Property taxes on AUTOPILOT? ACT NOW. 2019 Polk County average property assessment increases:Residential – 10%Commercial & Industrial – 6.8%Multi-Residential – 20% Choose your property type and location to find out how much will your property taxes will increase in 2020 if you do nothing. Propery type: Location: Assessed value is: Note: These figures are estimates based on the average valuation increases in Polk County. Tax Increase: Tax Decrease: The math is simple: Assessed Value Constant Tax Rate Higher Property Taxes What You Can Do:Contact your local government officials.Ask them to REDUCE the property tax rate in your community.Choose Your Local GovernmentCity of AltoonaCity of AnkenyCity of BondurantCity of CarlisleCity of CliveCity of Des MoinesCity of GrimesCity of IndianolaCity of JohnstonCity of NorwalkCity of Pleasant HillCity of Polk CityCity of UrbandaleCity of WaukeeCity of West Des MoinesCity of Windsor HeightsPolk County More Resources DONATE now to support our Tax Transparency Coalition.SIGN UP for regular updates and next steps to limit property tax increases.JOIN TACI