Cost of Living in Plymouth, IL

With a cost of living index of 62, Plymouth, IL is one of the most affordable cities in the country. Living here is 38% cheaper than the national average and 17% below the Illinois state average of 80. Plymouth is a small community of 512 residents.

Housing costs are the biggest factor in Plymouth's cost of living. The median monthly rent is $796 (40% below the US median of $1,319), and the median home value sits at $55,500 (82% below the national median of $304,900). At current prices, the median home costs roughly 1.4x the median household income — well within traditional affordability guidelines.

The median household income in Plymouth is $39,750, which is 47% lower than the national median of $75,149. Residents spend roughly 24% of household income on rent. This is a comfortable ratio, well below the 30% threshold that financial experts recommend as a maximum. 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 Plymouth. The area sees an average annual temperature of 53°F, with summers averaging 75°F and winters around 30°F. Annual rainfall totals 36.4 inches spread over roughly 109 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.