London Springs is an unincorporated community in Lane County, Oregon, United States. It lies 11.33 miles (18.23 km) south-southwest of Cottage Grove at an elevation of 896 feet (273 m). London Springs is near the Coast Fork Willamette River, south of Cottage Grove Lake. Geer opened the Calapooya Mineral Springs Hotel in London in 1904. has a 44-acre (18 ha) trial ground and organic research farm in London Springs.