







A free site visit, a check of what your lot allows and a written, line-item price.
Get your free estimateADU Company in Clovis, CA
Adding an ADU or home addition on a Clovis lot is usually a smooth approval process compared to surrounding Central Valley cities, but the heat changes everything. Clovis housing stock runs heavily to single-story ranch homes on generous lots, and the real variable is designing for 100°F summers without overspending on HVAC. If you’re weighing a detached ADU, a room addition, or a garage conversion, call Sutton ADU Fresno at (559) 785-0627 and we’ll walk you through what fits your lot and your budget.
Why Clovis Homes Are Different

Clovis neighborhoods like Sierra Vista and Tarpey Village were built with space most cities stopped offering decades ago. Lots in these areas often run over 7,000 square feet, with wide side yards and deep rear setbacks that give an ADU room to breathe without triggering variance requests. That’s a genuine advantage when you’re planning a detached unit, because you’re not fighting the property line the way you would in an older, tighter neighborhood.
The trade-off is the sun. Clovis gets more than 100°F regularly from June through September, and a poorly insulated ADU becomes a box you can’t use for four months a year. High-efficiency insulation, cool roofing, and a properly sized minisplit are not upgrades here. They’re the baseline. Mild winters help offset the cost, since heating loads stay light and you can put more of the budget into the cooling side and the building envelope.
Our Main Clovis Services
Most Clovis homeowners call us about one of three things: expanding the existing footprint, building a separate unit in the backyard, or adding a single room that solves a specific problem. Each service gets its own page here, with local pricing and Clovis-specific conditions.
Home Addition Contractor in Clovis
A full home addition in Clovis usually means extending out the back of a 1960s-to-1990s ranch, tying into stucco exterior walls, and matching a composition shingle roof line. The flat lots make foundation work straightforward, but the summer heat means we sequence exterior work in the mornings when we can. We’ll write you a fixed price before any tools are lifted. See Home Addition Contractor in Clovis for local ranges and timelines.

ADU Builders in Clovis
Detached ADUs work well here because Clovis backyards were built for them: wide, flat, and usually clear of major grading problems. The city’s ADU approval path is direct, and the main design choices come down to orientation, insulation, and window placement so the unit doesn’t turn into a solar oven. We work with prefab lines like Abodu and Dvele alongside stick-built options. Details on pricing and the process are on our ADU Builders in Clovis page.

Room Addition Contractor in Clovis
A single-room addition in Clovis tends to be a home office, a first-floor bedroom for an aging parent, or a playroom that keeps toys out of the living room. The structural work is usually less involved than a full addition, but the insulation and cooling story is the same: build for July, not January. We’ll give you a written price before work starts. Read more at Room Addition Contractor in Clovis.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Brands We Service in Clovis
We install and finish prefab ADUs from Abodu, Dvele, and Cover, plus we handle Tuff Shed conversions and James Hardie cladding on stick-built additions. Turnaround varies by the brand’s factory schedule and Clovis permitting lead times. See our brands for a fuller look at what we work with.
Pricing for ADU Company in Clovis, CA
| Service | Typical range in Clovis |
|---|---|
| Detached ADU (400 – 600 sq ft) | $180,000 – $260,000 |
| Detached ADU (600 – 800 sq ft) | $220,000 – $320,000 |
| Garage conversion ADU (existing structure) | $110,000 – $180,000 |
| Prefab ADU (Abodu, Dvele, Cover) | $160,000 – $280,000 before site work |
| Full home addition (300 – 500 sq ft) | $120,000 – $200,000 |
| Full home addition (500 – 800 sq ft) | $160,000 – $260,000 |
| Primary suite addition | $140,000 – $220,000 |
| Single room addition (150 – 250 sq ft) | $70,000 – $120,000 |
| Site work, foundation, utility connections | $15,000 – $45,000 |
What pushes the number up in Clovis: upgrading to high-efficiency insulation and cool roofing for the summer heat, relocating or upgrading the electrical panel for the added load, and any work close to alley-facing setbacks in older neighborhoods. Whatever the final figure, you’ll see it in writing before we start, and the 365-Day Done Right Promise covers workmanship for a full calendar year from project completion.
Neighborhoods We Serve in Clovis
We work across Clovis, from the established mid-century blocks to the newer developments on the north and east edges of the city. Scheduling a free estimate is usually quick, and the typical response window across the Clovis area is one to two business days for a site visit.
- Sierra Vista
- Tarpey Village
- Area around Clovis High School
- Old Town Clovis
- North Clovis developments
Service Area – Cities Near Clovis
If you’re just outside Clovis, we also cover surrounding Central Valley communities. See our pages for Fresno, CA, Sanger, CA, Fowler, CA, and Madera, CA for details on service in those areas.
Serving Clovis, CA - Our Local Coverage Area
We’re based in the Clovis area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About ADU Company in Clovis

Yes, all ADUs and home additions in Clovis require city permits. The good news is the city’s ADU approval process is generally straightforward, and we handle the permit set, submittals, and inspections as part of every project. Call (559) 785-0627 to have us look at your lot and give you a straight answer on what your specific permit path looks like.
Most detached ADUs and home additions in Clovis run four to seven months from permit submittal to final inspection, depending on the project’s size, the factory schedule if you go prefab, and how crowded the city’s building department queue is. We’ll give you a written timeline with your price.
Some Clovis neighborhoods have active HOAs, and we’re used to working within their architectural review rules. We’ll flag any HOA process early so you know what to expect before you spend anything. The written price we give you covers the build; the HOA application is usually a separate homeowner step we’ll help you prepare for. Call (559) 785-0627 to talk it through.
What happens when you call
- 1A real person answersNo phone trees - talk to a local adu pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Clovis Customers Say
"Insulated the walls and ceiling properly. It stays comfortable even in July."
- Tamika W."Great build and clear weekly updates. Plumbing inspection got pushed a week because of the city, which wasn't their fault, but it set us back a bit."
- Lucia P."Itemized estimate with allowances laid out. Final cost was within a hair of the quote."
- Naomi R.




