Property Tax in Valley County
via TaxByCounty
Valley ranks among nation's lowest-taxed
Valley County's effective tax rate of 0.297% places it in the bottom 5% of U.S. counties, well below the national median of 0.73%. At a median tax of $1,778, Valley homeowners pay $912 less annually than the national median, despite median home values that exceed the national average by more than 2x.
Idaho's second-lowest effective rate
Valley County ranks second in Idaho for the lowest effective tax rate at 0.297%, edging out even Teton County's 0.346%. This 0.211 percentage-point advantage over the state average of 0.508% makes Valley one of Idaho's most tax-friendly counties.
A true tax sanctuary
Valley County's 0.297% rate is the lowest in the region, beating Teton County (0.346%), Twin Falls County (0.667%), and Washington County (0.526%). Despite the highest median home values in this four-county comparison at $599,500, Valley residents pay the second-lowest absolute tax bills.
What the average Valley home costs annually
A homeowner with a median-valued Valley property ($599,500) pays approximately $1,778 in annual property taxes. With a mortgage, that bill rises to $1,803; without one, it drops to $1,710.
Even Valley's bargains warrant verification
Even in low-tax counties, assessments can be inflated relative to actual market value. If you own Valley County property, a free assessment review with your county assessor could confirm you're paying only what you owe—or unlock a refund if you've overpaid.