Swift Creek Township (also designated Township 18) is one of twenty townships within Wake County, North Carolina. As of the 2000 census, Swift Creek Township had a population of 35,472, a 70.0% increase over 1990, and a population density of 1.29 people per acre (319/km²).

Swift Creek Township, occupying 27,392 acres (111 km²) in south-central Wake County, includes portions of the towns of Cary and Garner and of the city of Raleigh.

See also: Swift Creek, North Carolina