Blog · October 14, 2026 · West Virginia
Monroe County Flood Zone Map in West Virginia
Look up any Monroe County address on FEMA's flood map, read the zone, and match it to the parcel record for land around Union.
Main page: Monroe County, WV GIS & Parcel Viewer (official map link, Monroe County facts and neighboring maps).
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Land along the creek bottoms near Ballard and the flats outside Union are where a Monroe County flood zone map lookup matters most. For any tract in Monroe County, West Virginia, the answer affects insurance, permits and resale.
Below are the FEMA links, a plain reading of the zone labels, notes on where water shapes land around Union, and short answers to common questions.
How to check the Monroe County flood zone map
Start at the FEMA Flood Map Service Center and enter the property address in Union or anywhere else in the county. Search returns the effective FIRM panel for the spot in Monroe County, plus any pending changes FEMA has posted. If the PDF panel for Monroe County is hard to read, try FEMA's National Flood Hazard Layer viewer, so you can see whether the shading reaches a house near Alderson. Switch to the West Virginia Property Viewer and find the same property near Alderson. If the Monroe County viewer has a floodplain layer, treat it as a convenience copy and confirm on FEMA's map.
Opening the Monroe County parcel viewer
Monroe County parcels are viewed through a statewide map, the West Virginia Property Viewer; zoom toward Union to reach them. In the statewide viewer, select Monroe County and search an owner or an Alderson address. If the official address for the Monroe County, WV map ever changes, our directory page carries the current link for Union and the rest of the county.
Zone A, AE and X in plain English
For a lot in Union, the label matters more than the color: A and V zones are Special Flood Hazard Areas, meaning FEMA estimates a 1-percent annual chance of flooding. Zone AE near Alderson means FEMA published a base flood elevation; plain Zone A means no detailed elevation was studied. If a Monroe County parcel lists shaded Zone X, it sits in the moderate band between the 100-year and 500-year floods. Clear, unshaded X near Union is outside the 500-year floodplain.
Low ground and small streams around Union
A low spot on a Monroe County tract outside any mapped zone, so treat an unmapped channel as a reason to ask questions, not proof the ground stays dry.
A short buyer checklist for Alderson
For a house near Union, ask the seller for any elevation certificate on file and the current flood insurance declarations page. Then call an insurance agent who writes policies around Alderson and get a quote using the zone and the county parcel address.
What a flood zone means for a Monroe County buyer
The zone lists up again when a loan on a house near Alderson is underwritten. Where a building in Union is mapped in a high-risk zone and is financed by a regulated or federally insured lender, flood insurance is mandatory, provided the community near Union takes part in the National Flood Insurance Program. Outside the A zones around Alderson, insurance is a choice, not a mandate, though a lender in West Virginia can still ask for it. When a county homesite is on a rise inside a mapped zone, the titleholder can ask FEMA for a Letter of Map Amendment (LOMA); a surveyor near Alderson can supply the elevation data. Placing fill on low ground near Union has to meet local floodplain rules, so call the county or the town office in Union before work starts.
Monroe County, WV: common questions
Can I build in a flood zone in Monroe County?
Building in a Special Flood Hazard Area near Union typically needs a floodplain permit and may require elevating the structure, so check with the county floodplain administrator.
What does BFE mean on the flood map for Union?
For a Monroe County property in Zone AE, the base flood elevation marks how high the 100-year flood is expected to rise; elevation certificates in Monroe County are measured against it.
How do I challenge a flood zone for a lot in Union?
An owner near Alderson can request a Letter of Map Amendment from FEMA with elevation data, typically from a licensed land surveyor.
Is flood insurance required for a Zone X lot in Union?
For a Zone X house near Alderson, federal rules do not require flood insurance; buying it is still a choice worth pricing.
Can I see flood zones on the Monroe County GIS map?
Check the layer list in the West Virginia Property Viewer; if Monroe County includes a floodplain layer, confirm the zone on FEMA's map anyway.
My lot in Union lists Zone AE. What does that mean?
For a Monroe County parcel, Zone AE means a Special Flood Hazard Area with a 1-percent annual chance of flooding and a published base flood elevation.
Open the official Monroe County, WV parcel map Monroe 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.