Cities and Towns in Jasper County, Iowa

Founded on Jan 13, 1846, Jasper County is one of 99 counties in the state of Iowa. Historically, Jasper County was formed from Mahaska County. The city of Newton is the county seat. With FIPS code of 99, Jasper County has a population of 37,764 and area of 730 square miles (1,891 km²).

List of all cities in Jasper County, IA alphabetically

City/Town	Postal Code	Area Code
Amboy, IA	50208	641
Baxter, IA	50028	641
Colfax, IA	50054	515
Galesburg, IA	50232	641
Goddard, IA	50054	515
Green Castle, IA	50054	515
Ira, IA	50127	641
Kellogg, IA	50135	641
Killduff, IA	50137	641
Lambs Grove, IA	50208	641
Lynnville, IA	50153	641
Mingo, IA	50168	641
Monroe, IA	50170	641
Newton, IA	50208	641
Prairie City, IA	50228	515
Reasnor, IA	50232	641
Sully, IA	50251	641
Valeria, IA	50054	515

Major Cities and Towns in Jasper County, Iowa

Newton

Area, Population, Zip Codes, Latitude, and Longitude

• Area: 11.19 square miles
• Population: Approximately 15,000 (as of 2023)
• Zip Codes: 50208
• Latitude: 41.6991° N
• Longitude: 93.0470° W

City Location and History

Newton, the county seat of Jasper County, is located in central Iowa, just 30 miles east of Des Moines. Founded in 1850, Newton quickly grew into a significant industrial and agricultural hub due to its fertile farmland and proximity to transportation routes. The city became well known as the home of the Maytag Corporation, one of the country’s most successful appliance manufacturers. For decades, Maytag employed thousands of workers and played a central role in the city’s economy. Though the factory closed in 2007, Newton has worked to diversify its economy, embracing renewable energy industries and local businesses. The town retains its historical charm while continuing to grow as a modern, vibrant community.

Major Schools and Landmarks

Newton is served by the Newton Community School District, with Newton High School being the primary educational institution. Notable landmarks in Newton include the Jasper County Courthouse, an iconic structure listed on the National Register of Historic Places, and the Maytag Park, which features recreational facilities and an outdoor amphitheater. The Iowa Speedway, located just outside of Newton, hosts NASCAR races and is a major attraction for racing fans. Additionally, the Maytag Dairy Farms, famous for its Maytag Blue Cheese, is a celebrated part of the city’s agricultural heritage. Newton’s combination of industrial history, educational opportunities, and cultural events makes it a dynamic place to live and visit.

Colfax

Area, Population, Zip Codes, Latitude, and Longitude

• Area: 1.91 square miles
• Population: Approximately 2,100 (as of 2023)
• Zip Codes: 50054
• Latitude: 41.6753° N
• Longitude: 93.2433° W

City Location and History

Colfax is located in the southwestern part of Jasper County, along the South Skunk River. Founded in 1866, the town was named after Schuyler Colfax, the 17th Vice President of the United States. Colfax’s early economy was driven by coal mining and the discovery of natural mineral springs, which turned the town into a popular health resort during the late 19th and early 20th centuries. Colfax’s mineral springs attracted visitors from across the country, boosting local tourism. Over time, as the mining industry declined and the popularity of the springs waned, Colfax shifted its focus to agriculture and manufacturing, which remain central to the town’s economy today.

Major Schools and Landmarks

Colfax is part of the Colfax-Mingo Community School District, with Colfax-Mingo High School serving the town’s students. Key landmarks include Quarry Springs Park, which offers fishing, hiking, and camping opportunities, and the Colfax Mineral Springs Park, which preserves the town’s historical connection to its mineral springs. The annual Colfax Mineral Springs Days festival celebrates the town’s unique history with parades, entertainment, and family activities. Colfax’s small-town charm, combined with its rich history and outdoor recreational opportunities, makes it an attractive place for both residents and visitors.

Prairie City

Area, Population, Zip Codes, Latitude, and Longitude

• Area: 1.28 square miles
• Population: Approximately 1,700 (as of 2023)
• Zip Codes: 50228
• Latitude: 41.5989° N
• Longitude: 93.2347° W

City Location and History

Prairie City is located in the southeastern part of Jasper County, near the Neal Smith National Wildlife Refuge. Established in 1856, Prairie City was founded as an agricultural community, benefiting from the rich prairie soil that surrounds it. Over the years, the town grew as a farming hub, with local farms producing corn, soybeans, and livestock. Prairie City’s small size has allowed it to maintain a close-knit community atmosphere, while its proximity to larger cities like Des Moines provides residents with access to urban amenities. The nearby wildlife refuge and scenic landscapes contribute to the town’s natural beauty and appeal.

Major Schools and Landmarks

Prairie City is part of the PCM (Prairie City-Monroe) Community School District, with Prairie City Elementary School and PCM High School serving the local population. The town’s notable landmarks include the Neal Smith National Wildlife Refuge, which offers miles of trails for hiking and wildlife observation, and Prairie City Historical Museum, which preserves the town’s pioneer heritage. Prairie City also hosts an annual Prairie Days festival, featuring parades, music, and community events that celebrate the town’s agricultural history. With its blend of natural beauty, educational resources, and historical significance, Prairie City offers a welcoming and peaceful environment for residents and visitors alike.

Baxter

Area, Population, Zip Codes, Latitude, and Longitude

• Area: 0.64 square miles
• Population: Approximately 1,100 (as of 2023)
• Zip Codes: 50028
• Latitude: 41.8231° N
• Longitude: 93.1503° W

City Location and History

Baxter is located in the northern part of Jasper County, near the boundary with Marshall County. The town was established in 1883 along the railroad line and was named after a railroad official. Baxter grew as a small agricultural community, with farming remaining central to its economy. The town’s development was closely tied to the railroad, which provided local farmers with transportation for their crops and livestock. Over time, Baxter has preserved its rural roots while embracing new residential developments, attracting families who seek a small-town lifestyle with easy access to nearby urban areas like Newton and Marshalltown.

Major Schools and Landmarks

Baxter is part of the Baxter Community School District, with Baxter High School providing education to local students. Notable landmarks in the town include the Baxter Family Aquatic Center, which serves as a popular summer destination for families, and Baxter Park, which offers recreational facilities and hosts community events. The annual Baxter Fun Days is a well-loved celebration that features parades, sports competitions, and local vendors, bringing the community together. With its strong agricultural base, family-friendly atmosphere, and growing residential appeal, Baxter remains a charming and vibrant town in Jasper County.

Monroe

Area, Population, Zip Codes, Latitude, and Longitude

• Area: 1.29 square miles
• Population: Approximately 1,900 (as of 2023)
• Zip Codes: 50170
• Latitude: 41.5214° N
• Longitude: 93.1039° W

City Location and History

Monroe is located in the southwestern part of Jasper County, near the border with Marion County. The town was founded in 1851 and originally named Tool’s Point, but it was later renamed Monroe in honor of President James Monroe. Agriculture has always been central to Monroe’s economy, with the surrounding farmland producing corn, soybeans, and other crops. Monroe grew as a trading post for local farmers, and its historical downtown reflects its pioneer roots. Over the years, Monroe has maintained its small-town feel while adapting to the needs of its residents through new housing and business developments.

Major Schools and Landmarks

Monroe is part of the PCM (Prairie City-Monroe) Community School District, with PCM High School serving students from Monroe and nearby communities. Notable landmarks include Monroe City Park, which offers recreational facilities and hosts events throughout the year. Another key attraction is Red Rock Lake, located just a short drive from Monroe, which provides boating, fishing, and camping opportunities. The town celebrates its heritage each year with Monroe Old Settlers’ Days, a festival that includes parades, carnival rides, and local entertainment. Monroe’s mix of rural charm, strong community spirit, and proximity to outdoor recreation makes it a desirable place to live and visit.

Kellogg

Area, Population, Zip Codes, Latitude, and Longitude

• Area: 0.72 square miles
• Population: Approximately 600 (as of 2023)
• Zip Codes: 50135
• Latitude: 41.7150° N
• Longitude: 92.9097° W

City Location and History

Kellogg is located in eastern Jasper County, near the South Skunk River. The town was established in 1865 and named after Judge Abel Kellogg, one of the area’s early settlers. Kellogg grew as a result of its location along the railroad, which helped local farmers transport their goods to larger markets. In its early years, Kellogg thrived as an agricultural and industrial center, with a focus on grain production and milling. Today, the town retains its historical charm while continuing to serve as a small agricultural community with deep roots in farming.

Major Schools and Landmarks

Kellogg is part of the Newton Community School District, with students attending schools in nearby Newton. The town’s notable landmarks include Rock Creek State Park, located just outside of Kellogg, which offers camping, boating, and fishing opportunities. Kellogg’s downtown area features historic buildings that reflect its 19th-century origins. Each year, the town hosts the Kellogg Days festival, which brings the community together for parades, live music, and family-friendly activities. Kellogg’s quiet rural setting, combined with its proximity to outdoor recreation, makes it a peaceful and welcoming place to live.