The Williams Lake Band has eight reserve landsites in British Columbia. The total area of Williams Lake Indian Band reserve land is 1,927.3, with the Williams Lake Reserve the largest at 1645.30 ha. The other reserve lands of the Williams Lake Band are:[3]
Asahal Lake Indian Reserve No. 2, at the head of Azahal Creek, 3 miles north of the east end of Williams Lake, 48.60 ha.
Carpenter Mountain Indian Reserve No. 15, on the Old Cariboo Road, near the 156 Mile Post west of Cariboo Hill Lake, 68.30 ha.
Chimney Creek Indian Reserve No. 5, on the left bank of the Fraser River at the mouth of Chimney Creek, 22.70 ha.
Five Mile Indian Reserve No. 3, on Five Mile Creek 3.5 miles north of the mouth of the San Jose River, four miles north of 150 Mile House. 73.00 ha.
James Louie Indian Reserve No. 3A, on Five Mile Creek, 4 miles north of 150 Mile House east of an adjoining Five Mile IR No. 3, 64.00 ha.
San Jose Indian Reserve No. 6, on the west end of Williams Lake (the lake), north of its outlet, 2.60 ha.
Tillion Indian Reserve No. 4, on the left bank of the Fraser River, at the mouth of Williams Lake River, 2.40 ha.