North Dakota
Buying Land in Williams County, North Dakota
Home to Williston, the epicenter of the 2006-2015 Bakken oil boom. Williams County today is a genuinely different place to research than the boomtown headlines from a decade ago suggest -- still North Dakota's second-largest oil producer, but with Williston's population plateaued rather than surging, a zoning system split between the county and the city's own one-mile extraterritorial reach, and a set of very current 2024-2026 changes (data centers newly allowed in the Agricultural district, a tightened wind-turbine setback, and a decade-old development restriction just lifted) worth knowing before you buy.
Zoning: a countywide ordinance for unincorporated land, backed by a Home Rule Charter, bounded by Williston's one-mile reach
Williams County's Planning and Zoning Division regulates land use and subdivisions in the county's unincorporated areas under a Zoning Ordinance and Subdivision Regulations originally adopted by the Board of County Commissioners in September 2015. Notably, that ordinance draws its authority not just from the standard state zoning statutes (North Dakota Century Code chapters 11-17.1, 11-33, and 11-33.2) but also from the Williams County Home Rule Charter -- approved by county voters in June 2006 and updated as recently as April 2026. Home Rule status gives the county somewhat broader latitude to tailor its own governance and regulatory structure than a standard-authority county, which is worth knowing as background even though the day-to-day zoning process (Planning and Zoning Commission review, public hearings, county commission approval) works much like it does elsewhere in the state. The ordinance itself is a living document -- it was amended in August 2024 to add Data Centers as a conditional use in the Agricultural district and to adjust how Conditional Use Permits for an additional single-family residential dwelling can transfer between owners.
The more practically important wrinkle for a land buyer is that Williams County's zoning authority stops at the edge of Williston's reach. The City of Williston's Planning and Zoning department governs not only land inside the city limits but also a full one-mile extraterritorial jurisdiction (ETJ) around the city -- a joint city/county/state planning relationship formalized through a Williston-Williams County regional comprehensive plan process that began in 2015. That means a parcel sitting on what looks like ordinary unincorporated county land, if it's within roughly a mile of Williston's boundary, may actually be subject to the city's zoning ordinance and permitting process rather than the county's. Before assuming county rules govern a parcel near Williston, confirm with both the county Planning and Zoning Division and the City of Williston Planning and Zoning department which one actually has jurisdiction.
Oil country today: still the state's #2 producer, with Williston's growth curve now a plateau, not a climb
Williams County is still very much oil country. As of 2025-2026 data, it remains North Dakota's second-largest oil-producing county behind McKenzie, with output exceeding 150,000 barrels per day, and the top five producing counties statewide -- McKenzie, Williams, Dunn, Mountrail, and Divide -- together account for roughly 97% of all North Dakota oil production. That's a meaningfully different framing than either "the boom is history" or "Williams County is still exploding with growth": production here is substantial and ongoing, even though the frenetic, headline-driving expansion phase of roughly 2010-2015 has passed.
Williston's population trajectory tells that same story concretely. The city grew from about 12,500 residents in 2000 to a boom-era peak estimated near 40,000 around 2015, driven directly by Bakken development -- a period marked by severe housing shortages and the well-documented rise of temporary "man camp" workforce housing, which the City of Williston moved to phase out within its own city limits through ordinance action around 2015-2018 after litigation with housing operators. By the 2020 census, Williston's population had settled to roughly 29,000-29,500, and more recent estimates and projections for 2025-2026 run in that same range or slightly below it -- meaning the city's population has plateaued rather than continuing to climb. Williams County as a whole has kept growing more steadily (40,950 at the 2020 census, an estimated ~41,767 by 2025), which suggests that whatever continued growth is happening is spreading beyond Williston's city limits into the surrounding county -- relevant context if you're evaluating land near, but not inside, the city.
What changed recently: a tighter wind-turbine setback, data centers in the Ag district, and a lifted development restriction
Three concrete, dated changes are worth knowing rather than assuming the county's rules are static. First, wind energy: in July 2026 the Williams County Commission voted 3-1 to raise the standard turbine setback from dwellings from 1,400 feet to a full mile (5,280 feet), following a citizen-initiated amendment process that started with a resident's request at the Planning and Zoning Commission's April 2026 meeting and moved through a six-member study committee; the adopted version reportedly carves out an exception so the setback does not apply to permanently unoccupied structures. Second, data centers: an August 2024 zoning amendment added "Data Centers" as a conditional use in the county's Agricultural district -- a change that tracks a real, current industry push (including a Bakken Energy/Armada partnership for containerized, portable AI data centers) to site power-hungry computing infrastructure in the oil patch specifically to consume natural gas that would otherwise be flared, alongside utility-scale generation investment like Basin Electric's Bison Generation Station project in the county.
Third, and more narrowly relevant if you're looking east of Williston specifically: in July 2026 the county commission voted to lift a development restriction that had been in place for roughly a decade on land east of the city. That restriction dated to a 2013-2016 joint planning effort among the county, the City of Williston, and the North Dakota Department of Transportation to study a possible eastern bypass route around heavy oilfield truck traffic; the three parties agreed in November 2025 that they lacked the shared funding or interest to pursue the bypass, clearing the way to lift the restriction. If you're evaluating a parcel in that area, this is a genuinely new development worth factoring in -- land that was constrained by a pending-infrastructure-study restriction for a decade may now be open to uses that weren't previously available.
Who to Call Before Buying Land in Williams County
We could not independently verify a direct phone number for the Williams County GIS Department separate from its website (williamsnd.com/departments/gis/) and open-data portal; the overweight/oversize load permitting phone listed above reaches the third-party LoadPass system rather than a county Highway Department line directly, per county documentation. For any parcel within Williston's city limits or its one-mile extraterritorial jurisdiction, planning, zoning, and building matters are handled by the City of Williston's own Planning and Zoning department (not listed here as a county contact), not Williams County -- confirm jurisdiction before contacting either office.
Planning & Zoning
Williams County Planning and Zoning Division
Zoning district lookups and permitted-use questions for unincorporated county land, subdivision review, conditional use permits (including Data Center and additional single-family dwelling CUPs), and the wind-turbine setback ordinance.
Building & Permitting
Williams County Development Services -- Building Division
Building permits, building inspections, and property addressing for land outside a city's jurisdiction in Williams County.
Assessor / Property Tax
Williams County Assessor / Director of Tax Equalization
Current assessed value and property tax questions for a specific parcel.
Recorder / Clerk / Land Records
Williams County Recorder
Recorded deed, easement, mineral-lease, and plat history for a specific parcel.
Septic / Onsite Wastewater
Upper Missouri District Health Unit -- Williams County Office
Onsite sewage system (septic) permitting and environmental health services for Williams County -- a four-county district office (Divide, McKenzie, Mountrail, and Williams).
Roads / Driveway / Access
Williams County Highway Department / LoadPass
Overweight and oversize load permits for county and township roads (LoadPass system) and current seasonal road weight restrictions.
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Sources
- Planning and Zoning Division - Williams County, ND — Williams County, North Dakota Government (accessed 2026-09)
- Zoning Ordinance and Subdivision Regulations - Williams County, ND — Williams County, North Dakota Government (accessed 2026-09)
- About - Williams County, ND (Home Rule Charter) — Williams County, North Dakota Government (accessed 2026-09)
- Williston Williams County Regional Plan — City of Williston, North Dakota Government (accessed 2026-09)
- City board votes for 1-mile ETJ — Williston Herald (accessed 2026-09)
- Williams County Commission approves 1-mile wind turbine setback in 3-1 vote — Williston Herald (accessed 2026-09)
- Williams County votes to end decade-long development restriction outside Williston — Williston Herald (accessed 2026-09)
- Micro data centers are coming to North Dakota's oil patch. What are they? — Grand Forks Herald / InForum (accessed 2026-09)
- Growing Local Power Demand Leads Push for Bakken Infrastructure — East Daley Analytics (accessed 2026-09)
- Williams County, North Dakota — Wikipedia (Census-sourced population and land-area figures) (accessed 2026-09)
- How a population boom changed North Dakota's housing markets — Federal Reserve Bank of Minneapolis (accessed 2026-09)
- From Boom to Bust to Balance: Williston through the years — KX News (KXNET) (accessed 2026-09)
- Top Oil-Producing Counties in the Williston/Bakken Basin (2025 Update) — Novi Labs (accessed 2026-09)
- Contact the Assessor's Office - Williams County, ND — Williams County, North Dakota Government (accessed 2026-09)
- Contact Recorder's Office - Williams County, ND — Williams County, North Dakota Government (accessed 2026-09)
- Upper Missouri District Health Unit — Upper Missouri District Health Unit (accessed 2026-09)
- Williams County ND - LoadPass Permits — LoadPass / North Dakota Township Officers Association (accessed 2026-09)
Last reviewed 2026-09