Sun-drenched suburban backyard with a small ADU structure beside a mature oak tree, golden afternoon light
As few as 12 weeks · Foundation to keys

Your backyard
already has room
for more.

We check your lot size, zoning, and setback rules in seconds.

No account needed · Instant zoning check · Free feasibility report

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$0/mo

Detached ADUs nationally · up to $4,000 in CA

+0%

NAR study · avg $368K added to home value

0%

State-mandated 60-day review · deemed approved if late

160+ permitted ADUs builtAverage 11.4 weeks to keys$0 permit rejections in 202598% approval rateServing greater LA, OC & San DiegoHSA/FSA financing availableNo surprise fees · fixed-price contracts160+ permitted ADUs builtAverage 11.4 weeks to keys$0 permit rejections in 202598% approval rateServing greater LA, OC & San DiegoHSA/FSA financing availableNo surprise fees · fixed-price contracts

Evidence, then emotion,
then evidence again.

Completed Casita ADU with cedar siding and large windows nestled in a lush suburban backyard
Completed · Pasadena, CA

The Garza Backyard Studio

480 sq ft · Delivered in 11 weeks · Renting at $2,650/mo

Design & engineering$18,000
Permits & fees$6,500
Foundation & framing$52,000
MEP (plumbing, electric)$28,000
Finishes & fixtures$25,500

Total all-in estimate

$130,000

Break-even at

4.6 yrs

Week 1–2

Feasibility + permits filed

Week 3–4

Foundation pour

Week 5–8

Framing & weatherproofing

Week 9–10

MEP rough-in (plumbing, electric)

Week 11

Insulation, drywall, finishes

Week 12

Final inspection · keys handed over

Permit filing begins Day 1. Most clients receive keys by Day 84.

Rental income

Turn unused lawn into $2,400/month. Your mortgage thanks you.

Aging parents

Keep family close without sharing walls. Full bath, full kitchen.

Adult children

A first home that stays in the family and builds equity.

Guest house

Guests who actually have plumbing. Stays that last more than a weekend.

Interior of a modern ADU with warm wood tones, large windows overlooking a garden

Interior · Glendale

Every finish chosen by our in-house team.

A $2,400/month rental stream
raises your home's value by ~$300,000.

Before resale premiums. FHFA data shows ADU properties appreciated 22% faster than comparable homes in 2025. In high-demand metros, expect 8–12% annual ROI.

Monthly rental

$2,400

Annual income

$28,800

Value added

+$300K

Break-even

4.6 yrs

Warm exterior of a completed ADU at golden hour with string lights on a back patio

"Three months ago this was a dead patch of lawn. Now it pays our mortgage."

MR

Marcus & Rosa Delgado

Burbank, CA · 3-bed primary + 480 sq ft ADU

Real people. Real yards.

160+ homes built. Not one permit rejection in 2025.

"I Googled "granny flat permits" for two years and gave up three times. Casita handled everything. I watched them pour the foundation from my kitchen window."

$2,850/mo
Portrait of Linda Marchetti, Casita homeowner

Linda Marchetti

Arcadia, CA

520 sq ft detached · 12 weeks

"My mother needed to be close but not in our bedroom hallway. This was the only answer that made everyone happy. The build was actually on time — I didn't believe it until the inspector signed off."

Multi-gen use
Portrait of James & Tara Okafor, Casita homeowner

James & Tara Okafor

Torrance, CA

440 sq ft · Parents moved in Week 14

"The feasibility report told me exactly what I could build before I spent a dollar. That alone saved me from a $45K mistake on a design that wouldn't have passed setbacks."

$3,100/mo
Portrait of Priya Nair, Casita homeowner

Priya Nair

Pasadena, CA

600 sq ft · Renting Day 90

"Casita found $6,200 in impact-fee waivers I would never have known existed. The contract was fixed-price — what they quoted in January was what I paid in April."

$2,200/mo
Portrait of Derek Whitfield, Casita homeowner

Derek Whitfield

Long Beach, CA

380 sq ft studio · 10 weeks

FHFA Study: +22% Appreciation
NAR: 35% Value Increase
60-Day State-Mandated Approval
Impact Fee Waivers Available
Free · No account · Instant results

Your yard is already
worth more than you think.

Enter your address. We check lot size, zoning, and setbacks in seconds — then send you a free, detailed feasibility report.

No permit headaches
Fixed-price contracts
Keys in 12 weeks

Ready to see what your yard can do?

Free feasibility report · No commitment