Map of Lawrence County, Illinois

Lawrence County is the easternmost county in the U.S. state of Illinois. At the 2020 census, the population was 15,280. Its county seat is Lawrenceville.

Lawrence County overview:
Name:	Lawrence County
FIPS code:	17-101
State:	Illinois
Founded:	1821
Named for:	James Lawrence
Seat:	Lawrenceville
Largest city:	Lawrenceville
Total Area:	374 sq mi (970 km²)
Land Area:	372 sq mi (960 km²)
Total Population:	15,280
Population Density:	41/sq mi (16/km²)
Time zone:	UTC−6 (Central)
Summer Time Zone (DST):	UTC−5 (CDT)
Website:	www.lawrencecountyillinois.com

Lawrence County location map. Where is Lawrence County?

Lawrence County location on the U.S. Map. Where is Lawrence County. — Location of Lawrence County in the the United States.

Lawrence County location on the Illinois map. Where is Lawrence County. — Location of Lawrence County in Illinois.

History

Lawrence County was formed in 1821 out of Crawford and Edwards counties. It was named for Capt. James Lawrence, who was killed in action during the War of 1812 while commanding the frigate USS Chesapeake. Mortally wounded, he gave his men the famous last order, “Don’t give up the ship.”

Lawrence County from its creation in 1821 to 1824
Lawrence County between 1824 and 1841
Lawrence County in 1841, when the creation of Richland County reduced Lawrence to its current size

Lawrence County Road Map

Lawrence CountyStreet Map. — Street map of Lawrence County, Illinois. Source: OpenStreetMap (OSM)

Lawrence CountyMap — Lawrence Countypolitical map.

Geography

According to the U.S. Census Bureau, the county has a total area of 374 square miles (970 km), of which 372 square miles (960 km) is land and 2.0 square miles (5.2 km) (0.5%) is water.

Climate and weather

In recent years, average temperatures in the county seat of Lawrenceville have ranged from a low of 18 °F (−8 °C) in January to a high of 88 °F (31 °C) in July, although a record low of −26 °F (−32 °C) was recorded in January 1994 and a record high of 104 °F (40 °C) was recorded in June 1988. Average monthly precipitation ranged from 2.51 inches (64 mm) in February to 5.13 inches (130 mm) in May.