County · code 30071
Phillips CountyMontana
Phillips County is a county in Montana with its seat in Malta, formed in 1915.
- Founded1915
- County seatMalta
- Named forBenjamin D. Phillips
- Land area5,140 sq mi + 72 sq mi water
- Population4,217 2020 Census
- Parcels mapped14,687 checked 14 October 2026
Where it is
Phillips 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
Formed in 1915 from Blaine County and Valley County
An old deed may name a county that no longer exists, or a boundary that has since moved.
Phillips County was created in 1915 by petition and election from Blaine County and Valley County. The county was named after Benjamin D. Phillips.
- 1915Phillips County created Phillips created by petition and election from Blaine and Valley. · Mont. Rev. Code 1921, sec.4338/pp. 1599-1601; Burlingame, 17-19
Land and parcels
What the maps cover in Phillips
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 14,687 parcels. Drawn for tax purposes: usually within a few feet of a survey, but not a survey.
checked 14 October 2026 -
Address points Official
One point per address, 3,019 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
Phillips 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
Phillips 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 Phillips County.
See your own lot on these maps
Open Phillips 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 Phillips County
- When was Phillips County founded?
- Phillips County was founded in 1915, formed from Blaine County and Valley County, and named after Benjamin D. Phillips.
- What is the county seat of Phillips County?
- The county seat of Phillips County is Malta.
- Is there an online parcel map for Phillips County?
- Yes. A public source publishes a parcel map of 14,687 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
- Has Phillips County's boundary or name changed?
- Phillips County was created in 1915 from Blaine County and Valley County. 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 Phillips County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.
Nearby