Cities and Towns in Kendall County, Illinois
Founded in 1841, Kendall County is one of 102 counties in the state of Illinois. Historically, Kendall County was formed from LaSalle and Kane County. The city of Yorkville is the county seat. With FIPS code of 93, Kendall County has a population of 134,867 and area of 320 square miles (829 km²).
List of all cities in Kendall County, IL alphabetically
| City/Town | Postal Code | Area Code |
| Boulder Hill, IL | 60538 | 630/331 |
| Bristol, IL | 60512 | 630/331 |
| Helmar, IL | 60541 | 815/779 |
| Lisbon, IL | 60541 | 815/779 |
| Little Rock, IL | 60545 | 630/331 |
| Millbrook, IL | 60536 | 630/331 |
| Millington, IL | 60537 | 815/779 |
| Montgmry, IL | 60538 | 630/331 |
| Montgomery, IL | 60538 | 630/331 |
| Nettlecreek, IL | 60541 | 815/779 |
| Newark, IL | 60541 | 815/779 |
| Oswego, IL | 60543 | 630/331 |
| Plano, IL | 60545 | 630/331 |
| Plattville, IL | 60560 | 630/331 |
| Yorkville, IL | 60560 | 630/331 |
Major Cities and Towns in Kendall County, Illinois
Oswego
Overview
Oswego is the largest municipality in Kendall County, located along the Fox River in northern Illinois. Founded in 1833, Oswego developed as a center for trade and agriculture, with its location at the intersection of major routes such as the Fox River and stagecoach lines playing a key role in its early growth. The arrival of the railroad in the late 19th century further spurred Oswego’s development, allowing for greater connectivity to Chicago. Over the past few decades, Oswego has transformed from a rural town into a thriving suburban community, known for its quality schools, growing residential neighborhoods, and strong sense of community.
City Details
- Area: 15.63 square miles
- Population: 34,585 (2020 Census)
- Zip Codes: 60543
- Latitude: 41.6828° N
- Longitude: 88.3515° W
Major Schools and Landmarks
Oswego is served by the Oswego Community Unit School District 308, which includes Oswego High School, Oswego East High School, and several elementary and middle schools. Key landmarks include Hudson Crossing Park, located along the Fox River, offering walking trails, playgrounds, and scenic views. Downtown Oswego has maintained much of its historical charm, featuring a variety of local shops, restaurants, and the Oswego Brewing Company. PrairieFest, an annual community festival, brings residents together for live music, a parade, and family-friendly activities. The Little White School Museum preserves Oswego’s rich history and hosts educational programs and events.
Yorkville
Overview
Yorkville is the county seat of Kendall County, located along the Fox River. Founded in 1833, Yorkville was initially a small farming town, but it gained prominence as the seat of county government in 1859. The town developed as a transportation and trade hub thanks to the river and later the railroad. Yorkville has grown significantly in recent decades, transitioning from a rural town to a vibrant suburban community with a focus on recreation, education, and economic development. It retains a small-town charm while offering modern amenities, making it an attractive place for families and professionals.
City Details
- Area: 20.05 square miles
- Population: 21,533 (2020 Census)
- Zip Codes: 60560
- Latitude: 41.6412° N
- Longitude: 88.4486° W
Major Schools and Landmarks
Yorkville is served by Yorkville Community Unit School District 115, which includes Yorkville High School, Yorkville Middle School, and several elementary schools. Notable landmarks in the city include the Kendall County Courthouse, a historical building that serves as a symbol of the county’s legal and administrative history. Silver Springs State Park, located just outside the city, offers hiking, fishing, and picnicking, making it a popular spot for outdoor enthusiasts. Raging Waves Waterpark, Illinois’ largest water park, is a major attraction for families. The annual Yorkville Hometown Days Festival celebrates local culture with parades, live music, and community activities.
Plano
Overview
Plano is a historic city in Kendall County, located along U.S. Route 34. Founded in 1854, Plano grew as a result of its strategic location on the Chicago, Burlington & Quincy Railroad line, which brought commerce and industry to the area. Plano became famous in the late 19th century as the home of the Plano Harvester Company, one of the nation’s largest manufacturers of agricultural equipment at the time. Today, Plano is a growing community known for its historical landmarks, residential neighborhoods, and proximity to the Chicago metropolitan area.
City Details
- Area: 8.49 square miles
- Population: 11,847 (2020 Census)
- Zip Codes: 60545
- Latitude: 41.6623° N
- Longitude: 88.5378° W
Major Schools and Landmarks
Plano is served by Plano Community Unit School District 88, which includes Plano High School and Plano Middle School. The city is home to the Farnsworth House, a famous modernist architectural landmark designed by Ludwig Mies van der Rohe, located on the banks of the Fox River. The Plano Train Station, a historic depot, is still operational as a stop on the Amtrak line. The Little Rock-Fox Fire Protection District also highlights the city’s commitment to public safety. Annual events like the Plano Rockin’ Christmas Fest bring the community together for festive celebrations and cultural activities.
Montgomery
Overview
Montgomery is a growing village located along the Fox River in the northeastern corner of Kendall County, extending into Kane County. Founded in 1835, the village was originally a mill town, with its economy centered on the river and water-powered mills. Over time, Montgomery evolved into a residential and industrial community, benefiting from its proximity to the cities of Aurora and Chicago. Today, Montgomery is known for its expanding residential developments, strong industrial base, and close-knit community atmosphere.
City Details
- Area: 9.51 square miles
- Population: 20,262 (2020 Census)
- Zip Codes: 60538
- Latitude: 41.7309° N
- Longitude: 88.3336° W
Major Schools and Landmarks
Montgomery is served by several school districts, including Oswego Community Unit School District 308 and West Aurora School District 129. Major landmarks include Montgomery Park, located along the Fox River, offering picnic areas, walking paths, and fishing spots. The village is also home to Settlers Cottage Museum, which preserves the history of the village and the surrounding area. Montgomery Fest, an annual summer festival, is a highlight for residents, featuring live entertainment, carnival rides, and a parade. The nearby Fox Valley Park District offers a wide range of recreational opportunities for residents of Montgomery and neighboring communities.
Minooka
Overview
Minooka, partially located in Kendall County, is a rapidly growing village that extends into Grundy and Will Counties. Founded in 1852, Minooka began as a small farming community along the railroad line. The name “Minooka” is derived from a Native American term meaning “good land,” reflecting the area’s rich agricultural history. In recent decades, Minooka has seen significant suburban growth, driven by its proximity to major highways such as Interstate 80 and Interstate 55, making it a convenient location for commuters to nearby cities like Joliet and Chicago.
City Details
- Area: 10.63 square miles
- Population: 12,758 (2020 Census, shared across counties)
- Zip Codes: 60447
- Latitude: 41.4559° N
- Longitude: 88.2634° W
Major Schools and Landmarks
Minooka is served by the Minooka Community Consolidated School District 201 and Minooka Community High School District 111. Major landmarks include the Aux Sable Aqueduct, part of the historic Illinois and Michigan Canal, which is a popular destination for hiking, biking, and exploring the natural beauty of the region. The village’s location near the Des Plaines River and Aux Sable Creek offers opportunities for outdoor recreation, including fishing and kayaking. Annual events such as the Minooka Summer Fest bring the community together for parades, live entertainment, and local food.
Newark
Overview
Newark is a small village located in the southwestern part of Kendall County. Founded in 1835, Newark developed as an agricultural community, with early settlers drawn to the fertile farmland in the region. The village has retained its rural charm, with a close-knit population and a focus on farming. While small in size, Newark has preserved its historical roots and offers a peaceful, rural lifestyle with access to the surrounding countryside and outdoor activities.
City Details
- Area: 1.07 square miles
- Population: 992 (2020 Census)
- Zip Codes: 60541
- Latitude: 41.5361° N
- Longitude: 88.5806° W
Major Schools and Landmarks
Newark is part of Newark Community Consolidated School District 66 and Newark Community High School District 18, with Newark High School serving the local population. The village is home to several historic buildings, including the Newark Opera House, which dates back to the 19th century and serves as a reminder of the village’s cultural heritage. The nearby Silver Springs State Park offers hiking, fishing, and picnicking, making it a popular spot for outdoor enthusiasts. Newark’s rural setting and strong agricultural community make it an ideal location for those seeking a quieter, country lifestyle.
Millbrook
Overview
Millbrook is a small village located in Kendall County along the Fox River, known for its rural charm and scenic landscapes. Established in the late 1800s, Millbrook was originally a farming community that benefited from its proximity to the river and the Illinois Midland Railroad. Over the years, Millbrook has remained a small, peaceful village, preserving much of its agricultural heritage while offering a quiet lifestyle to its residents. The village is surrounded by picturesque farmland and forested areas, making it a haven for nature lovers.
City Details
- Area: 2.17 square miles
- Population: 335 (2020 Census)
- Zip Codes: 60536
- Latitude: 41.6095° N
- Longitude: 88.5226° W
Major Schools and Landmarks
Millbrook is served by the Yorkville Community Unit School District 115, with students attending schools in nearby Yorkville. The village’s major landmark is the Millbrook South Forest Preserve, offering trails, fishing, and scenic views of the Fox River. The preserve is part of the larger Kendall County Forest Preserve system, which provides ample opportunities for outdoor recreation. Millbrook is also located near the historic Farnsworth House, an architectural masterpiece by Ludwig Mies van der Rohe, which draws visitors interested in modernist design. The village’s peaceful, rural atmosphere makes it an appealing destination for those looking to escape the hustle and bustle of urban life.