Blog · October 14, 2026 · Wisconsin
Door County Flood Zone Map (Wisconsin)
FEMA's free flood maps and the Door County parcel viewer, used together for property near Brussels.
Main page: Door County, WI GIS & Parcel Viewer (official map link, Door County facts and neighboring maps).
Platbookmapper is an Amazon Associate. If you buy through an Amazon link on this page, we earn a commission. The link is a product, not the county map.
Is that lot in Baileys Harbor in a flood zone? The Door County flood zone map answer comes from FEMA, and it is free to look up. FEMA's free Flood Map Service Center and the Door County parcel viewer answer it together.
The sections below go from the FEMA search to the Door County parcel record, then cover insurance, permits and map changes near Brussels.
Where to see the official Door County flood zone map
The authoritative source for a Door County flood zone map is FEMA, so begin at the FEMA Flood Map Service Center. Download the FIRM panel FEMA lists as effective for that part of Door County. If the PDF panel for Door County is hard to read, the National Flood Hazard Layer viewer is easier to use, which shows how much of a Door County parcel sits inside the zone. Then open the Door County parcel viewer for Door County to confirm the parcel near Forestville. Match the Door County lines and acreage to the FEMA view, since flood maps don't draw property lines in detail.
Finding the tract on the Door County map
The county's own public map is the Door County parcel viewer, and it opens without an account for parcels in Brussels and the rest of the county. Most people track down their Door County tract fastest by searching an address in Baileys Harbor, then clicking the outline. Our Door County, WI page keeps the official link and the maps next door to Baileys Harbor in one place.
High, moderate and minimal risk in Door County
For a lot in Forestville, 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. Where a Door County tract shows Zone AE, there's a base flood elevation to compare a building against; in Zone A there is not one. Shaded Zone X around Forestville sits in the moderate band between the 100-year and 500-year floods. Unshaded X (or C) on the Door County panel means minimal risk.
Where water shapes land in Door County
In Door County, look closest at tracts along Sturgeon Bay Shipping Canal and Mackaysee Lake. On many properties around Forestville, the zone covers the low ground by the water while the homesite near the road is outside it. A low spot on a Door County tract outside any mapped zone, which is why it is worth walking the ground after a heavy rain.
Where Door County land records are kept
Deeds and recorded plats for Door County are filed with the Register of Deeds. In Wisconsin each county Register of Deeds, including the one in Door County, records and indexes real estate documents. A deed book and page or instrument number on the county record is the quickest route to order the document for a lot in Baileys Harbor.
From Sturgeon Bay to the back roads
Town lots cluster around Sturgeon Bay, the county seat, and Egg Harbor, Ephraim, Forestville, and Sister Bay. Unincorporated communities in the county, including Ellison Bay, Little Sturgeon, and Carlsville, display up as small groups of parcels along the roads. Door County had an estimated 30,562 people in 2023 (Census Bureau), spread across about 482 square miles. Platted neighborhoods near Brussels give way to rural acreage elsewhere in the county. Door County was organized in 1851, so deeds for older farms near Egg Harbor can run back a long way.
Near the Door County line
Door County borders Benzie County, MI, Delta County, MI, Leelanau County, MI, Menominee County, MI, and Brown County, and each keeps its own parcel map and records. Our Wisconsin page links each map neighboring Door County.
Flood insurance and building rules in Door County
Lenders watch the zone closely on Door County properties. When a Door County home is mapped in a high-risk zone and secures a loan from a federally regulated or insured lender, the lender must require flood coverage, as long as Door County or the town participates in the NFIP. Outside the A zones around Brussels, federal rules don't require a policy; pricing a policy for land near Brussels is still worth a call. If a building near Brussels sits above the flood line, the landowner can ask FEMA for a Letter of Map Amendment (LOMA); a surveyor near Brussels can supply the elevation data. Building or filling inside a mapped zone near Forestville generally needs a floodplain permit, and the building office serving Brussels explains the steps.
Door County, WI: common questions
My house near Forestville is in Zone X. Is insurance required?
For a Zone X house near Forestville, federal rules don't require flood insurance; buying it is still a choice worth pricing.
Can I build in a flood zone in Door County?
Often, but local floodplain rules apply; ask the county or town building office in Brussels well before you buy.
My lot in Brussels shows Zone AE. What does that mean?
Yes, a parcel near Forestville in Zone AE is high risk: a 1-percent-annual-chance floodplain where FEMA lists a base flood elevation.
What is a base flood elevation for a Door County property?
Near Forestville, the BFE is the height floodwater is expected to reach in the 1-percent-annual-chance flood, and a surveyor compares the building near Brussels to it.
Is there a floodplain layer in the Door County parcel viewer?
Some county viewers carry a flood layer, but FEMA's Flood Map Service Center is the official source for Door County.
Where do I get an elevation certificate in Door County?
Hire a professional surveyor or engineer who works in Door County; ask the local floodplain office first in case one exists.
Open the official Door County, WI parcel map Door 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.