Toole County, MT
Subdividing Land in Toole County, Montana
With no county-wide zoning, Toole County's Subdivision Regulations are the actual land-division rulebook. Whether a proposed split lands on the minor or major track -- and whether it qualifies for an exemption or expedited path -- changes the paperwork, the timeline, and whether the public gets a hearing at all.
This page covers what's specific to Toole County. For the general explanation, see the national guide.
Minor vs. major: two different review tracks under the same regulations
Montana's Subdivision and Platting Act, which Toole County's own regulations implement locally, splits proposed land divisions into minor and major subdivisions, and the practical difference is real. A first minor subdivision -- generally the first time a tract is split off from a larger parcel -- gets a shorter statutory review timeframe and is not required to prepare a full environmental assessment the way a major subdivision is. That's a meaningful head start for a landowner splitting off a single lot to sell or gift, rather than platting a multi-lot development.
The trade-off is that a first minor subdivision still has to provide a summary of probable impacts addressing the state's statutory subdivision review criteria (things like agricultural water user facilities, local services, and the natural environment) -- unless the property sits in a jurisdictional area that has already adopted zoning covering those same criteria. That exception matters directly for Toole County: because the county has no county-wide zoning (see the hub), a minor subdivision here generally cannot skip that impacts summary the way one might in a fully zoned jurisdiction. Budget for that step rather than assuming a minor subdivision is paperwork-free.
No public hearing on a minor-subdivision variance -- but confirm what that does and doesn't cover
One specific, documented feature of Toole County's process: public hearings are not required for variance requests tied to minor subdivisions, a streamlined step compared with the hearing process a major subdivision typically triggers. For a landowner seeking a variance from a specific standard in the regulations as part of a minor-subdivision application, that can mean a materially faster path to a decision than the major-subdivision hearing process would allow. It's worth confirming with the Clerk and Recorder's office exactly which decisions this no-hearing rule reaches -- a variance request is not the same thing as approval of the underlying subdivision application itself, and the two can follow different procedural tracks even within the same minor-subdivision file.
Exemptions and expedited review: ask for the process sheets by name
Toole County publishes, alongside its Subdivision Regulations and fee schedule, separate process sheets specifically for exemptions, expedited review, and minor subdivisions. That's useful because Montana's Subdivision and Platting Act recognizes a category of transactions -- certain family transfers, relocations of a common boundary, and other statutorily defined divisions -- that are exempt from full subdivision review entirely, even though they still create a new legal parcel. An exemption is not automatic just because a transaction sounds like a family sale; it has to fit the specific statutory category and typically gets recorded with a certificate of survey noting the exemption claimed.
If you're buying a parcel that was created through one of these exemptions rather than full subdivision review, ask specifically which exemption was claimed and pull the certificate of survey from the Clerk and Recorder -- some exemption categories (family transfers among them) carry restrictions on how soon or to whom the resulting parcel can be resold, and those restrictions travel with the land, not just the original transaction. The expedited-review process sheet, separately, is the one to ask for if your own proposed division might qualify for a faster track than a standard major subdivision without meeting a full exemption.
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- Toole County Subdivision Regulations (as amended and adopted December 18, 2023) — Toole County, Montana Government (accessed 2026-09)
- Clerk and Recorder — Toole County, Montana Government (accessed 2026-09)
- MONTANA'S SUBDIVISION AND SURVEYING LAWS AND REGULATIONS — Montana Association of Counties (accessed 2026-09)
- DRAFT Montana Model Subdivision Regulations — State of Montana (model regulations, hosted by Custer County) (accessed 2026-09)
Last reviewed 2026-09