Off-Grid Living in Routt County, Colorado
Routt County has countywide zoning and active permitting for building, septic, and wells, so off-grid living is possible but not a free-for-all. Greywater reuse isn't yet authorized locally, while solar and rainwater barrels under 110 gallons are straightforward.
Is it legal to live off-grid in Routt County, Colorado?
There is no outright ban on living off-grid in Routt County, Colorado - it is legal but regulated. Zoning and land use are restricted, putting a cabin, tiny home, or RV on raw land is set locally and vary by area, and building permits are restricted. Plan around septic/wastewater (restricted) and disconnecting from utilities (set locally and vary by area). Because these rules are set locally, confirm the specifics with Routt County before you buy land or build.
The verdict for Routt County
- Zoning: Restricted
- Dwellings, tiny homes: Varies locally
- Building permits: Restricted
- Septic: Restricted
- Greywater reuse: Restricted
- Rainwater harvesting: Restricted
- Private wells: Restricted
- Living disconnected from utilities: Varies locally
Routt County at a glance
Who to call in Routt County
- Planning Routt County Planning Department (970) 879-2704
- Building permits Routt County Regional Building Department (970) 870-5566
- Septic and health Routt County Department of Environmental Health (970) 870-5400
- Wells and water Colorado Division of Water Resources, Division 6 Engineer's Office
Offices named on official pages during research. Phone numbers appear only when the official page showed one; confirm hours and jurisdiction before you drive out.
I've been digging into what it actually takes to live off-grid in Routt County, Colorado, and the short version is: this is not a "no rules" county. Unlike some western counties that never adopted zoning, Routt County has countywide zoning under its Unified Development Code, administered by the Routt County Planning Department. That covers all of unincorporated Routt County, split into 14 zone districts, each with its own permitted uses, setbacks, lot size minimums, and structure height limits. If your land sits inside Steamboat Springs, Hayden, Oak Creek, or Yampa town limits, the town's own code governs instead, so always confirm which jurisdiction your parcel falls under.
On dwellings, Routt County has actually put out a specific tiny-home policy, which tells me they've thought about this more than most counties. A tiny house on a foundation needs a standard building permit through the Routt County Regional Building Department, same as any manufactured or factory-built home. If you'd rather go the wheels route, you can register the unit as an RV (ANSI-RVIA certified, self-contained, licensed with the DMV, and it has to stay on wheels, no blocks or tie-downs). Either path still requires you to loop in Planning and Zoning, plus whoever has jurisdiction over sanitation, electric, and water for that parcel, before you move in.
The Building Department handles all building, electrical, mechanical, gas, plumbing, and solar permits for the whole county, including the towns. There's a foundation-only permit path, but full approval on septic, well, and Planning and Zoning sign-off are generally required submittals before that goes through.
Septic is where things get formal: Environmental Health issues On-Site Wastewater Treatment System (OWTS) permits, following the state's Regulation 43, and as of 2025 the county also requires OWTS installers and inspectors to be registered locally. Composting toilets aren't clearly addressed in what I found, so I'd call Environmental Health directly on that one.
Greywater is a case where Colorado's system is opt-in for counties, and Routt hasn't adopted a program allowing it yet, so treat greywater reuse as restricted here for now. Rainwater harvesting falls back to the statewide Division of Water Resources rule: barrels up to a combined 110 gallons are permit-free, and larger rooftop collection is possible only under a Rooftop Precipitation Collection Permit tied to an exempt well.
Wells need a State Engineer permit from the Division of Water Resources before drilling, and some rural Routt subdivisions have had well-permitting headaches tied to over-appropriation in the Yampa and Elk River basins, so double-check with the Division 6 Engineer's Office. Living fully off-grid isn't banned outright, and accessory solar is allowed by right countywide, but every individual system, septic, well, building, still needs its own permit.
Routt County in numbers
- Worst-month sun
- 4.5 peak hours/day (5.6 annual average)
- Heating degree days
- 10,805
- Precipitation / snow
- 28.39 in / ? in a year
- Elevation
- 8,225 ft
- Supermarket
- B&F Mountain Market · 6.0 mi
- Hospital
- Denver Health Medical Center Emergency Department Trauma Center · 33.4 mi
- Fire station
- Sugar Loaf Fire Protection District Station 3 · 2.6 mi
- Hardware
- Ace Hardware · 6.0 mi
Open the full site report for this spot →
30-year climate normals for the nearest ZIP and distances from the town center; a specific parcel will differ. Run the site report on an address for its own numbers.
Planning a build in Routt County
The rules above decide what you may build. The numbers below decide what you will have to build, and they come from this place rather than from a national average.
Solar: size for the worst month, not the average
Routt County averages 5.6 peak sun hours a day across the year, but its worst month averages 4.5. That is a drop of about 19 percent. An array sized on the annual figure will therefore come up short in the worst month by roughly that much, in the season when lights, pumps, and heating fans all run hardest.
Put another way, meeting the same daily load in the worst month here takes about 1.2 times the array that the annual average implies, or a generator and the fuel budget to run it. Neither is wrong; what is wrong is discovering the gap in the first winter. The solar calculator runs this arithmetic against your own load list, and lesson four covers building that list before buying panels.
Heat: 10,805 heating degree days
That is a severe heating season, where the building envelope matters more than any appliance you can buy. Heating demand at this level dwarfs everything electrical in the house, which is why almost nobody here heats with electricity from a battery bank.
As a rough order of magnitude, a small, reasonably insulated cabin heated mainly with wood in a climate like this tends to burn in the region of 9.0 cords a season, with the real figure swinging widely on insulation, house size, and how you burn. Treat that as a bracket for planning your woodshed rather than a promise, split and stack a season ahead, and check with a moisture meter before burning. The firewood calculator and heat-loss calculator narrow it down from your own building.
Water: what the roof would actually catch
Routt County receives about 28.4 inches of precipitation a year. A 1,000 square foot roof here would shed on the order of 15,034 gallons a year at a realistic 85 percent collection efficiency, before any losses to first-flush diversion, evaporation, or overflow in a heavy storm.
The annual total is the easy part. What sizes a cistern is the longest dry stretch, because catchment is seasonal almost everywhere and a tank that covers the average year can still run empty in August. Check the local rules too: rainwater harvesting is regulated in some states even where it is broadly allowed. The rainwater calculator works from your own roof and rainfall pattern, and lesson three covers why water is chosen before power.
Distance is part of the plan
Measured straight line from the center of Routt County: the nearest fire station is about 2.6 miles away (Sugar Loaf Fire Protection District Station 3), the nearest hospital is about 33.4 miles away (Denver Health Medical Center Emergency Department Trauma Center), the nearest supermarket is about 6.0 miles away (B&F Mountain Market). Road miles will be longer, and in winter longer again.
The fire distance is worth noting before you buy rather than at renewal: insurers commonly rate rural property partly on how far it is from a responding station and from a water source, and some decline off-grid or owner-built structures outright. Ask an agent who writes rural policies what they would need to see, while the answer can still change what you build. Lesson eleven covers the insurance and financing side.
The hospital distance sets what your first aid kit and your medical plan have to cover in the gap, and it is the number to think about before anyone in the household depends on refrigerated medication or mains-powered equipment.
Confirming this for your own parcel
On this page 2 of the eight topics are recorded as unclear or as varying within Routt County: what counts as a dwelling, mandatory utility connection. Those are the calls to make first, because they are the ones where a general answer cannot be trusted for a specific parcel. Ask for the answer in writing where the office will give it, and note the name and the date where it will not.
Where a topic is recorded as settled here (zoning, building permits and codes, septic and sewage, greywater, rainwater harvesting, wells and water rights), the source is cited further down this page. Sources go stale, ordinances get amended, and this site logs corrections publicly rather than editing them away, so if you find something here that no longer matches the county, the corrections page is how to say so.
Before any of those calls, walk the parcel with the land walk checklist and take the questions for the county with you. The parcel check pulls flood, wetland, slope, and access data for a specific parcel and shows its sources, which is a good way to arrive at the office with the questions already framed. Lesson two is the wider version of this list.
Sources
Primary sources (statutes, agencies, municipal documents)
- Routt County, CO, Zoning Regulations www.planning.org
- Routt County Building Department, Planning, Zoning and Permits in Steamboat Springs, CO www.countyoffice.org
Secondary sources (universities, regional bodies)
- Planning, Zoning, and Subdivision - Routt County | CSU Extension extension.colostate.edu
- Water Rights, Quality & Conservation - Routt County | CSU Extension extension.colostate.edu
Only government, statute, municipal, university, and regional-planning sources are listed. Pages used to find an issue but not to substantiate it are not cited. See how this database is researched.
Live here? Help keep Routt County accurate.
Residents, landowners, builders, and town officials: confirm what is right or tell me what is wrong. Every note is checked before it appears. Two minutes, no account.
FAQ
Common questions about off-grid living in Routt County
Can I legally live off-grid on raw land in unincorporated Routt County?
There's no outright ban, but the county's zoning code and building, septic, and well permitting requirements all still apply, so you can't simply skip infrastructure approvals by going off-grid.
Can I put a tiny house on my land in Routt County?
Yes, either as a permitted foundation structure through the Building Department or as an RV-registered tiny home on wheels, but you need sign-off from Planning, sanitation, electric, and water authorities either way.
Is greywater reuse allowed in Routt County?
Not currently. Colorado's greywater program only applies where a county opts in, and Routt County hasn't adopted an ordinance allowing it.
Do I need a permit to collect rainwater in Routt County?
No permit is needed for rain barrels totaling up to 110 gallons under state Division of Water Resources rules; larger rooftop systems require a permit tied to an exempt well.
Are there problems getting a well permit in Routt County?
Some rural subdivisions have faced extra scrutiny because portions of the Yampa and Elk River basins are over-appropriated, so check with the Division 6 Engineer's Office before assuming a permit will be routine.
New here, or not sure where this fits? Start here walks through the whole thing in order.
