Case Study: 1,000 sq ft 2BR/2BA ADU in Wilton, CA
Case Study: 1,000 sq ft 2BR/2BA ADU in Wilton, CA — quick facts
A1 Building Contractors built a Sacramento County-approved 1,000 sq ft, 2-bed, 2-bath detached ADU in Wilton, CA in a 90-day build. Real project photo. A1 Building Contractors LLC is a veteran-owned, licensed general contractor serving the greater Sacramento region. Every project starts with a review of the property, the local jurisdiction and the homeowner's goals.
- Licensed California general contractor — CSLB #1094366, DRE #00898265.
- Veteran-owned and based in Roseville, serving Sacramento, Placer and El Dorado counties.
- Scope covers detached ADUs, attached ADUs, JADUs, garage conversions, home additions and custom homes.
- Plans, permits, plan check and construction are coordinated in-house for Case Study: 1,000 sq ft 2BR/2BA ADU in Wilton, CA.
- Typical detached ADU budgets run about $135K to $255K depending on size and site conditions.
Local guidance for Case Study: 1,000 sq ft 2BR/2BA ADU in Wilton, CA
A1 Building Contractors LLC helps Sacramento-area and Placer County homeowners evaluate design, permitting, site access, utilities, construction scope and realistic project costs before work begins. Each project is reviewed against the property, local jurisdiction and homeowner goals rather than a one-size-fits-all estimate.
For Case Study: 1,000 sq ft 2BR/2BA ADU in Wilton, CA, our team can explain practical options, likely approval steps and the tradeoffs that affect schedule and budget. Homeowners receive a clear path from initial feasibility through plans, permits and construction, with recommendations grounded in local building requirements and build conditions.
A productive first review considers available lot space, setbacks, access for construction, utility locations, desired square footage and long-term use. Those details help identify constraints early, compare appropriate project approaches and avoid spending on a design that does not fit the site or local rules. A1 then coordinates the applicable design and construction stages with clear decisions at each milestone.
Project snapshot: 1,000 sq ft County-Approved ADU in Wilton
A1 Building Contractors built a Sacramento County-approved 1,000 sq ft, 2-bed, 2-bath detached ADU in Wilton, CA in a 90-day build. Real project photo.
- Location: Wilton, CA
- Project type: Detached ADU Construction
- Timeline: 13 weeks
The challenge
What the homeowners were working around before construction started in Wilton.
- The owners wanted a full-size, two-bedroom, two-bath second home on their rural Wilton property, approved by Sacramento County.
What we built
The scope A1 Building Contractors designed, permitted and constructed under a single contract.
- A1 handled the work as a design-build general contractor, from county approval through construction, and completed the build in 90 days.
The outcome
Measured results after final inspection and certificate of occupancy.
- Sacramento County-approved 1,000 sq ft detached ADU.
- 2 bedrooms and 2 full baths.
- 90-day build time.
How we deliver Case Study: 1,000 sq ft 2BR/2BA ADU in Wilton, CA
Every project runs through the same five-stage process, so you know what happens next and what it costs before construction starts. We handle design, engineering, jurisdictional plan check and construction under one contract, which keeps the schedule and the budget with a single accountable team.
- Stage 1 — Site walk and feasibility: setbacks, utilities, easements and lot coverage reviewed on site
- Stage 2 — Fixed-scope proposal: line-item pricing with permits, utility connections and finishes included
- Stage 3 — Design and engineering: architectural plans, Title 24 energy calcs and structural engineering
- Stage 4 — Permitting and plan check: submittal, corrections and approvals handled by our office
- Stage 5 — Construction and closeout: weekly updates, final inspection, certificate of occupancy and warranty
Why homeowners choose A1 for Case Study: 1,000 sq ft 2BR/2BA ADU in Wilton, CA
A1 Building Contractors LLC is a veteran-owned, CSLB-licensed general contractor serving the greater Sacramento region. We design, permit and build ADUs, garage conversions, home additions and custom homes across the Sacramento region, with transparent line-item pricing and a single point of contact from first site walk to final inspection.
- CSLB #1094366 General Contractor · DRE #00898265 Broker
- Serving Sacramento, Placer, El Dorado, Yolo and Sutter counties
- In-house design, permitting, plan check and construction
- Call (866) 797-7653 for a same-day callback