Blog · October 14, 2026 · Missouri
Bridgeton Flood Zone Map: checking a property's flood zone
Flood zones are set by FEMA, and checking one near Hazelwood takes a few minutes.
Main page: St. Louis County, MO GIS & Parcel Viewer (official map link, county facts and neighboring maps).
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Ahead of any purchase around Hazelwood, pull up the Bridgeton flood zone map: FEMA's zone label affects insurance, permits and resale. In this Bridgeton guide: finding the address on FEMA's map, decoding A, AE and X, and pairing it with the St. Louis County ArcGIS parcel map.
Where the Bridgeton flood zone map lives
Flood zones come from FEMA's Flood Map Service Center: type an address near Edmundson, then open the map view for that panel. Vacant ground around Edmundson is still easy to locate: pan from the closest town and click the spot.
Getting to the right map
Go first to the St. Louis County ArcGIS parcel map; it includes every assessed parcel around Edmundson and St. Ann. Near Champ, enter a street address, an owner's name or a parcel number, and the viewer zooms to the match. For a tract near Woodson Terrace, the parcel card typically gives the owner of record, assessed acreage, a parcel ID and often a sale date.
Where Bridgeton fits in
Bridgeton lies within St. Louis County, Missouri, so its parcels are on the county's map. For a tract near Woodson Terrace, city or town hall handles things like zoning, permits and utilities within town limits, but the county runs assessment and recording. Acreage past the city limits toward St. Ann generally answers to county rules instead.
A short flood checklist
Request for any Elevation Certificate for the house near Edmundson; getting a quote early avoids surprises.
Zones on the Bridgeton flood zone map
On ground around Woodson Terrace, zones beginning with A or V mark the Special Flood Hazard Area, meaning a 1% or greater chance of flooding each year. For a home near Champ, minimal risk is not no risk: according to FEMA, many claims come from moderate- and low-risk areas.
Low spots and local drainage
Small streams around Edmundson may not have detailed mapping, so look for water marks and debris lines. Wet ground around Champ is a separate issue from flood zones; check the National Wetlands Inventory mapper for a first look.
Where the recorded documents are
The map is an index, not the title: deeds, plats and easements for land near Hazelwood are kept by the Recorder of Deeds. Older tracts around Woodson Terrace may go back through many deeds, so a title company can sort it out before a purchase.
Field tips
The parcel map usually runs in a mobile browser, useful out on a road near Hazelwood, so load it before you lose signal. A screenshot of the parcel near Hazelwood with its ID is a good backup.
St. Louis County in a few facts
Clayton is the county seat, where most land records are kept. Smaller places on the map include Hazelwood, Champ, St. Ann, and Edmundson. Roughly 987,059 people live in St. Louis County (Census Bureau estimate, 2023) on some 508 square miles. St. Louis County dates to 1812, which matters when you trace an old farm's title. Places such as Spanish Lake Park and Babler State Park are easy to spot when you zoom out from Edmundson.
Matching the zone to the lot lines
FEMA doesn't draw property lines, so check the St. Louis County ArcGIS parcel map too for the outline of the tract near Woodson Terrace.
Limits of the parcel data
Listed acreage is an estimate; only a licensed surveyor sets the real lines for a parcel near Champ. In and around Hazelwood, owner names and values update on a schedule, so a deed recorded last month might lag behind.
Next door to St. Louis County
The county meets Madison County, IL, Monroe County, IL, St. Clair County, IL, Franklin County, and Jefferson County; every one of them runs a separate parcel map for land near Hazelwood. Ground near Champ that runs to the line may show up in two county records, so open the adjacent map as well. If you're looking near Hazelwood, the Platbookmapper state page lists each bordering county map for Missouri.
What a flood zone means for a buyer
For a structure inside an A or V zone and the loan is federally backed or regulated, mandatory purchase rules apply in communities in the NFIP, whether the land is near Woodson Terrace or elsewhere in the county. New construction in a floodplain near St. Ann can trigger elevation rules; call the permitting office early.
Frequently asked
What is a base flood elevation near Champ?
Short answer: a BFE near Champ tells builders how high the lowest floor should be; surveyors near Hazelwood use it often.
What is a LOMA for land near St. Ann?
In most cases, you can ask FEMA for a LOMA if surveyed elevations show the building near Champ is above the BFE, and lenders accept the result.
Does the county parcel map show flood zones near Woodson Terrace?
Good question; the parcel map near Hazelwood might show FEMA zones; confirm a lot near St. Ann on FEMA's map either way.
When is flood insurance required near Hazelwood?
In most cases, lenders generally require it for buildings near Berkeley in a Special Flood Hazard Area when the loan is federally regulated or insured; elsewhere it's optional.
Why do offices ask for the parcel ID for land near Woodson Terrace?
It's the number the County Assessor uses to track a tract near Woodson Terrace; you'll see it in the viewer and on tax statements.
Open the official St. Louis County, MO 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.