Idaho · FIPS 16027 · County seat: Caldwell
Canyon County, ID GIS & Parcel Viewer
Looking for lot lines or a parcel number in Canyon County, ID? The quickest route is the Canyon County ArcGIS parcel map, the county parcel map we keep on file for this county. We link straight to it and add a few tips for getting around.
Open the Canyon County parcel map ↗
Opens maps.canyonco.org in a new tab. We link out and never embed or copy parcel data.
Quick facts
| Official map | Canyon County ArcGIS parcel map |
|---|---|
| Type | County-run map |
| Website | maps.canyonco.org |
| Access | Free, no login (checked Oct 2026) |
| County seat | Caldwell |
| Population | 257,674 (2023 Census Bureau estimate) |
| Land area | 587 sq mi |
| FIPS code | 16027 |
Who runs this map
This map is published by or for Canyon County itself, so it reflects the local parcel layer rather than a third-party copy. When we tested the link in October 2026 it opened with no login and no fee.
Searching for a parcel, step by step
- Click the button above and wait for the Web AppBuilder viewer to load. Some counties show a terms screen first.
- Search by street address, owner or parcel ID if the search box offers those options.
- Click a lot on the map to read its attributes.
- Turn on aerial imagery from the basemap tool and use the layer list to add things like zoning or flood zones when they're published.
Have a tax bill handy? The parcel or account number on it is usually the fastest way to search.
The county in brief
Census Bureau figures put Canyon County at about 257,674 people (2023 estimate) on roughly 587 square miles of land, which is about 439 residents per square mile. By population it ranks 2nd of 44 counties in Idaho. The county seat is Caldwell.
Neighboring counties
Canyon County shares a border with the counties below. Each link has its own official map:
Our longer guides
Before you rely on the lines
The lines you see online are approximate. They're good for finding a lot and its parcel number, but a legal boundary question needs the recorded plat or a surveyor.