How much flood risk does Manassas Park city actually carry?
Manassas Park city lands at the 15.1th percentile of FEMA's National Risk Index for flooding, "Very Low" territory — among the lowest flood hazard in the country — with the hazard driven by inland rivers and flash flooding rather than the coast — FEMA's model puts a flood event here at about once every 9 years. County-wide, not parcel-specific: FEMA's real flood-zone map is queried live, never shipped as a download.
Mandatory flood insurance compliance in Manassas Park city
Manassas Park city is one of the counties where FEMA's own denominator for mandated flood-zone structures is missing, so no compliance rate is shown rather than a guessed one — the data quality guide covers how common this is. Across all residential structures in Manassas Park city, not just the ones FEMA mandates, 0.3% carry an NFIP policy — most flood damage nationally happens outside the mapped high-risk zone, so that broader number matters too.
How Manassas Park city compares nationally
Manassas Park city sits at rank 2699 of 3144 counties on FEMA's flood hazard scale (1 is worst) and rank 1998 of 3144 by population (1 is biggest). Manassas Park city, Virginia is home to about 16,611 people across 3.025 square miles of land.
Your street may differ from Manassas Park city's average
Across all of Manassas Park city's 3,898 residential structures, 12 carry an NFIP policy today — a county-wide count that still can't tell you one address's own mapped zone.
More on how this number was built
The methodology guide shows exactly which FEMA and Census tables feed Manassas Park city's numbers. See the data quality guide for why Manassas Park city, like hundreds of other counties, doesn't get a clean compliance percentage.