Town Hall Address 545 Barkeyville Rd Grove City, PA 16127 United States- Mercer County Website https://www.mcc.co.mercer.pa.us/TOWNSHIP/Pine.htm Deed Registry (724) 662-3800 http://www.mercerassessor.com/ias-portal Monday - Friday 8:30 am - 4:30 pm 109 Courthouse Mercer, PA 16137 United States Tax Collector 800-383-4870 3608 W 26th St #102 Erie, PA 16506 United States Code Enforcement 724-927-2020 7351 S. Lake Rd Jamestown, PA 16134 United States County Mercer