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Homes with Casitas & Guest Houses in Tooele, Utah
Tooele sits about 35 miles southwest of Salt Lake City in Tooele Valley, flanked by the Oquirrh Mountains to the east and the West Desert beyond the Stansbury Range to the west. Home prices here run noticeably lower than the Wasatch Front average — detached single-family homes routinely list in the $350,000–$500,000 range — which means buyers can often afford a property with a casita or separate guest house without stretching into luxury-home territory. That price-to-space ratio is a big part of why multi-generational families, remote workers who need a dedicated office cottage, and investors eyeing a long-term rental unit have all been quietly gravitating toward Tooele over the past several years. The city's growth along the SR-36 corridor has brought newer subdivisions with larger lots, and it's on those quarter-acre-plus parcels where detached guest houses and casitas are most commonly found.
A casita or guest house in Tooele functions differently depending on the buyer. Multi-generational households — a pattern common across Tooele County's tight-knit communities — use them to keep parents or adult children nearby without sacrificing privacy. Others rent the secondary unit to offset a mortgage that's already more affordable than comparable Salt Lake County properties. Tooele's climate adds a practical note: summers regularly hit the low-to-mid 90s°F, so a well-insulated, separately climate-controlled guest unit isn't just a convenience, it's a year-round livability question worth asking about before you make an offer. Zoning in the city of Tooele generally permits accessory dwelling units on single-family lots, but setback requirements and utility hookup rules vary by parcel, so confirming ADU compliance early in due diligence matters. Browse the active listings below to see what's currently on the market.
June 2026 · Tooele market
Live from the Utah MLS — what's actually happening in Tooele right now.
Median sale
$400,000
52 closed in June 2026
Median DOM
—
listing → contract
Sale-to-list
98.8%
of final list price
Unsold inventory
204
active + pending
6 matching · page 1 of 1
Active listings
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Common questions
About homes with casitas & guest houses in Tooele.
What's the difference between a casita and a guest house in Tooele listings? ▾
Agents use the terms loosely, but generally a casita is an attached or semi-attached suite with its own entrance, while a guest house is a fully detached structure with its own roof and often its own utilities. In Tooele, detached guest houses are more common on the larger Erda and Grantsville parcels, and attached casitas show up more in Stansbury Park and newer Tooele City subdivisions.
Can I legally rent out the casita or guest house as a separate unit? ▾
It depends on the jurisdiction and the unit's permit history. Tooele City allows internal accessory dwelling units in most residential zones with registration, but detached ADUs and short-term rentals have additional rules. Tooele County and Grantsville have their own ordinances, so always confirm the unit is permitted and that the zoning allows the rental type you're planning before closing.
Do guest houses count toward the home's square footage and appraised value? ▾
Permitted, conditioned secondary dwellings typically appraise as additional living area or as a separate ADU contribution to value, depending on the appraiser's approach. Unpermitted conversions usually don't, which can affect financing — lenders sometimes require the unit to be either permitted or excluded from the appraisal. Ask for permit records during due diligence.
How does water service work for a second dwelling on Erda or Grantsville acreage? ▾
Larger lots outside Tooele City limits often rely on shared culinary systems or private wells, and adding a second living unit can trigger an additional connection fee or require proof of adequate water rights. Some Erda properties include secondary irrigation shares as well. The seller's disclosures and the local water company should confirm what conveys.
What price range should I expect for a Tooele home with a true guest house? ▾
Most active listings with a functional secondary dwelling fall in the $500K–$800K range, with custom Erda and Stansbury lakefront properties pushing higher. A modest casita on a standard Tooele City lot can come in under $500K, while detached guest houses on multi-acre parcels with shop space often clear $700K.
Are these properties a good fit for multigenerational living? ▾
Yes — that's one of the most common buyer profiles in Tooele Valley for this type of property. The combination of larger lots, lower price per square foot than Salt Lake County, and a reasonable commute to SLC makes it workable for families housing aging parents or adult children while keeping separate living quarters.