Blog · October 14, 2026 · Idaho
Boundary County Flood Zone Map (Idaho)
How to check whether a property in Boundary County sits in a FEMA flood zone, and what the answer means for a buyer near Copeland.
Main page: Boundary County, ID GIS & Parcel Viewer (official map link, Boundary County facts and neighboring maps).
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The Boundary County flood zone map question tends to arrive at a bad moment: a lender's letter, an insurance quote, or a permit counter in Bonners Ferry. For any tract in Boundary County, Idaho, the answer affects insurance, permits and resale.
We'll cover finding a Boundary County address on FEMA's map, what Zone A, AE and X mean, how the county viewer fits in, and what to do if the map looks wrong.
Look up the Boundary County flood zone map step by step
Start at the FEMA Flood Map Service Center and enter the property address in Bonners Ferry or anywhere else in the county. Download the FIRM panel FEMA lists as effective for that part of Boundary County. For an irregular lot near Moyie Springs, FEMA's National Flood Hazard Layer viewer draws the zones over aerial imagery; zoom to the property near Moyie Springs and click. Next, the Boundary County ArcGIS parcel map confirms which Boundary County parcel you're looking at. Laying the county parcel outline beside the FEMA shading lists whether a homesite near Moyie Springs sits above or inside the zone.
The county map you'll pair it with
Boundary County publishes its parcels on the Boundary County ArcGIS parcel map, which runs on an Esri ArcGIS web map, free to use for a lot in Moyie Springs or a property near Bonners Ferry. Use the search box for an address in Moyie Springs or a parcel number, or simply zoom in and click a property near Bonners Ferry. Bookmark our Boundary County page too; it tracks the official Idaho link if it moves and lists the maps around Moyie Springs.
Zone A, AE and X in plain English
For a lot in Bonners Ferry, the label matters more than the color: A and V zones are Special Flood Hazard Areas, defined by a 1-percent annual chance of being flooded. A surveyor working near Bonners Ferry uses the base flood elevation printed for AE zones; unnumbered A zones don't have one. If a Boundary County parcel lists shaded Zone X, it is moderate risk, between the 1-percent and 0.2-percent annual chance lines. Unshaded Zone X near Moyie Springs is minimal risk.
Low ground and small streams around Bonners Ferry
A low spot on a Boundary County tract outside any mapped zone, so treat an unmapped channel as a reason to ask questions, not proof the ground stays dry.
Questions to ask before buying in Boundary County
For a house near Copeland, ask the seller for any elevation certificate on file and the current flood insurance declarations page. Then call an insurance agent who writes policies around Moyie Springs and get a quote using the zone and the county parcel address.
Flood insurance and building rules in Boundary County
Lenders watch the zone closely on Boundary County properties. If a house near Moyie Springs falls inside an A or V zone and secures a loan from a federally regulated or insured lender, the lender must require flood coverage, as long as Boundary County or the town participates in the NFIP. Outside the A zones around Moyie Springs, insurance is a choice, not a mandate, although some lenders require it anyway. Where a structure near Bonners Ferry looks higher than the shading suggests, the owner can ask FEMA for a Letter of Map Amendment (LOMA); a surveyor near Moyie Springs can supply the elevation data. New construction in a Boundary County Special Flood Hazard Area has to meet local floodplain rules; the Boundary County floodplain administrator can say what applies.
Quick answers for Boundary County
Is there a floodplain layer in the Boundary County ArcGIS parcel map?
Look for a flood or floodplain layer in the Boundary County viewer, then verify the zone with FEMA.
Who prepares an elevation certificate for a house in Moyie Springs?
Hire a professional surveyor or engineer who works in Boundary County; ask the local floodplain office first in case one exists.
What does Zone AE mean on a Boundary County flood map?
For a Boundary 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 a permit to build in the floodplain near Moyie Springs?
Building in a Special Flood Hazard Area near Moyie Springs most often needs a floodplain permit and may require elevating the structure, so check with the county floodplain administrator.
Where can I see flood zones for land near Bonners Ferry?
Look it up at FEMA's Flood Map Service Center, then match the parcel lines in the Boundary County ArcGIS parcel map; for land near Bonners Ferry, a zone starting with A or V is high risk.
Open the official Boundary County, ID parcel map Boundary 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.