Siper Quarry offers quarry rock from its quarry in northern Washington State. The quarry is located about 8 miles east of Bellingham, WA on the Siper Road. Our operations are first class. Our standards insure there is always product available when you need it and competitively priced.

If you are in the market for rock materials such as quarry spalls, crushed rock, armor rock, light and heavy loose rip rap, ballast, and man rockery rock at or below market prices, you have found the right place.



Contact Information:

Quarry Location:
6010 Siper Road
Everson, WA 98247
Phone  360-592-4200
Truck Drivers - Enter using CB channel # 10

Business Office:
Cowden Gravel and Ready Mix
3463 Cedarville Rd. 
Bellingham Wa, 98226
Phone  360-592-4200
Fax 360-592-4302