020 Census)
- Zip Codes: 63122
- Latitude: 38.5780° N
- Longitude: 90.4070° W
Location and History
Kirkwood is located in the southwestern part of St. Louis County, just 15 miles from downtown St. Louis. It was established in 1853 by James P. Kirkwood, a railroad executive who saw the area as an ideal location for a railroad stop, and the town grew quickly due to its accessibility. The Kirkwood train station, built in the 1860s, became a central hub for transportation and commerce. The town was officially incorporated in 1865 and, over time, transitioned from a rural settlement into a vibrant suburban city. In the early 20th century, Kirkwood was recognized for its beautiful residential areas and excellent schools, which helped attract families seeking a suburban lifestyle while still being close to St. Louis. The city is known for its tree-lined streets, parks, and well-preserved historic architecture. Kirkwood’s growth has been steady, with a mix of residential, retail, and commercial development. Today, Kirkwood retains its small-town charm with a thriving business district, strong community ties, and an emphasis on preserving its historical character.
Major Schools and Landmarks
Kirkwood is served by the Kirkwood School District, which includes highly regarded schools such as Kirkwood High School, known for its academic excellence and strong athletic programs. The district consistently ranks among the top in the region and offers various enrichment programs in the arts, music, and sciences. In addition, Kirkwood is home to several private schools and specialty educational institutions. One of the city’s most notable landmarks is the Kirkwood Train Station, a historic site that serves as a major transportation hub for the area. The station, which was rebuilt in the 1990s, remains a symbol of the town’s railroad heritage and is an active commuter rail station for Amtrak. Another significant landmark is the Kirkwood City Hall, an architectural gem with a rich history. The city’s downtown area features an array of boutique shops, restaurants, and cafes, as well as the Kirkwood Farmers’ Market, which has been in operation since the 1800s. Kirkwood Park is a popular recreational spot, offering athletic fields, walking trails, and picnic areas. The city also hosts several annual events, including the Kirkwood Webster Groves Heritage Festival, which celebrates the community’s history and culture.
University City
Area, Population, Zip Codes, Latitude, and Longitude
- Area: 6.29 sq mi
- Population: 35,000+ (2020 Census)
- Zip Codes: 63130
- Latitude: 38.6490° N
- Longitude: 90.3080° W
Location and History
University City, often referred to as “U City,” is a vibrant suburb of St. Louis, situated just to the west of the city’s central corridor. It was founded in the early 20th century and named for its proximity to Washington University in St. Louis, one of the most prestigious private universities in the United States. The city was initially developed as a planned community and attracted an educated, affluent population. Its streets are lined with historic homes and large estates, and the area became known for its cultural and intellectual atmosphere. University City was incorporated in 1906 and quickly became a hub for arts and culture, thanks in part to the presence of the university and several nearby cultural institutions. Over time, the city has evolved into a diverse, dynamic community with a mix of residential, commercial, and cultural areas. University City is known for its eclectic, urban feel, which contrasts with some of the more traditional suburbs of the region, and it remains a popular place to live due to its central location and proximity to St. Louis’ cultural and business centers.
Major Schools and Landmarks
University City is served by the University City School District, which includes several elementary schools, middle schools, and University City High School, known for its strong academic performance, athletics, and music programs. The district has a focus on diversity and inclusion, reflecting the multicultural makeup of the city. University City is also home to Washington University in St. Louis, a globally recognized institution that contributes greatly to the city’s cultural and intellectual vibrancy. One of the city’s most iconic landmarks is the Delmar Loop, a popular stretch of road that is home to a wide variety of restaurants, shops, theaters, and music venues. The Loop is famous for its vibrant, artsy atmosphere and is a central gathering place for locals and visitors alike. The city also boasts the beautiful Forest Park, which extends into University City and offers recreational opportunities, museums, and cultural institutions like the Saint Louis Art Museum and the St. Louis Zoo. The historic “Loop Trolley,” which runs through the Delmar Loop, is another significant feature of the city, offering transportation and a nod to the area’s rich history of streetcars and transit.
