A major redevelopment in Plymouth has raised the site’s assessed value, and it could help slow future property tax increases for homeowners, according to the city’s mayor. “Prudential, the assessed tax value, was about $21 million. This comes amid widespread commercial property value declines across the metro, including Best Buy in Richfield and General Mills in Golden Valley as examples. The mayor said he expects the property value to keep rising as more businesses and apartment units come online over the next few years. “They have a development that’s going to help with the tax burden that’s out there on their property taxes.