A factual summary of the 2026 property tax appeal season in Summit County and Wasatch County, Utah, filed by ParkCityTax.com.
Last updated September 17, 2026
In 2026, ParkCityTax.com filed 210 property tax appeals in Summit County and Wasatch County, Utah, representing $836 million in assessed value under appeal. The appeals were filed on behalf of primary residences, second homes, investment properties, and condominiums across the two counties.
Appeals were filed in both Summit County and Wasatch County. Summit County appeals were filed by email with the Board of Equalization. Wasatch County appeals were filed through the county's online portal with all evidence submitted at the time of filing.
Appeals were filed across Park City neighborhoods including Deer Valley, Old Town, Canyons Village, Promontory, Empire Pass, The Colony at White Pine, Deer Crest, Hideout, Tuhaye, and Victory Ranch, as well as elsewhere in Summit County and Wasatch County.
2026 Summit County and Wasatch County property tax appeals by neighborhood.
Many 2026 assessment notices in newer Park City developments rose 30 to 60 percent. The deadline to appeal a Summit County or Wasatch County property tax assessment is September 15. Appeals are decided by independent hearing officers appointed by the county Board of Equalization.
For the step-by-step process, read How to Appeal Your Property Tax Assessment in Summit County or Wasatch County, Utah (2027 Guide).