Montana · FIPS 30083 · County seat: Sidney
Richland County, MT GIS & Parcel Viewer
Use this page to reach the official statewide parcel map for Richland County, Montana. The button below opens Montana Cadastral (Montana State Library) in a new tab, so you can look up parcels by address, owner or parcel number on the source site itself.
Open the Richland County statewide map ↗
Opens svc.mt.gov in a new tab. We link out and never embed or copy parcel data.
Quick facts
| Official map | Montana Cadastral (Montana State Library) |
|---|---|
| Type | Statewide map (covers all of Montana) |
| Website | svc.mt.gov |
| Access | Free, no login (checked Oct 2026) |
| County seat | Sidney |
| Population | 11,173 (2023 Census Bureau estimate) |
| Land area | 2,085 sq mi |
| FIPS code | 30083 |
About the official source
Richland County doesn't have its own viewer in our directory, so we point you to a statewide map: Montana Cadastral (Montana State Library). Zoom in on Richland County to see its parcels. Because a state agency compiles this layer from local data, check with the Richland County assessor or recorder before relying on a recent change. When we tested the link in October 2026 it opened with no login and no fee.
Searching for a parcel, step by step
- Press the button to load the statewide viewer, then move the map to Richland County.
- Use the viewer's search tool to find an address or parcel, if it has one.
- Click a lot to read its details.
- For deeds, taxes or official copies, take the parcel number to the county's own offices.
Many parcel sites expect owner names last name first. If a full name finds nothing, try just the surname.
Richland County by the numbers
Richland County had an estimated 11,173 residents in 2023, according to the Census Bureau. With about 2,085 square miles of land, that works out to roughly 5.4 people per square mile. By population it ranks 20th of 56 counties in Montana. The county seat is Sidney.
Counties next to Richland County
If the property sits near a county line, the parcel may belong to a neighbor. These counties border Richland County:
Before you rely on the lines
Online parcel lines are drawn for tax and planning use. They can be off by several feet, so use a recorded plat or a licensed surveyor for fences, setbacks or a sale.