Nachusa is an unincorporated community in Lee County, Illinois, United States, located 5 miles (8.0 km) east of Dixon. As of the 2020 census, Nachusa had a population of 137. Nachusa has a post office with ZIP code 61057. Nachusa is located on the old C&NW main line between Chicago and Omaha.

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

Town numbers

ZIP code61057

Area codeSign in to add

Living in Nachusa

Housing in Nachusa

$252K Median sale price · Redfin, February 2026

The median sale price was $252,000 in February 2026.

Zillow Home Value Index · Redfin Data CenterHousing market →

Work & commute in Nachusa

Full picture →

Most working residents leave Nachusa for work: only 0% work in town. The top destinations are Dixon (20%), Ashton (7%) and Chicago (6%). Half commute less than 20 miles.

Dixon

20%

Ashton

Chicago

Sterling

0%Work in townlive and work in Nachusa 20 miWhere do people commute?the commute map 70Jobs based herea commuter town

Census LEHD 2023 · ACSWork & commute in Nachusa →

Health in Nachusa

Compared with Illinois

3better than IL·8worse

of 32 measures CDC estimates. The other 21 are too close to call.

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

BetterToo close to callWorse

What stands out

8.1%Fewer uninsured adultsIL 9.9% · better 10.8%Fewer adults facing housing insecurityIL 13.2% · better 10.1%More adults who have had cancerIL 7.6% · worse

Care nearby

Osf Saint Katharine Medical CenterDixon · 5.6 mi · ER

Whiteside Chd - Rock FallsRock Falls · 17.5 mi · sliding-scale fees

Primary careShortage · county-wide

DentalNo shortage

Mental healthShortage · county-wide

CDC PLACES 2025 · modeled estimates for adults · ZIP codes 61021, 61031, 61310 · CMS · HRSAHealth in Nachusa →

Natural hazards in Nachusa

High

Expected storm and flood damage is higher than in 63% of U.S. communities.

🌊 Inland flooding🌪️ Tornadoes🥶 Cold waves

0Does Nachusa flood?no paid flood claims on record 1Disasters that paid out herefederal disaster sent FEMA money to Nachusa MapNachusa vs. its neighborsnearby towns shaded by rating

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

Climate in Nachusa

Full climate →

Nachusa has cold winters and pleasant summers. A typical July afternoon reaches 83°, a January night drops to 14°, and about 29 inches of snow falls in a normal winter.

33° / 17°Winter

60° / 38°Spring

82° / 60°Summer

62° / 41°Fall

How much snow does Nachusa get?About 29 inches a winter.Rain & snow →When is the first frost?Around Oct 19, with the last in spring around Apr 21.Frost dates →Is it warmer than it used to be?+1.1° vs. the 20th century.Then & now →

NOAA U.S. Climate Normals, 1991–2020Climate in Nachusa →

Schools in Nachusa

All Nachusa schools →

C⁻

School Grade C-

The public schools Nachusa’s kids attend, from kindergarten through graduation, trail 78% of Illinois’s districts on state tests and graduation. Among towns with similar incomes, they rank near the bottom.

DistrictDixon USD 170Schools1

TJ Dempsey Therapeutic Day SchoolOther · Grades K–12

School data from the U.S. Department of Education (NCES, EDFacts). The School Grade is our own summary of state test results and graduation rates, graded within IL. Ratings are from neighbors.