Cities and Towns in Warren County, Missouri

Founded in 1833, Warren County is one of 114 counties in the state of Missouri. Historically, Warren County was formed from Montgomery County. The city of Warrenton is the county seat. With FIPS code of 219, Warren County has a population of 36,518 and area of 432 square miles (1,119 km²).

List of all cities in Warren County, MO alphabetically

City/Town	Postal Code	Area Code
Dutzow, MO	63342	636
Elkhorn, MO	63383	636
Innsbrook, MO	63390	636
Lake Sherwood, MO	63357	636
Marthasville, MO	63357	636
Pendleton, MO	63383	636
Treloar, MO	63378	636
Truesdale, MO	63383	636
Warrenton, MO	63383	636
Wright City, MO	63390	636

Major Cities and Towns in Warren County, Missouri

Warrenton

Area, Population, Zip Codes, Latitude, and Longitude

• Area: 6.72 sq mi
• Population: 8,481 (2020 Census)
• Zip Codes: 63383
• Latitude: 38.8262° N
• Longitude: 91.1573° W

Location and History

Warrenton is the county seat of Warren County, located about 50 miles west of St. Louis, Missouri. Established in the early 19th century, it was named after Revolutionary War hero Joseph Warren. The town’s early growth was spurred by its position along key transportation routes, particularly the Katy Trail and U.S. Route 47, which made it a prominent stopping point for travelers and a center for local commerce. Originally focused on agriculture, particularly tobacco and corn, Warrenton’s economy diversified in the late 19th and early 20th centuries with the growth of railroads and manufacturing. The city was officially incorporated in 1837 and became the county seat in 1836. Its historical significance increased during the Civil War, when it was a site for troops passing through the region. Today, Warrenton retains its small-town charm while benefiting from suburban growth as people move out of St. Louis for quieter living with convenient access to urban amenities.

Major Schools and Landmarks

Warrenton is served by the Warren County R-III School District, which includes Warrenton High School and several elementary and middle schools. The city is home to several significant landmarks, including the historic Warren County Courthouse, which houses the county government and is a symbol of the city’s long history. Warrenton also has the Warrenton City Park, a popular recreational area offering playgrounds, sports fields, and picnic areas. The nearby Katy Trail State Park, one of the longest rail-trail conversions in the country, attracts outdoor enthusiasts for biking, hiking, and wildlife watching. The city hosts several community events and festivals throughout the year, enhancing its reputation as a vibrant community with deep historical roots.

Truesdale

Area, Population, Zip Codes, Latitude, and Longitude

• Area: 0.64 sq mi
• Population: 2,225 (2020 Census)
• Zip Codes: 63384
• Latitude: 38.7921° N
• Longitude: 91.1603° W

Location and History

Truesdale is a small city located in eastern Warren County, just northeast of Warrenton. It was founded in the late 19th century, with the arrival of the railroad being a key factor in its early development. The town was named after a prominent local family and grew initially as an agricultural community, focusing on crops and livestock. It remained a quiet farming town for many years until residential development began to take off in the latter half of the 20th century as suburban expansion from St. Louis began to reach the area. Truesdale’s location along Interstate 70, which runs across the state, has helped foster growth, making it an attractive place for people working in the St. Louis metro area to settle while enjoying a more rural lifestyle. Today, Truesdale is a peaceful residential community with a strong sense of local pride and a growing population.

Major Schools and Landmarks

Truesdale is served by the Warren County R-III School District, which includes Truesdale Elementary and Middle Schools, and the nearby Warrenton High School. One of the city’s landmarks is the Truesdale City Park, which features a walking trail, playground, and space for community events and gatherings. The nearby Cuivre River State Park offers additional outdoor recreation opportunities such as camping, fishing, hiking, and picnicking. Truesdale’s location offers easy access to nearby Warrenton for shopping and dining, while residents enjoy a quieter, suburban lifestyle. The city is known for its close-knit community and hosts several local events that bring together families and neighbors.

Marthasville

Area, Population, Zip Codes, Latitude, and Longitude

• Area: 0.76 sq mi
• Population: 1,373 (2020 Census)
• Zip Codes: 63357
• Latitude: 38.6067° N
• Longitude: 91.0983° W

Location and History

Marthasville is a small town located in the southwestern corner of Warren County, Missouri, near the banks of the Missouri River. Established in the early 19th century, the town was named after Martha, the wife of the town’s founder, Jacob B. Wetzel. Marthasville has deep historical roots, and it played an important role as a stop on the Lewis and Clark Expedition. William Clark himself passed through the area in the early 1800s, and the city celebrates its connection to American history. The town originally developed as a riverport, and for many years, it was a key hub for river traffic. Over time, the development of the railroad and highways led to a decline in river traffic, but the town has remained a close-knit rural community. Marthasville’s history is still visible in its architecture, which includes several 19th-century buildings, and in the strong ties to the surrounding agricultural industry.

Major Schools and Landmarks

Marthasville is part of the Washington School District, with students attending Washington High School or the nearby Marthasville Elementary School. A significant landmark in the area is the Marthasville Historical Museum, which preserves the city’s history, including its role in the Lewis and Clark Expedition. The town is also home to the beautiful Washington State Park, which offers scenic views of the Missouri River, along with hiking trails, fishing, and picnic areas. Marthasville’s location near the Missouri River and its rural charm make it a popular spot for outdoor enthusiasts, while the community continues to celebrate its rich history and small-town atmosphere.

Wellsville

Area, Population, Zip Codes, Latitude, and Longitude

• Area: 0.35 sq mi
• Population: 50 (2020 Census)
• Zip Codes: 63384
• Latitude: 38.7663° N
• Longitude: 91.1265° W

Location and History

Wellsville is a tiny town located in the northern part of Warren County, just a short distance from the Missouri River. Originally settled in the mid-1800s, Wellsville was established as an agricultural community and grew in the late 19th century with the development of local transportation routes. Its proximity to the river and later to the railroad lines allowed it to serve as a small trade center, though it never reached significant population levels. Wellsville was named for its location near natural springs, which were once considered a local attraction. Today, it remains a small, rural community with limited commercial development, though it is a part of the broader St. Louis metro area and benefits from the suburban expansion that has reached Warren County.

Major Schools and Landmarks

Wellsville is served by the Warren County R-III School District, with students attending schools in nearby Warrenton. Due to its small size, Wellsville lacks large commercial landmarks, but it does have the Wellsville Community Park, a local space for picnics and outdoor activities. While Wellsville is known for its quiet, rural setting, it is located close to larger towns, making it an attractive place for those seeking peace while still being near urban amenities. The nearby Missouri River provides recreational opportunities such as fishing and boating, making Wellsville a desirable location for nature lovers. The small community continues to host local events and gatherings that help maintain its close-knit rural character.

Jonesburg

Area, Population, Zip Codes, Latitude, and Longitude

• Area: 0.49 sq mi
• Population: 225 (2020 Census)
• Zip Codes: 63351
• Latitude: 38.8723° N
• Longitude: 91.2273° W

Location and History

Jonesburg is a small town located in the northeastern part of Warren County, Missouri, along the banks of the Cuivre River. The town was founded in the mid-1800s and was named after Jones family, who were early settlers in the area. Jonesburg’s development was tied to agriculture, particularly tobacco farming, and the availability of the Cuivre River for transportation. While it remains a small, rural community, the town has seen gradual growth in recent decades, aided by its proximity to Interstate 70 and the broader St. Louis metro area. Historically, the town served as a local center for commerce and trade, though it never grew into a large urban center. Today, Jonesburg is a peaceful community that attracts residents seeking a rural lifestyle with easy access to larger cities.

Major Schools and Landmarks

Jonesburg is served by the Montgomery County R-II School District, with children attending Montgomery County High School or Jonesburg Elementary School. Jonesburg’s key landmark is the Cuivre River State Park, located nearby, which offers hiking trails, fishing, and camping opportunities. The town also hosts local events and fairs that celebrate its agricultural heritage, making it an important part of the community’s identity. Jonesburg continues to maintain its small-town charm and is a gateway to the natural beauty of the Cuivre River and the surrounding countryside. The community is known for its tight-knit atmosphere and friendly, welcoming residents.