Sarsfield Lake is a small lake in Lee Township,[3] Timiskaming District, in northeastern Ontario, Canada.

[2] The lake is in the James Bay drainage basin and the nearest community is Sesekinika, 9 kilometres (6 mi) to the east.

The lake is about 1,060 metres (3,478 ft) long and 650 metres (2,133 ft) wide.

The primary inflow, at the south, is Sarsfield Creek arriving from Gould Lake.

Sarsfield Creek flows via Meyers Lake, Woollings Creek, the Whiteclay River, the Black River, the Abitibi River and the Moose River to James Bay.