Unincorporated Saguache County, Colorado requires a building permit for built and prebuilt structures of any size, including storage containers, greenhouses, and temporary structures kept on the property for more than two weeks1. The county has no general countywide zoning and has not adopted a building code, but one zoned district and private subdivision restrictions exist234. Rural homes need a county-approved onsite wastewater system56.
At a glance
- Building permit
- Required for built and prebuilt structures regardless of size; listed exceptions include fences and roof replacement1
- Zoning
- No general countywide zoning; one zoned district and some private restrictions exist24
- Septic permit
- Required through the Land Use Office; $400 new install, $250 repair/modification78
- RV living
- Temporary during active construction only; county sources conflict on the allowed duration910
- Minimum home size
- 150 sq ft for one person, plus 100 sq ft per additional household member11
- Owner-builder
- A general building-permit exemption could not be confirmed; ask the Land Use Department12
- Domestic well
- A state well permit is generally required; manufactured-home placement also needs water-service documentation1314
- Property taxes
- About 0.3% effective rate; median bill near $679/yr1516
Who to call
Planning & zoning
Saguache County Land Use Department
Building/construction permits, zoning and Land Development Code administration, septic (OWTS) permits and inspections, addressing, subdivision, and code enforcement for unincorporated Saguache County
505 3rd Street, P.O. Box 326, Saguache, CO 81149
Roads & driveways
County road maintenance and access/driveway permits for Saguache County-maintained roads
P.O. Box 476, 305 3rd Street, Saguache, CO 81149
Contact details are copied from each office’s official page and were checked against it on September 29, 2026.
Do you need a building permit in Saguache County, Colorado?
Yes. Unincorporated Saguache County requires a building permit for every built or prebuilt structure regardless of size, including storage containers and greenhouses; a temporary structure is included after more than two weeks on the property1. The listed exceptions are fences, roof replacement, roof-mounted residential solar, and a residential solar stand1. Saguache County has not adopted a building code, but Colorado electrical, gas, and plumbing permits remain required and final approvals must be submitted to the Land Use office3. The published county fee is $0.25 per square foot plus a $100 administration fee17. A structure used strictly for agriculture may qualify for an exemption, but an accessory structure on a vacant parcel generally must wait until a permitted residence is completed18.
Who is the Saguache County building department, and how do you reach them?
The Saguache County Land Use Department is the first stop for building and septic permits, addressing, and administration of the Land Development Code in unincorporated Saguache County11. Reach the department at 719-655-2321 or visit 505 3rd Street, Saguache, Colorado; mail goes to P.O. Box 326, Saguache, CO 8114911. Building setbacks are 10 feet from property lines and 25 feet from the edge of a public-road or other easement19. The county FAQ lists a minimum residence size of 150 square feet for one person, increasing by 100 square feet for each additional household member11. A physical-address application also requires an access permit from the agency controlling the approach: County Road & Bridge, CDOT, the Forest Service, or BLM20. For a county-road approach, call Saguache County Road & Bridge at 719-655-255421.
Does Saguache County have zoning?
Saguache County does not have general countywide zoning in its unincorporated territory, but the county identifies one zoned district plus subdivisions with covenants, an HOA, and a POA24. Parcel-specific private restrictions and municipal rules can therefore change the answer even though most unincorporated land is not zoned22. No general county building-height or lot-coverage limit could be confirmed; ask the Land Use Department about the parcel and any special district before relying on the absence of countywide zoning. Building-permit rules still apply, and the standard setbacks are 10 feet from property lines or 25 feet from an easement edge119. A land division creating parcels of at least 35 acres falls outside the county code's subdivision definition only if none is intended for multiple owners23.
How do septic permits work in Saguache County?
Rural residences in unincorporated Saguache County require a county-approved onsite wastewater treatment system, and the Saguache County Land Use Office issues the permit7. Submit the septic application with supporting documents such as the soil test and engineered design; the permit lasts one year from receipt, with fees of $400 for a new installation and $250 for a repair or modification8. After installation, schedule the final inspection before covering or using the system and give Land Use at least 48 hours' notice; the county charges $0.70 per mile whether the inspection passes or fails24. Saguache County does not allow a composting or incinerating toilet in place of septic unless an approved OWTS is installed first25. Only 5.8% of county soils are rated without severe limitations for a conventional drain field, so make soil testing and system design a purchase contingency26. The county's one-acre buildability guidance does not clearly establish a countywide minimum lot size; ask Land Use about the parcel11.
Can you live in an RV or tiny home on your land in Saguache County?
Saguache County allows a temporary RV permit only after the onsite wastewater system has been installed and approved and while a construction permit is active; an RV, camper, or tent may not be a permanent residence10. The county FAQ says the RV permit can last for the construction permit's three-year life, but Article XIII limits RV occupancy during construction to 60 total days, so obtain a written duration from the Land Use Department before planning a stay109. The Land Development Code separately says an RV or vehicle used as a permanent residence must follow mobile-home rules, creating another reason to confirm the county's interpretation before moving in27. Colorado-approved tiny homes can be used for long-term living after state plan approval, compliance with applicable codes and local requirements, and certification for the installation site28. Saguache County's specific tiny-home occupancy treatment could not be confirmed, so state approval does not replace county review.
Building a home in Saguache County: the steps, in order
- Ask the Land Use Department to confirm parcel buildability, the one zoned district, private covenants, setbacks, and any parcel-specific review419.
- Verify legal access and obtain the access permit required for addressing from County Road & Bridge, CDOT, the Forest Service, or BLM, as applicable20.
- Apply to the Colorado Division of Water Resources for the appropriate well permit and verify any augmentation requirement13.
- Submit the soil test, engineered design, and septic application to Land Use before installation8.
- Submit a complete construction-permit application and the required fee before construction begins; incomplete applications are not processed29. Arrange the separate state-required electrical, gas, and plumbing permits3.
What to check before you buy land in Saguache County
Verify water before closing: Colorado generally requires a well permit, and priority or location can also create an augmentation requirement13. Manufactured-home placement requires a well permit, water-court decree, or another water-service agreement14. Saguache County averages 15.8 inches of precipitation a year and has experienced severe drought in 27.8% of years, making the proposed water supply central to due diligence3132. Only 5.8% of county soils are rated without severe limitations for a conventional septic drain field, so obtain the soil evaluation and realistic system cost before treating a parcel as buildable26. Federal land covers 74.3% of the county, while the county warns that access is not guaranteed; verify recorded easements and the agency controlling the approach3320. Confirm whether the road is publicly maintained with Road & Bridge. The effective property-tax rate is about 0.3%, the median annual property-tax bill is about $679, and typical annual home insurance is about $1,380151634. Floodplain development rules for a particular parcel could not be confirmed; ask Land Use before designing within mapped flood-prone land.
Watch-outs
- Saguache County has no general countywide zoning, but one zoned district, private covenants, setbacks, and building-permit requirements can still control a parcel24191.
- Saguache County sources agree that an RV cannot be a permanent residence but conflict between a 60-day occupancy cap and a three-year temporary-permit term; get the allowed duration in writing from Land Use910.
- The county FAQ's one-acre buildability guideline does not establish a countywide minimum-lot-size rule; ask the Land Use Department to confirm the parcel and proposed OWTS before buying11.
Sources
- Land Use, quoted and re-checked
- Land Use, quoted and re-checked
- Land Use, quoted and re-checked
- Land Use, quoted and re-checked
- Land Use | Saguache County (2026 county census)
- Land Use, quoted and re-checked
- Land Use | Saguache County, quoted and re-checked
- Land Use | Saguache County, quoted and re-checked
- Saguache County Land Development Code, Article XIII, quoted and re-checked
- Land Use | Saguache County, quoted and re-checked
- Saguache County Land Use Department (saguachecounty.colorado.gov)
- (2026 county census)
- Water Administration (Colorado statewide rule), quoted and re-checked
- Saguache County Land Development Code, Article XIII, quoted and re-checked
- Effective property tax rate: Bolthole Index county data
- Median property tax bill: Bolthole Index county data
- Land Use | Saguache County, quoted and re-checked
- Saguache County Land Development Code, Article XIII, quoted and re-checked
- Land Use, quoted and re-checked
- Land Use, quoted and re-checked
- Saguache County Road & Bridge (saguachecounty.colorado.gov)
- Land Use, quoted and re-checked
- Land Use | Saguache County, quoted and re-checked
- Land Use | Saguache County, quoted and re-checked
- Land Use, quoted and re-checked
- Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
- Saguache County Land Development Code, Article XIII, quoted and re-checked
- Consumers of Manufactured Homes and Tiny Homes - HUD (Colorado statewide rule), quoted and re-checked
- Saguache County Land Development Code, Article XIII, quoted and re-checked
- Land Use | Saguache County, quoted and re-checked
- Annual precipitation: Bolthole Index county data
- Share of years in severe drought: Bolthole Index county data
- Federal land share: Bolthole Index county data
- Typical home insurance premium: Bolthole Index county data
Written September 29, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.