Mazon (məˈzɒn/) is a village in Mazon Township, Grundy County, Illinois, United States. The name derives from the Potawatomi word for "nettles" (mzan). The population was 979 at the 2020 census. Illinois' State Fossil, the unique and bizarre Tully Monster was first found in nearby Mazon Creek. Mazon was formerly served by the Santa Fe railway at the Mazon Depot. It was established in 1876.

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Town numbers

ZIP code60444

Area codeSign in to add

Living in Mazon

Housing in Mazon

$150K Median sale price · Redfin, April 2026

The median sale price was $150,000 in April 2026.

Zillow Home Value Index · Redfin Data CenterHousing market →

Safety in Mazon

—

Not graded

Mazon has fewer than 1,000 residents. At that size one or two incidents swing the numbers so much that a grade wouldn't be fair, so we show the counts instead.

Violent0

Property0

Reported in 20250

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

Work & commute in Mazon

Full picture →

Most working residents leave Mazon for work: only 4% work in town. The top destinations are Morris (12%), Chicago (9%) and Joliet (3%). Half commute less than 28 miles.

Morris

12%

Chicago

Joliet

Channahon

4%Work in townlive and work in Mazon 28 miWhere do people commute?the commute map 189Jobs based herea commuter town

Census LEHD 2023 · ACSWork & commute in Mazon →

Health in Mazon

Health Grade B

Healthier than 62% of U.S. towns on seven CDC estimates.

Compared with Illinois

3better than IL·1worse

of 32 measures CDC estimates. The other 28 are too close to call.

Conditions 1▼ 11 close Habits all close Care 1▲ 6 close Mind all close Everyday needs 2▲ 2 close

BetterToo close to callWorse

What stands out

7.6%Fewer uninsured adultsIL 9.9% · better 12.4%Fewer adults facing food insecurityIL 15.9% · better 23.8%More adults with depressionIL 19.8% · worse

Care nearby

Morris Hospital & Healthcare CentersMorris · 8.8 mi · ER

Aunt Martha's Health Center Joliet JeffersonJoliet · 24.5 mi · sliding-scale fees

Primary careNo shortage

DentalNo shortage

Mental healthShortage · county-wide

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

Natural hazards in Mazon

High

Expected storm and flood damage is higher than in 79% of U.S. communities.

🌊 Inland flooding🥶 Cold waves🌪️ Tornadoes

7Does Mazon flood?paid flood claims since 1990 3Disasters that paid out herefederal disasters sent FEMA money to Mazon

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

Climate in Mazon

Full climate →

Mazon has chilly winters and warm summers. A typical July afternoon reaches 85°, a January night drops to 16°, and about 25 inches of snow falls in a normal winter.

35° / 19°Winter

61° / 39°Spring

83° / 62°Summer

64° / 43°Fall