Blog · October 14, 2026 · Ohio
Jefferson County Flood Zone Map, Ohio: a practical guide
The zone on FEMA's map affects insurance, building and resale near Bergholz.
Main page: Jefferson County, OH GIS & Parcel Viewer (official map link, county facts and neighboring maps).
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Before an offer near Pottery Addition, pull up the Jefferson County flood zone map: a mapped flood zone changes insurance, permits and resale. What this Jefferson County guide covers: the free FEMA tools, what each zone label means, lender insurance rules and what a LOMA is.
Where the Jefferson County flood zone map lives
If you're looking near Connorville, start with FEMA's Flood Map Service Center: enter the street address, then open the map view for that panel. Vacant ground around Brilliant can still be found: pan from the closest town then click the parcel area.
Opening the official parcel viewer
Begin with the Jefferson County parcel viewer; it maps each assessed parcel in the county, Alikanna included. Without an address in hand, pan along US Route 22 and click the parcel itself, which applies near Pottery Addition as much as anywhere. For a home near East Springfield, copy the parcel ID while you have it open; every office in the county asks for it first.
Reading A, AE and X
With a lot near Alikanna, zones beginning with A or V are Special Flood Hazard Areas, meaning a 1% or greater chance of flooding each year. For property near Steubenville, a shaded X area is moderate risk, roughly the 100- to 500-year range; plain X, or C on older maps, means minimal mapped risk.
Land on the county line
Jefferson County touches Belmont County, Carroll County, Columbiana County, Harrison County, and Brooke County, WV, all with their own assessor records. Acreage along the edge near Steubenville can be split in two county records, so check the adjacent map before you assume the acreage. If you're looking near Amsterdam, our state page links each bordering county map across Ohio.
Use the county map alongside FEMA
FEMA doesn't draw property lines, so check the Jefferson County parcel viewer too for the outline of the tract near Steubenville.
Recorded documents worth pulling
For property near Adena, the map is an index, not the title: deeds, plats and easements for parcels in the county are kept by the County Recorder. Out toward Dillonvale, have ready the document number listed on the parcel record and the lookup takes minutes.
Reading the legal description
Tracts outside towns near Bergholz commonly use metes-and-bounds descriptions, listing bearings, distances and landmarks. Subdivision lots in Dillonvale are typically described by lot and block, which is simpler to follow. Write down the legal description for the tract near Dillonvale before you request a deed or survey.
A word on accuracy
In and around Toronto, the acreage figure is an assessed number; only a licensed surveyor establishes the real boundary on the ground. For land near Pottery Addition, owner names and values update on a schedule, so a deed recorded last month may not show yet.
Lenders and permits
For a structure inside an A or V zone and a federally regulated lender is involved, the lender will require flood insurance in communities in the NFIP, whether the land is near Alikanna or elsewhere in the county. Remodeling a house in a zone near Alikanna usually means extra permit review; ask the local floodplain administrator early.
Beyond the mapped zones
Small streams around Alikanna aren't always studied in detail, so ask neighbors about past flooding. Wetlands near Bergholz can limit building even outside a flood zone; the National Wetlands Inventory mapper shows mapped wetlands.
Offices that can help
Deeds, mortgages and recorded plats for land near Bergholz sit in the index kept by the County Recorder, usually searchable by name or document number. Questions about what you can build around Toronto go to planning, building or health offices, depending on whether the land is inside town limits.
Getting your bearings
Steubenville is the county seat, where most land records are kept. You'll also find Toronto, Adena, Amsterdam, and Bergholz. Roughly 64,026 people call Jefferson County home (Census Bureau estimate, 2023) on some 408 square miles. Jefferson County dates to 1797, so old deeds can run back a long way.
Using it on a phone
The parcel map usually runs in a mobile browser, handy when you're parked on a road near Brilliant, though signal can drop in rural spots. A saved image of the lot near Connorville and its lines keeps working without signal.
What to request from a seller
For a tract near East Springfield, ask the listing agent about past flood claims before closing; getting a quote early keeps the budget honest.
Jefferson County: common questions
Does the county parcel map show flood zones for land near East Springfield?
Usually, some county viewers include a FEMA flood layer; confirm a lot near Toronto on FEMA's map either way.
What is a base flood elevation around Dillonvale?
For a tract near Alikanna, the BFE is printed in AE zones on FEMA's map; local rules may require building above it.
Do I need to worry about flooding in Zone X around Dillonvale?
Short answer: X zones around Toronto are lower risk, not no risk; FEMA notes that a large share of claims come from these areas.
Why did my flood zone near Adena change?
Short answer: a new study can move a zone line near Alikanna, so look at the panel date.
What's the tax parcel number used for for land near Pottery Addition?
The parcel ID identifies one tax parcel near Connorville; you'll see it in the viewer and on tax statements.
Open the official Jefferson County, OH parcel map See it 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.