St. Thomas Development

8153B Lincoln Way West
St. Thomas, PA 17252

(717) 369-3030
(717) 369-3099 (fax)

About St. Thomas Development

The St. Thomas Development Company is located on Old Lincoln Highway (Rte. 30) just west of I-81 and Chambersburg, Pennsylvania. Just minutes from Maryland and West Virginia, this facility is easily accessible to your next project.

Producing aggregates for highway, commercial and residential projects, this quarry offers a wide range of products from stone dust to R-8 rip-rap material.  Our high calcium content stone is ideal for cement production and power plant scrubbing material.

PennDOT and commercial hot mix asphaly is produced in our batch plant. Additional storage silos are available to help supply material to meet your production requirements on the job.

Sales Representative

To speak with a sales representative, call (717) 369-3030 during business hours.

Orders for Material/Truck Rental

(717) 369-3030


  • PennDOT Approved Superpave (9.5mm, 12.5mm, 19mm, 25mm, and 37.5mm)
  • PennDOT, MDSHA,WVDOT, and AASHTO approved crushed limestone

Other types of stone may be available or produced per your requirements.