Mendota is a city in north-central Illinois and part of LaSalle County. Located about 90 miles west of Chicago, it sits in a productive agricultural region near the Illinois River Valley. Mendota is known for its railroad history, historic downtown, nearby Shabbona Lake State Park, and its role as a regional center for farming and transportation.
Location Map of Mendota, LaSalle County, Illinois
About Map: The map shows the location of Mendota in LaSalle County, in the U.S. state of Illinois.
Mendota Map, Illinois
About Mendota Map: The Google Map highlights the location of Mendota in LaSalle County, Illinois. Use the zoom, satellite, and street-view options to explore the city's neighborhoods, roads, and nearby places.
Where is Mendota Located?
Mendota is a city located in LaSalle County, Illinois, the United States. It lies in north-central Illinois, about 90 miles west of Chicago, 35 miles southeast of Rockford, and roughly 20 miles north of Princeton. Mendota is located at approximately 41.548° North latitude and 89.117° West longitude. The 2020 Census recorded 7,372 residents, and the city covers about 5.33 square miles (13.80 sq km). Mendota was founded in the 1850s and incorporated in 1855. The city developed rapidly after railroads reached the area, becoming an important junction for agricultural transportation. Railroad activity helped connect local farmers and businesses with Chicago and other Midwestern markets. Agriculture remains an important part of the surrounding economy, with large areas of farmland extending in every direction from the city. Mendota has a traditional downtown, established residential neighborhoods, schools, local businesses, and community parks. The city's railroad heritage remains visible in its transportation infrastructure and local history. Nearby Shabbona Lake State Park provides opportunities for fishing, boating, camping, hiking, and wildlife viewing. The Illinois River is also within driving distance and adds to the region's recreational opportunities. A unique feature of Mendota is its long-standing role as a railroad and agricultural center in north-central Illinois. The city is also close to several historic communities and natural areas in the Illinois Valley. Interstate 39 and U.S. Route 34 provide major transportation connections to Rockford, Bloomington, Ottawa, and other Illinois communities.
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Mendota City Facts
| City | Mendota |
| State | Illinois |
| County | LaSalle County |
| Country | United States |
| Region | North-Central Illinois |
| Incorporated | 1855 |
| Founded | 1850s |
| Total Area | 5.33 sq mi (13.80 sq km) |
| Land Area | 5.30 sq mi (13.73 sq km) |
| Water Area | 0.03 sq mi (0.08 sq km) |
| Elevation | About 700 ft (213 m) |
| Population (2023 estimate) | About 7,300 |
| Population (2020 Census) | 7,372 |
| Population Density | About 1,391 people per sq mi |
| Time Zone | Central Time (CT) |
| ZIP Codes | 61342 |
| Area Code | 815, 779 |
| Major Highways | Interstate 39, U.S. Route 34, Illinois Route 251 |
| Public Transit | LaSalle County public transportation services |
| Major Attractions | Union Depot Railroad Museum, Lake Mendota, Shabbona Lake State Park, downtown Mendota |
| Official Website | https://www.mendota.il.us/ |
Distance from Mendota, IL to Nearby Cities
- Peru, IL – 20 miles (32 km)
- Ottawa, IL – 20 miles (32 km)
- Princeton, IL – 20 miles (32 km)
- Streator, IL – 25 miles (40 km)
- LaSalle, IL – 20 miles (32 km)
- Marseilles, IL – 30 miles (48 km)
- DeKalb, IL – 35 miles (56 km)
- Rockford, IL – 55 miles (89 km)
- Naperville, IL – 70 miles (113 km)
- Aurora, IL – 65 miles (105 km)
- Bloomington, IL – 65 miles (105 km)
- Peoria, IL – 75 miles (121 km)
- Joliet, IL – 75 miles (121 km)
- Chicago, IL – 90 miles (145 km)
- Springfield, IL – 125 miles (201 km)
Top Attractions in Mendota
- Union Depot Railroad Museum – A local museum preserving Mendota's important railroad history and its role as a transportation center in northern Illinois.
- Lake Mendota – A local recreational lake offering fishing, boating, and outdoor activities.
- Shabbona Lake State Park – A nearby state park with a large lake, fishing, boating, camping, hiking, and wildlife viewing.
- Mendota Historical Society Museum – A local historical resource featuring artifacts, photographs, and stories from Mendota and the surrounding area.
- Hennepin Canal Parkway State Park – A regional recreation corridor offering trails, fishing, boating, wildlife viewing, and historic canal sites.
- Starved Rock State Park – A major nearby Illinois attraction known for sandstone canyons, waterfalls, hiking trails, and scenic overlooks.
- Illinois River – The nearby river valley provides boating, fishing, wildlife habitat, and scenic outdoor recreation.
- Matthiessen State Park – A nearby natural area featuring canyons, waterfalls, streams, wooded trails, and distinctive sandstone formations.
Airports Near Mendota
- Illinois Valley Regional Airport (VYS) – 25 miles
- Chicago Rockford International Airport (RFD) – 55 miles
- Central Illinois Regional Airport (BMI) – 70 miles
- Chicago O'Hare International Airport (ORD) – 90 miles
- Quad City International Airport (MLI) – 90 miles
Sources:
Population and area data sourced from the United States Census Bureau (2020 Census). General city information referenced from the official Mendota city website and local government records.
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