Solon Mills, Illinois

Solon Mills is an unincorporated community and census-designated place in McHenry County, Illinois, United States. Solon Mills is located on U.S. Route 12, 2 miles (3.2 km) southwest of Spring Grove. Solon Mills is part of ZIP code 60071; it once had its own post office with ZIP code 60080 before it closed on September 28, 2002.^[3][4] It was named a CDP before the 2020 census, at which time it had a population of 133.^[5]

Solon Mills, Illinois
Census-designated place
Solon Mills Show map of Illinois Solon Mills Show map of the United States
Coordinates: 42°26′32″N 88°16′24″W
Country	United States
State	Illinois
County	McHenry
Township	Richmond
Government
• Sheriff	Tim Schoeps
Area [1]
• Total	0.20 sq mi (0.50 km2)
• Land	0.20 sq mi (0.50 km2)
• Water	0.00 sq mi (0.00 km2)
Elevation	771 ft (235 m)
Population  (2020)
• Total	133
• Density	682.05/sq mi (263.51/km2)
Time zone	UTC-6 (Central (CST))
• Summer (DST)	UTC-5 (CDT)
ZIP code	60071, 60080 (former)
Area codes	815 & 779
GNIS feature ID	418701[2]

Demographics

Historical population

Census	Pop.	Note	%±
2020	133		—
U.S. Decennial Census[6] 2020[7]

Solon Mills first appeared as a census designated place in the 2020 U.S. Census.^[8]

2020 census

Solon Mills CDP, Illinois – Racial and ethnic composition
Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos may be of any race.

Race / Ethnicity (NH = Non-Hispanic)	Pop 2020[7]	% 2020
White alone (NH)	111	83.46%
Black or African American alone (NH)	0	0.00%
Native American or Alaska Native alone (NH)	1	0.75%
Asian alone (NH)	0	0.00%
Native Hawaiian or Pacific Islander alone (NH)	0	0.00%
Other race alone (NH)	0	0.00%
Mixed race or Multiracial (NH)	10	7.52%
Hispanic or Latino (any race)	11	8.27%
Total	133	100.00%