ZIP Code 37175

Erin, in ZIP code 37175, sits in middle-income territory, with a median household income of $53,125 and per-capita income of $29,485. Home values center on $95,800, and the county-level property tax rate of 0.54% applies to that amount. Sales tax, at 9.75% combined, takes a noticeable cut from everyday purchases. Taken together, these figures point to a working- and middle-class area where housing costs stay within reach but the sales tax rate runs higher than many shoppers might expect.