A free site visit, a check of what your lot allows and a written, line-item price.
Get your free estimateADU Company in Fresno, CA
Fresno homeowners add square footage differently than almost anywhere else in California. The city’s older ranch homes sit on wide lots with alley access, the summers push 105 degrees, and the flat terrain means foundation work goes quicker than in the hills east of town. That combination shapes every ADU, room addition, and home addition we build here. If you’re weighing a detached backyard unit or a bump-out on a 1960s Sunnyside rancher, we can give you a written price before any work starts. Call (559) 785-0627 to talk through your lot.
Why Fresno Homes Are Different
Most of Fresno’s housing stock was built between the 1950s and 1980s, and a lot of it is single-story ranch construction on generous lots. That’s a real advantage for ADU work. A detached unit in a Tower District backyard or off the alley behind a Sunnyside home rarely fights the property line the way a tight infill lot would in a denser city. The wide alleys behind many central Fresno neighborhoods are a leftover from the city’s early planning grid, and they’re a gift for anyone who wants a backyard ADU with its own access and parking without tearing up the front yard.
Heat is the other big variable. Fresno summers routinely cross 100 degrees, so insulation and HVAC sizing aren’t optional details. We spec attic insulation and mini-split systems for rooms that actually hold temperature in July. The mild winters, though, keep foundation requirements simpler than in freeze zones, which trims cost and time on most jobs. Add Fresno’s newer ADU ordinance and pre-approved plan options, and a detached build that might stall in other cities moves faster here.
Our Main Fresno Services
The two calls we get most often in Fresno are for detached ADUs and for additions that add a bedroom or a larger living space to the existing house. Each service has its own Fresno page with pricing and local specifics.
Home Addition Contractor in Fresno
A home addition in Fresno usually means extending the footprint of a 1950s or 1960s ranch. Common projects off neighborhoods like Fig Garden and Tower District include adding a primary suite, expanding a kitchen, or building a family room onto the back of the house. The flat lots help with foundation work, but the heat means we plan for real insulation and properly sized HVAC runs so the new space doesn’t bake in August. Written price first, then a crew you’ve already seen by name and photo. Learn more on our Home Addition Contractor in Fresno page.
ADU Builders in Fresno
Detached ADUs fit Fresno’s lot patterns better than almost any other build type. A 1960s ranch with alley access in Sunnyside or a wide backyard in the Tower District can host an 800 to 1,200 square foot unit without touching the front yard. We work with prefab lines including Abodu and Cover where the lot allows, and we handle the site work, foundation, utilities, and finish trades for a complete build. The ADU Builders in Fresno page has the full pricing breakdown and local permit notes.
Room Addition Contractor in Fresno
A room addition in Fresno is often the right call when you need one extra bedroom or a home office and don’t want to move. On older central Fresno homes, that means tying a new foundation into an existing slab, matching rooflines, and making sure the new HVAC branch actually reaches the added space. We cover all of that with a written price and a 365-day promise on workmanship. See the Room Addition Contractor in Fresno page for room-specific costs.
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 Fresno
We install and finish ADUs and additions from several product lines, including Abodu, Cover, Dvele, and Mighty Buildings, plus Tuff Shed conversions and James Hardie exterior systems. See our brands page for the full list. Parts and panels typically arrive from regional suppliers within a week or two in Fresno, and we coordinate delivery with your site schedule.
Pricing for ADU Company in Fresno, CA
| Service | Typical range in Fresno |
|---|---|
| Detached ADU, 400 – 600 sq ft | $120,000 – $180,000 |
| Detached ADU, 600 – 800 sq ft | $180,000 – $260,000 |
| Detached ADU, 800 – 1,200 sq ft | $260,000 – $380,000 |
| Garage conversion to ADU | $90,000 – $160,000 |
| Prefab ADU (Abodu, Cover, Dvele, Mighty Buildings) | $140,000 – $320,000 |
| Room addition, 200 – 350 sq ft | $75,000 – $130,000 |
| Room addition, 350 – 500 sq ft | $130,000 – $190,000 |
| Home addition, 500 – 800 sq ft | $190,000 – $300,000 |
| Home addition, 800 – 1,200 sq ft | $300,000 – $420,000 |
| Site work, foundation, utility trenching | $15,000 – $45,000 |
| HVAC and insulation upgrades (for Fresno heat) | $8,000 – $22,000 |
What pushes prices up in Fresno is usually site access, soil conditions, and the level of HVAC and insulation the summer demands. A detached unit on an alley lot with easy equipment access costs less than one that requires a long utility trench. Every project gets a written price before work starts, so the number you approve is the number you pay.
Neighborhoods We Serve in Fresno
We work across the Fresno metro, from the central historic districts to the newer edges of the city. Most of our calls come from homeowners in the single-story ranch neighborhoods where lot sizes make ADUs and additions practical.
- Tower District
- Sunnyside
- Fig Garden
- Hoover
- Bullard
Most Fresno neighborhoods are within a 20 to 30 minute drive of our scheduling office, so site visits and estimates are easy to arrange.
Service Area – Cities Near Fresno
Beyond Fresno proper, we take ADU and addition projects in nearby Central Valley communities. You’ll find local details for Clovis, CA, Madera, CA, Sanger, CA, and Fowler, CA on their own pages. If your lot is in one of those cities, those pages cover pricing and permit specifics for your area.
Serving Fresno, CA - Our Local Coverage Area
We’re based in the Fresno 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 Fresno
We schedule site visits and estimates within a few business days across the Fresno metro. Once a contract is signed, the timeline depends on the project size, permits, and material lead times, which we lay out in writing before any work begins. Call (559) 785-0627 to schedule your free estimate.
Fresno has adopted state-compliant ADU rules with local pre-approved plan options that can shorten the permit process for standard detached units. Setbacks, height limits, and parking rules vary by zone, so we check your specific parcel before pricing anything. Call (559) 785-0627 and we’ll walk through what applies to your lot.
The 365-Day Done Right Promise covers defects in workmanship for one full calendar year from project completion. If something we built isn’t right, we come back and make it right at no charge, including a free second visit if any element fails. It’s written into every contract, not a verbal assurance.
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 Fresno Customers Say
"Straight answers on what we could and couldn't do on our lot."
- Edwin H."Backyard ADU for my mother. The project manager showed ID and walked me through the permit steps, the foundation plan, and the schedule. Moved her in on time."
- Margaret C."Detached unit with a small kitchen and bath. Windows and finishes were nicer than I expected for the budget."
- Philip S.
