Where is Hillsboro, Illinois

Written and Fact-checked by | Updated On: August 5, 2026

Hillsboro is a city in central Illinois, located in Montgomery County about 55 miles southwest of Springfield. It serves as a local center for surrounding farming communities and is known for its historic downtown, county government buildings, and nearby Lake Hillsboro. The city sits within the rolling farmland of central Illinois and has convenient highway connections to St. Louis and Springfield.

Location Map of Hillsboro, Montgomery County, Illinois

Where is Hillsboro Located in Montgomery County, Illinois

About Map: The map shows the location of Hillsboro in Montgomery County, in the U.S. state of Illinois.

Hillsboro Map, Illinois

About Hillsboro Map: The Google Map highlights the location of Hillsboro in Montgomery County, Illinois. Use the zoom, satellite, and street-view options to explore the city's neighborhoods, roads, and nearby places.

Where is Hillsboro Located?

Hillsboro is a city located in Montgomery County, Illinois, the United States. It lies about 55 miles southwest of Springfield and roughly 65 miles northeast of St. Louis. Hillsboro is the county seat of Montgomery County and serves as a regional center for agriculture, commerce, and government. The city is located at approximately 39.161° North latitude and 89.493° West longitude. The 2020 Census recorded 5,855 residents. Hillsboro covers about 4.78 square miles, or 12.38 square kilometers. Lake Hillsboro is a major nearby recreation area with opportunities for fishing, boating, camping, and outdoor activities. The city also has a historic courthouse and downtown area that reflect its long role as the county seat. A unique feature of Hillsboro is its connection with the Abraham Lincoln-era history of central Illinois, as Lincoln traveled through Montgomery County during his political career. Interstate 55 is located nearby and provides convenient access to Springfield, St. Louis, and other communities across central Illinois.

Most Viewed US Maps

USA Sttae MapUSA Region MapUSA Road Map
USA County MapWhere is USA in World Map?US ZIP Code Map
USA Time Zones MapUS State and Capitals MapUSA Physical Map
Looking for a U.S. City?
Find 4,400+ U.S. Cities by State - Explore Their Locations and Get Detailed Information

Hillsboro City Facts

CityHillsboro
StateIllinois
CountyMontgomery County
CountryUnited States
RegionCentral Illinois
Incorporated1854
Founded1823
Total Area4.78 sq mi (12.38 sq km)
Land Area4.74 sq mi (12.28 sq km)
Water Area0.04 sq mi (0.10 sq km)
ElevationAbout 610 ft (186 m)
Population (2023 estimate)About 5,700
Population (2020 Census)5,855
Population DensityAbout 1,235 people per sq mi
Time ZoneCentral Time (CT)
ZIP Codes62049
Area Code217
Major HighwaysInterstate 55, U.S. Route 40, Illinois Route 16
Public TransitLocal and regional transportation services
Major AttractionsLake Hillsboro, Montgomery County Courthouse, Hillsboro Historic Downtown, Veterans Memorial Park
Official Websitehttps://www.hillsboroillinois.net/

Distance from Hillsboro, IL to Nearby Cities

  • Litchfield, IL – 12 miles (19 km)
  • Witt, IL – 15 miles (24 km)
  • Gillespie, IL – 20 miles (32 km)
  • Carlinville, IL – 25 miles (40 km)
  • Greenville, IL – 30 miles (48 km)
  • Taylorville, IL – 30 miles (48 km)
  • Staunton, IL – 25 miles (40 km)
  • Vandalia, IL – 30 miles (48 km)
  • Effingham, IL – 50 miles (80 km)
  • Decatur, IL – 50 miles (80 km)
  • Springfield, IL – 55 miles (89 km)
  • Jacksonville, IL – 55 miles (89 km)
  • Edwardsville, IL – 45 miles (72 km)
  • Alton, IL – 55 miles (89 km)
  • St. Louis, MO – 65 miles (105 km)

Top Attractions in Hillsboro

  • Lake Hillsboro – A nearby reservoir offering boating, fishing, camping, swimming, and other outdoor recreation.
  • Montgomery County Courthouse – A historic civic landmark in downtown Hillsboro serving as the county seat.
  • Hillsboro Historic Downtown – A local commercial district with historic buildings, shops, restaurants, and community businesses.
  • Veterans Memorial Park – A community recreation area with open space, sports facilities, walking areas, and memorial features.
  • Hillsboro Historical Society – A local historical resource preserving artifacts and stories from Hillsboro and Montgomery County.
  • Hillsboro Country Club – A nearby recreational facility offering golf and outdoor activities.
  • Hillsboro Area Hospital Museum – A local historical collection connected with the development of health care in the community.
  • Abraham Lincoln Presidential Library and Museum – A major regional attraction in nearby Springfield documenting Lincoln's life and legacy.

Airports Near Hillsboro

  • Hillsboro Airport (3K4) – 3 miles
  • Abraham Lincoln Capital Airport (SPI) – 55 miles
  • St. Louis Regional Airport (ALN) – 55 miles
  • MidAmerica St. Louis Airport (BLV) – 60 miles
  • Spirit of St. Louis Airport (SUS) – 75 miles

Sources:

Population and area data sourced from the United States Census Bureau (2020 Census). General city information referenced from the official Hillsboro city website and local government records.

Illinois Related Maps and Info

Illinois MapIllinois County MapIllinois Cities Map
Illinois ZipcodesAirports in IllinoisWhere is Springfield
Illinois Area CodesIllinois Blank MapIllinois River Map
Illinois Physical MapIllinois Road MapWhere is Chicago