1955Architecture
Manassas Park was created as a subdivision of Prince William County, with the first houses being constructed in 1955.
1957Government
In 1957, Manassas Park was incorporated as a town.
1969History
== Notable people ==
Johnny Micheal Spann (1969–2001), was an employee of the Central Intelligence Agency (CIA) and the first American killed in combat after the U.S.
1974Government
Approximately 600 acres of land was annexed by the town of Manassas Park in 1974, and the town was incorporated as a city independent from the county the next year in 1975.
1980Government
It voted for every Republican nominee between 1980 and 2004 while voting for the Democratic nominee in 1976, which was the first election held under independent city status.
2000History
=== 2000 census ===
At the 2000 census there were 10,290 people, 3,254 households and 2,557 families in the city.
2008Infrastructure
== Government ==
Manassas Park has supported every Democratic nominee since 2008.