Cost of Living in Flat Rock, IL: What You Need to Know

With a cost of living index of 78, Flat Rock, IL is a very affordable place to live. Living here is 22% cheaper than the national average and in line with the Illinois state average. Flat Rock is a small community of 362 residents.

The median household income in Flat Rock is $49,881, which is 34% lower than the national median of $75,149. Lower incomes here are balanced by the significantly lower cost of living, stretching each dollar further.

Climate is another factor for anyone considering a move to Flat Rock. The area sees an average annual temperature of 55.7°F, with summers averaging 76°F and winters around 34°F. Annual rainfall totals 41.7 inches spread over roughly 116 days.

Data sources: US Census Bureau (ACS 2023), Zillow Home Values, HUD Fair Market Rents, BEA Regional Price Parities, BLS Average Prices, and NOAA Climate Normals. Updated monthly.

Housing

Median Home Value

$56,700

Median Monthly Housing Cost

$450/mo

Climate in Flat Rock

NOAA 30-year normals (1991-2020)

55.7°F

Avg Temperature

41.7"

Rainfall / Year

116d

Rainy Days / Year

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
High °F	39	44	55	67	77	85	88	87	82	69	55	43
Avg °F	31	35	45	56	66	75	77	76	69	58	45	35
Low °F	23	27	35	45	56	64	67	65	57	46	35	27
Rain"	3.2	2.2	3.2	4.2	4.9	4.4	4.2	2.9	2.9	3.5	3.4	2.7

Cost of Living in Flat Rock, IL