Sumner is a city in Lawrence County, Illinois, United States. As of the 2020 census, Sumner had a population of 2,631. Approximately 2,000 of that population were inmates at the Lawrence Correctional Center.

Official town website ↗

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

Town numbers

ZIP code62466

Area code618

Living in Sumner

Housing in Sumner

$109K▼ 0.6% in a year Typical home value · Zillow

The typical Sumner home is worth about $109,000, down 0.6% in a year, 63% below the Illinois typical home.

Zillow Home Value Index · Redfin Data CenterHousing market →

Safety in Sumner

—

Not graded

A grade needs all of the FBI's latest years (2023–2025). Sumner's police department reported only 2025, so we don't grade it yet. The figures below are still real.

Violent crime per 1,000

Sumner 0

Illinois 2.6

U.S. 3.3

Property crime per 1,000

Sumner 0

Illinois 15.6

U.S. 15.5

FBI crime data, 2025 · crimes reported to policeCrime & safety →

Health in Sumner

C⁺

Health Grade C+

Healthier than 41% of U.S. towns on seven CDC estimates, and 71% of towns with similar incomes.

Compared with Illinois

6better than IL·18worse

of 32 measures CDC estimates. The other 8 are too close to call.

Conditions 6▲ 2▼ 4 close Habits 3▼ 1 close Care 7▼ 0 close Mind 2▼ 3 close Everyday needs 4▼ 0 close

BetterToo close to callWorse

What stands out

3.9%Fewer adults who have had cancerIL 7.6% · better 16.6%Fewer adults with arthritisIL 24.2% · better 22.4%More older adults who have lost all their teethIL 10.3% · worse

Care nearby

Lawrence County Memorial HospitalLawrenceville · 9.3 mi · ER · rural critical access

Sihf Healthcare - OlneyOlney · 11.5 mi · sliding-scale fees

Primary careShortage · county-wide

DentalShortage · county-wide

Mental healthShortage · county-wide

CDC PLACES 2025 · modeled estimates for adults · CDC's estimate for Sumner · CMS · HRSAHealth in Sumner →

Natural hazards in Sumner

High

Expected storm and flood damage is higher than in 78% of U.S. communities.

🌊 Inland flooding🏚️ Earthquakes🌵 Drought

6Does Sumner flood?paid flood claims since 1999 2Disasters that paid out herefederal disasters sent FEMA money to Sumner

FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Sumner →

Climate in Sumner

Full climate →

Sumner has chilly winters and warm summers. A typical July afternoon reaches 87°, a January night drops to 23°, and about 11 inches of snow falls in a normal winter.

41° / 25°Winter

65° / 45°Spring

86° / 65°Summer

68° / 46°Fall