Blog · October 14, 2026 · Virginia
The King William County Flood Zone Map: a Virginia guide
Look up any King William County address on FEMA's flood map, read the zone, and match it to the parcel record for land around Central Garage.
Main page: King William County, VA GIS & Parcel Viewer (official map link, King William County facts and neighboring maps).
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Land along Mattaponi River and the flats outside West Point are where a King William County flood zone map lookup matters most. Here's how to read FEMA's map for a King William County, VA property and match it to the parcel record.
Below are the FEMA links, a plain reading of the zone labels, notes on where water shapes land around West Point, and short answers to common questions.
How to use the King William County flood zone map
Open the FEMA Flood Map Service Center and type a county street address, say one in Central Garage. The site returns the effective Flood Insurance Rate Map (FIRM) panel covering that Central Garage location, which you can view or download. On acreage outside Central Garage, try FEMA's National Flood Hazard Layer viewer, so you can see whether the shading reaches a house near Aylett. Next, the King William County parcel viewer confirms which King William County parcel you're looking at. Match the King William County lines and acreage to the FEMA view, since flood maps do not draw property lines in detail.
Opening the King William County parcel viewer
The county's own public map is the King William County parcel viewer, and it opens without an account for parcels in Aylett and the rest of the county. Use the search box for an address in Aylett or a parcel number, or simply zoom in and click a tract close to West Point. Bookmark our King William County page too; it tracks the official Virginia link if it moves and lists the maps around Aylett.
Reading the zones on a King William County flood map
On the FIRM covering King William County, zones that start with A or V are Special Flood Hazard Areas, land with a 1-percent chance of flooding in any given year (the base or 100-year flood). Zone AE near Aylett means FEMA published a base flood elevation; plain Zone A means no detailed elevation was studied. Shaded Zone X around Central Garage sits in the moderate band between the 100-year and 500-year floods. Clear, unshaded X near Central Garage is outside the 500-year floodplain.
Where water shapes land in King William County
Parcels touching Mattaponi River, Pamunkey River and York River deserve a FEMA check before anything else in King William County. Waterfront and bottomland parcels near Central Garage commonly carry a zone along one edge, so check where the buildable part sits. Small streams and ditches near Central Garage may not be studied in detail, which is why it is worth walking the ground after a heavy rain.
What a flood zone means for a King William County buyer
Lenders watch the zone closely on King William County properties. When a structure near Aylett sits in a Special Flood Hazard Area and is financed by a regulated or federally insured lender, the lender must require flood coverage, as long as King William County or the town participates in the NFIP. For a King William County home in shaded or unshaded X, insurance is a choice, not a mandate, though a lender in Virginia can still ask for it. Where a structure near Central Garage looks higher than the shading suggests, FEMA's LOMA process allows a review, generally backed by an elevation certificate from a surveyor who works in the county. New construction in a King William County Special Flood Hazard Area generally needs a floodplain permit; the King William County floodplain administrator can say what applies.
Tracts that cross the King William County line
King William County borders Caroline County, Hanover County, King and Queen County, and New Kent County, and each keeps its own parcel map and records. Every map bordering King William County is listed on our Virginia directory.
King William County flood zones questions
What does BFE mean on the flood map for West Point?
Near Central Garage, the base flood elevation marks how high the 100-year flood is expected to rise, and a surveyor compares the building near West Point to it.
What does 100-year flood mean for King William County land?
Not at all; a King William County tract in that zone faces a 1-percent annual chance, not a once-a-century schedule.
Do I need flood insurance in Zone X in King William County?
FEMA doesn't require it for a Zone X lot in West Point, but coverage is available and some lenders ask for it.
Is there a floodplain layer in the King William County parcel viewer?
Some county viewers carry a flood layer, but FEMA's Flood Map Service Center is the official source for King William County.
Can I build in a flood zone in King William County?
Building in a Special Flood Hazard Area near West Point generally needs a floodplain permit and may require elevating the structure, so check with the county floodplain administrator.
Open the official King William County, VA parcel map King William County in the Platbookmapper directory
Not a survey. County GIS and tax parcel maps are assessment and planning layers. They are not a substitute for a recorded plat, deed, or licensed survey, especially for fences, setbacks, or boundary disputes.