is a city in Oklahoma County, Oklahoma, United States, and a part of the Oklahoma City metropolitan area. The population was 3,746 at the 2000 census.
Established in 1903 the City of Spencer is a historic, beautiful and diverse community located just east of the North Canadian River. Spencer is approximately ten miles from Downtown Oklahoma City and shares borders with the City of Nicoma Park, to the east, and the City of Midwest City. Spencer gives businesses, residents, and tourist the unique experience of country-style living while offering easy access to main thoroughfares and the bustling excitement of downtown Oklahoma City.
Contributing to the cultural fabric of Spencer are the Spencer Chamber of Commerce, the Spencer Garden Club, and the Spencer Historical Society.
According to the United States Census Bureau, the city has a total area of 5.3 square miles (13.8 km²), all of it land.