Cities and Towns in Audrain County, Missouri

Founded in 1831, Audrain County is one of 114 counties in the state of Missouri. Historically, Audrain County was formed from Callaway, Monroe and Ralls counties. The city of Mexico is the county seat. With FIPS code of 7, Audrain County has a population of 24,982 and area of 693 square miles (1,795 km²).

List of all cities in Audrain County, MO alphabetically

City/Town	Postal Code	Area Code
Benton City, MO	65232	573
Farber, MO	63345	573
Laddonia, MO	63352	573
Martinsburg, MO	65264	573
Mexico, MO	65265	573
Riversville, MO	65265	573
Rush Hill, MO	65280	573
Thompson, MO	65285	573
Vandalia, MO	63382	573
Vandiver Village, MO	65265	573

Major Cities and Towns in Audrain County, Missouri

Mexico

Overview

• Area: Approximately 12.45 square miles
• Population: About 11,600 (latest estimate)
• Zip Codes: 65265
• Latitude: 39.1686° N
• Longitude: -91.8846° W

Location and History

Mexico, Missouri, is the county seat of Audrain County and centrally located within the state. Founded in 1836, it was named “Mexico” in the hope that settlers might view it as a prosperous destination, much like the country of Mexico. The city initially grew as a farming and trade center, with its development boosted by the arrival of the railroad in the late 19th century. Mexico became known as the “Fire Brick Capital of the World” in the 1900s due to its production of refractory bricks used in steel manufacturing. This industry fueled Mexico’s economy for much of the 20th century, though it has since diversified. Today, Mexico retains its historical charm with several preserved buildings and is known for its vibrant local arts scene and community events.

Major Schools and Landmarks

The city is served by the Mexico 59 School District, which includes Mexico High School, notable for its academic and athletic programs. Major landmarks include the historic Presser Performing Arts Center, housed in a former high school building and hosting numerous cultural events. The Audrain County Historical Society Museum and the nearby Graceland Mansion provide insights into local history. Mexico is also known for its annual Miss Missouri Pageant, which draws participants and visitors from around the state. Local parks like Lakeview Park offer recreational spaces and host community gatherings.

Vandalia

Overview

• Area: Approximately 1.53 square miles
• Population: About 3,800 (latest estimate)
• Zip Codes: 63382
• Latitude: 39.3108° N
• Longitude: -91.4873° W

Location and History

Vandalia is situated on the eastern edge of Audrain County, near the border with Pike County. Founded in the mid-19th century, Vandalia developed as a small farming community and was named after the Illinois city, reflecting settlers’ roots from that region. The arrival of the railroad transformed Vandalia into a more prominent agricultural trade center, with corn and soybean production driving the local economy. Vandalia became known for its work in the brick and prison industries, particularly after the establishment of the Women’s Eastern Reception, Diagnostic and Correctional Center in the late 20th century. Despite economic shifts, Vandalia retains a deep connection to its agricultural heritage.

Major Schools and Landmarks

The Van-Far R-1 School District serves the Vandalia community, with Van-Far High School known for its spirited athletic teams and local engagement. Important landmarks include the Vandalia Fairgrounds, which hosts the Vandalia Area Fair each summer, bringing residents together for livestock shows, contests, and entertainment. The Vandalia Area Historical Society preserves artifacts and documents relating to the town’s past. Vandalia also features numerous green spaces, such as Tri-County Park, where families can enjoy sports and outdoor activities.

Laddonia

Overview

• Area: Approximately 0.43 square miles
• Population: About 500 (latest estimate)
• Zip Codes: 63352
• Latitude: 39.2409° N
• Longitude: -91.6357° W

Location and History

Laddonia is a small town in Audrain County, located about 10 miles south of Mexico, Missouri. Established in the 1880s, Laddonia grew as a rural farming town supported by local agriculture and the arrival of the Chicago and Alton Railroad. The town was named after James Ladd, a local landowner who played a significant role in the community’s early development. Although modest in size, Laddonia served as a critical stop for farmers transporting their goods to larger markets. The town has preserved much of its rural charm, with farming remaining central to its identity and economy.

Major Schools and Landmarks

Laddonia is served by the Community R-VI School District, which includes Community High School and Elementary School, both known for their emphasis on academic and athletic excellence. Notable landmarks in Laddonia include the historic Laddonia Cemetery, which holds the graves of many of the area’s early settlers. The town also has a Veterans Memorial dedicated to local servicemen and women. The annual Laddonia Fall Festival, held in the town’s central park, celebrates the community’s agricultural roots with food, games, and festivities for all ages.

Martinsburg

Overview

• Area: Approximately 0.23 square miles
• Population: Around 300 (latest estimate)
• Zip Codes: 65264
• Latitude: 39.1109° N
• Longitude: -91.6521° W

Location and History

Martinsburg is a quaint town situated in the southwestern corner of Audrain County. Founded in the late 19th century, the town was named after a local pioneer family, the Martins, who were instrumental in its early settlement. The town developed around agriculture, with many early settlers establishing farms in the fertile land surrounding Martinsburg. Known for its close-knit community, Martinsburg has a strong tradition of family-owned farms, which continue to contribute to the local economy. Despite its small size, Martinsburg has a rich history, with several structures and homes from the late 1800s still standing, showcasing the town’s heritage.

Major Schools and Landmarks

Martinsburg is part of the Community R-VI School District, where students attend schools in nearby towns. Key landmarks include the historic St. Joseph Catholic Church, a beautiful structure built in the early 20th century that serves as the spiritual heart of the community. The Martinsburg Farmers Market is a popular local gathering place, offering fresh produce and homemade goods from local farmers. The town also celebrates its agricultural roots with annual events such as the Martinsburg Picnic, which brings the community together for family-friendly activities and a parade.