Property Tax in Franklin County
via TaxByCounty
Franklin County taxes remain well below US average
At 0.497% effective rate, Franklin County's property taxes run roughly one-fifth the national median of $2,690 annually. This places the county in approximately the 25th percentile nationally—significantly lighter than the typical American county.
Nearly matches Idaho's statewide average rate
Franklin County's 0.497% effective rate sits slightly below Idaho's 0.508% state average, ranking it squarely in the middle tier statewide. The county's median property tax of $1,512 exceeds the state median by $17 annually.
Right in the middle of regional tax landscape
Franklin County's 0.497% rate sits between lower-taxed Clark and Custer counties and higher-taxed Elmore and Clearwater counties. Residents pay roughly $17 more annually than the state median property tax.
Annual tax bill on median home value
On a median home value of $304,000, Franklin County homeowners typically pay about $1,512 per year in property taxes. With mortgage-related levies included, annual costs rise to approximately $1,484.
Challenge your assessment if costs seem high
Assessment errors happen even in moderate-tax counties and can unnecessarily inflate your annual bill. Submitting a formal property assessment appeal can verify your home's valuation and potentially reduce your tax burden.