County · code 30055
McCone CountyMontana
McCone County is a county in northeastern Montana, with its seat in Circle. It was created on April 1, 1919, from parts of Dawson and Richland counties.
- Founded1919
- County seatCircle
- Named forGeorge S. McCone
- Land area2,642 sq mi + 40 sq mi water
- Population1,729 2020 Census
- Parcels mapped6,759 checked 16 October 2026
Where it is
McCone on the map of Montana
Montana has 56 counties and county equivalents, each with its own records office. Shapes with a page are links.
History
Founded in 1919
An old deed may name a county that no longer exists, or a boundary that has since moved.
McCone County was formed from Dawson County and Richland County, with the act passed on February 20, 1919, and taking effect on April 1, 1919. The county was named after George S. McCone.
- 1919McCone County created McCone created from Dawson and Richland. Act passed 20 February 1919; took effect 1 April 1919. · Mont. Laws 1919, 16th leg., ch. 33/pp. 68-75
Land and parcels
What the maps cover in McCone
Who publishes each layer, how good it is, and when we last checked.
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Parcels Good enough
Lot lines and tax-map numbers for 6,759 parcels from Montana State Library (Montana Cadastral Framework; data from MT Dept of Revenue ORION and five counties). Drawn for tax purposes: usually within a few feet of a survey, but not a survey.
edited 13 October 2026 · checked 16 October 2026 -
Address points Official
One point per address, 1,531 in all from Montana State Library.
edited 13 October 2026 · checked 14 October 2026 -
Buildings Reference
Roof outlines traced from aerial imagery from FEMA Response Geospatial Office with Oak Ridge National Laboratory (ORNL). Good for seeing what is on a lot; not accurate enough to set a fence from.
checked 18 October 2026
- Official
- from the office that keeps the record
- Good enough
- a reliable statewide or national copy
- Fallback
- a guide only; check the official record
- Missing
- nothing public found yet
People and land
McCone by the Census
Source: US Census Bureau, 2020 Census; US Census Bureau, 2020 Gazetteer Files. Not endorsed or certified by the Census Bureau.
Rules and offices
McCone County's official site
We have found the county's site but not its offices yet; start there.
County government
- County government
The official website of McCone County.
See your own lot on these maps
Open McCone County on Parcel Chart's free map and click your parcel. Save it with a free account; the full record of your place (site map, projects, documents) is Pro, in early access.
Questions
Common questions about McCone County
- When was McCone County founded?
- McCone County was founded in 1919, and named after George S. McCone.
- What is the county seat of McCone County?
- The county seat of McCone County is Circle.
- Is there an online parcel map for McCone County?
- Yes. Montana State Library (Montana Cadastral Framework; data from MT Dept of Revenue ORION and five counties) publishes a parcel map of 6,759 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
- Has McCone County's boundary or name changed?
- McCone County was created in 1919. The Atlas of Historical County Boundaries records no boundary change since.
- Is my lot in a flood zone?
- We do not have flood maps for McCone County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.
Nearby