Town Hall Address 450 Cypress Park Rd. Cedar Park, TX 78613 United States- Travis, Williamson County Website https://www.cedarparktexas.gov Town Clerk 512-401-5010 450 Cypress Park Rd., Bldg. One Cedar Park, TX 78613 United States Water 512-401-5550 2401 Brushy Creek Loop Cedar Park, TX 78613 United States Sewer 512-401-5550 2401 Brushy Creek Loop Cedar Park, TX 78613 United States Tax Collector 512-401-5000 450 Cypress Park Rd., Bldg. One Cedar Park, TX 78613 United States Town Hall Hours Monday - Friday: 8:00 A.M. - 5:00 P.M. County Travis, Williamson