Blog · October 14, 2026 · Tennessee
The Warren County Flood Zone Map: a Tennessee guide
Look up any Warren County address on FEMA's flood map, read the zone, and match it to the parcel record for land around McMinnville.
Main page: Warren County, TN GIS & Parcel Viewer (official map link, Warren County facts and neighboring maps).
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A Warren County flood zone map check belongs in the due diligence for any Warren County property, from a house lot in McMinnville to farm ground near Centertown. For any tract in Warren County, Tennessee, the answer affects insurance, permits and resale.
The sections below go from the FEMA search to the Warren County parcel record, then cover insurance, permits and map changes near Centertown.
Look up the Warren County flood zone map step by step
Open the FEMA Flood Map Service Center and type a county street address, say one in Morrison. If a tract near McMinnville has no street number yet, search the nearest road and pan to it. If the PDF panel for Warren County is hard to read, the National Flood Hazard Layer viewer is easier to use, which displays how much of a Warren County parcel sits inside the zone. Then open the Tennessee Property Viewer for Warren County to confirm the parcel near Morrison. If the Warren County viewer has a floodplain layer, treat it as a convenience copy and confirm on FEMA's map.
The county map you'll pair it with
Warren County parcels are viewed through a statewide map, the Tennessee Property Viewer; zoom toward Morrison to reach them. Choose Warren County from the county list first, then search a Morrison address or an owner name. Our Warren County, TN page keeps the official link and the maps next door to Viola in one place.
What the flood zone letters mean
On the FIRM covering Warren County, zones that start with A or V are Special Flood Hazard Areas, defined by a 1-percent annual chance of being flooded. A surveyor working near Morrison uses the base flood elevation printed for AE zones; unnumbered A zones don't have one. Shaded Zone X around Morrison falls between the base flood and the 500-year flood. Clear, unshaded X near Morrison is outside the 500-year floodplain.
Low ground and small streams around Morrison
A creek near McMinnville that displays no detailed zone, which is why it's worth walking the ground after a heavy rain.
Questions to ask before buying in Warren County
For a house near Viola, ask the seller for any elevation certificate on file and the current flood insurance declarations page. Quotes for land near Daylight depend on the zone and the building's elevation, so bring both to the agent.
Map dates and floodways in Warren County
The FIRM panel for Warren County carries an effective date; if it's old, ask the county floodplain office whether new maps for land near Viola are in progress. A floodway on a county panel marks the part of the floodplain that carries the main flow, and it's treated more strictly than the rest of the zone near Daylight.
Insurance, permits and map changes
The zone displays up again when a loan on a house near McMinnville is underwritten. If a barn or house outside Morrison sits in a Special Flood Hazard Area and secures a loan from a federally regulated or insured lender, a flood policy becomes a loan condition under the Flood Disaster Protection Act, wherever the community joins the NFIP. Outside the A zones around McMinnville, insurance is a choice, not a mandate, although a lender in Tennessee can still ask for it. If a building near McMinnville sits above the flood line, the landowner can ask FEMA for a Letter of Map Amendment (LOMA), supported by elevation data from a professional surveyor. New construction in a Warren County Special Flood Hazard Area has to meet local floodplain rules; the Warren County floodplain administrator can say what applies.
Warren County flood zones questions
Does a 100-year floodplain near Morrison flood only once a century?
No; land near Morrison in the 100-year floodplain carries a 1-in-100 chance in any single year, and two floods in one decade near Viola are possible.
Is flood insurance required for a Zone X lot in Viola?
For a Zone X house near Morrison, federal rules don't require flood insurance; buying it is still a choice worth pricing.
What does BFE mean on the flood map for Viola?
Near Morrison, it's the projected water surface in the base flood, and it's printed in AE zones.
Do I need a permit to build in the floodplain near Viola?
Often, but local floodplain rules apply; ask the county or town building office in Viola well before you buy.
Is there a floodplain layer in the Tennessee Property Viewer?
Check the layer list in the Tennessee Property Viewer; if Warren County includes a floodplain layer, confirm the zone on FEMA's map anyway.
How do I know if a property in Warren County is in a flood zone?
FEMA's free map service covers Warren County: enter the address or pan to the tract near Morrison, then note the zone label.
Open the official Warren County, TN parcel map Warren 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.