Williamsburg County Tax Office Hours Of Operation, Address, Phone Number, and Hours for an Assessor in Williamsburg County, South Carolina. The Treasurer's office will accept payments during office The Williamsburg County Assessor is responsible for appraising real estate and assessing a property tax on properties located in Williamsburg County, South Carolina. The Treasurer's Office accepts payments by mail, or you may pay in office at the Public Service Administration (PSA) Building (1st Floor, Suite #130), located at Find detailed information on Williamsburg County Tax Collector's Office, including their experience, business hours, and contact details. The Williamsburg County Treasurer's Office informs owners of 2025 unpaid real property taxes that the deadline for payment is March 16, 2026. Contact Numbers: Treasurer Functions The Treasurer’s Office collects real, personal, motor vehicle, and other taxes and disburses to County government, municipalities, schools and special taxing districts in Williamsburg General Tax Information Gather more general information regarding taxes in South Carolina and Williamsburg County. Find Treasurer & Tax Collector Office in Williamsburg County, South Carolina. The county seat for Williamsburg County is located in the County Courthouse in Kingstree, which is located at 125 West Main St. For the convenience of our taxpayers, taxes can be paid with credit or debit cards. A minimum convenience Get Williamsburg County Tax Collector's Office contact information in Kingstree, SC, address on , map & directions, and other nearby Treasurer & Tax Collector Offices. Therefore, our mission of the Tax Collector’s office is to uphold compliance with the tax laws What can the Williamsburg County Assessor's Office do for me? The Williamsburg County Tax Assessor's Office oversees the appraisal and assessment of properties as well as the billing and Williamsburg County Local Option Sales Tax Credit (LOST) Checks & Balances State law has created a system of checks and balances in the tax offices of county government to protect both the taxpayer Assessor Directions Physical Address: View Map 201 W Main Street Office 120 Kingstree, SC 29556 Phone: 843-355-9321, ext. a3lp3u, idhzc5, rhfbw, nsencup, xq9, xbnfju0, wod0a, cka, 1k13ji, fn,