Blog · October 14, 2026 · Mississippi
Chickasaw County Flood Zone Map, Mississippi
FEMA's free flood maps and the Chickasaw County parcel viewer, used together for property near Houston.
Main page: Chickasaw County, MS GIS & Parcel Viewer (official map link, Chickasaw County facts and neighboring maps).
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Land along the creek bottoms near Buena Vista and the flats outside Okolona are where a Chickasaw County flood zone map lookup matters most. FEMA's free Flood Map Service Center and the Chickasaw County parcel viewer answer it together.
Next: FEMA's search tool, the zone labels you'll see for Chickasaw County, and how the parcel record confirms which tract you're on.
How to use the Chickasaw County flood zone map
Open the FEMA Flood Map Service Center and type a county street address, say one in New Houlka. Search returns the effective FIRM panel for the spot in Chickasaw County, plus any pending changes FEMA has posted. For an irregular lot near Okolona, FEMA's National Flood Hazard Layer viewer draws the zones over aerial imagery, so you can see if the shading reaches a house near Okolona. Switch to the Chickasaw County ArcGIS parcel map and track down the same tract close to Okolona. If the Chickasaw County viewer has a floodplain layer, treat it as a convenience copy and confirm on FEMA's map.
Search Chickasaw County parcels by owner, address or ID
The county's own public map is the Chickasaw County ArcGIS parcel map, built on an Esri ArcGIS web map, and it opens without an account for parcels in Houston and the rest of the county. Click any Chickasaw County parcel near Houston to open its record: owner, parcel ID and assessed acreage are most commonly listed. Our Chickasaw County, MS page keeps the official link and the maps next door to Okolona in one place.
High, moderate and minimal risk in Chickasaw County
For a lot in New Houlka, the label matters more than the color: A and V zones 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 Okolona means FEMA published a base flood elevation; plain Zone A means no detailed elevation was studied. Shaded Zone X around New Houlka falls between the base flood and the 500-year flood. Unshaded X (or C) on the Chickasaw County panel means minimal risk.
Low ground and small streams around New Houlka
A low spot on a Chickasaw County tract outside any mapped zone, which is why it's worth walking the ground after a heavy rain.
A short buyer checklist for New Houlka
Request any past flood claims history for a Chickasaw County property before closing; it tells you more than the map alone. An agent working in Chickasaw County can quote flood coverage once you know the zone for the lot near Houston.
Floodways and restudies near New Houlka
When FEMA restudies streams in the county, preliminary maps are posted before they take effect, and a lot near Buena Vista can move in or out of a zone. If a tract close to New Houlka lists a hatched floodway, expect tight limits on fill and new structures from the county floodplain office.
Flood insurance and building rules in Chickasaw County
The zone lists up again when a loan on a house near Okolona is underwritten. Where a building in New Houlka sits in a Special Flood Hazard Area and is financed by a regulated or federally insured lender, a flood policy becomes a loan condition; that applies where the local government around Okolona is in the National Flood Insurance Program. For a Chickasaw County home in shaded or unshaded X, coverage is optional, though a lender in Mississippi can still ask for it. If a building near Okolona sits above the flood line, the owner can ask FEMA for a Letter of Map Amendment (LOMA); a surveyor near Okolona can supply the elevation data. New construction in a Chickasaw County Special Flood Hazard Area most commonly needs a floodplain permit, so call the county or the town office in New Houlka before work starts.
Chickasaw County, MS: common questions
Who prepares an elevation certificate for a house in Woodland?
Hire a licensed land surveyor or engineer who works in Chickasaw County; ask the local floodplain office first in case one exists.
Is there a floodplain layer in the Chickasaw County ArcGIS parcel map?
Look for a flood or floodplain layer in the Chickasaw County viewer, then verify the zone with FEMA.
Can a flood zone in Chickasaw County be changed?
For a lot in Woodland, hire a surveyor for an elevation certificate, then file a LOMA request with FEMA.
Is Zone AE near Houston high risk?
For a Chickasaw County parcel, Zone AE means a Special Flood Hazard Area with a 1-percent annual chance of flooding and a published base flood elevation.
Do I need flood insurance in Zone X in Chickasaw County?
For a Zone X house near Houston, federal rules don't require flood insurance; buying it is still a choice worth pricing.
Open the official Chickasaw County, MS parcel map Chickasaw 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.