Seedling ADU Builders adu team

ADU Company in Citrus - Design, Permits and Build Under One Contract

We handle the design, the engineering, and the city permit, then build it. One contract, one crew, one accountable point of contact. Free feasibility check on your lot before you commit.

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ADU Company in Citrus, CA

Building an ADU in Citrus means navigating LA County’s unincorporated permit system, not a city planning department. Most Citrus lots were carved from former citrus groves in the 1950s – 1970s and sit on 8,000 – 12,000 square feet, giving families room for a detached unit or garage conversion that wouldn’t fit on tighter lots in neighboring cities. We’re Seedling ADU Builders, and our crews work with these county-specific requirements regularly. Call (707) 383-5338 to talk through your lot and get a written estimate.

Call (707) 383-5338

Why Citrus Homes Are Different

Citrus developed as an unincorporated community, which means every ADU permit runs through LA County Building & Safety and, for discretionary items, the Department of Regional Planning downtown. There’s no city hall to call, no local planning counter, and that surprises most homeowners who start by searching for “City of Citrus.” We’ve seen families lose weeks trying to find a municipal contact that doesn’t exist.

The housing stock reflects this history: single-story ranch tracts on generous lots, many with detached single-car garages from the 1960s that make natural JADU candidates. The foothill terrain matters too. Portions of Citrus fall within LA County Fire Hazard Severity Zones, where ADU construction requires ember-resistant vents, Class A roofing, and ignition-resistant siding. These aren’t optional upgrades; they’re inspection checkpoints that add cost and timeline. A project near the San Gabriel Mountain interface faces steps that a comparable build toward the valley floor simply doesn’t.

Our Main Citrus Services

Citrus homeowners typically call us about three projects: expanding the main house, converting an existing garage, or building a new detached ADU on the lot.

Home Addition Contractor in Citrus

A home addition in Citrus often means extending a 1950s – 1970s ranch to add a bedroom, expand the kitchen, or create a connected in-law suite. We work with the original slab conditions common in this era and coordinate LA County structural checks when we’re tying into aged framing. Our crews use shoe covers and drop cloths inside the home, and we send a clean-up photo before leaving each day. Home Addition Contractor in Citrus

Home Addition Contractor in Citrus

Garage Conversion Contractor in Citrus

Garage conversions in Citrus frequently start with those detached single-car structures from the 1960s. The county treats these as JADU candidates if they’re within the main dwelling’s setback envelope, or as full ADU conversions if detached. Fire zone requirements apply here too, especially for new electrical and ventilation penetrations. We handle the LA County submittal and inspection sequence so the project doesn’t stall between agencies. Garage Conversion Contractor in Citrus

Garage Conversion Contractor in Citrus

ADU Builders in Citrus

Detached ADUs on Citrus lots benefit from the extra square footage those old groves left behind. We work with prefab and modular options including Cover, Dvele, and Mighty Buildings, matching the product to your lot’s access, slope, and fire zone status. Every build gets our 365-Day Done Right Promise in writing, and you’ll see the full price before we break ground. ADU Builders in Citrus

ADU Builders in Citrus
Need help today?Fast, friendly service and a no-obligation free estimate.

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What happens when you call

  1. 1
    A real person answersNo phone trees - you reach a local pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched.
  3. 3
    A background-checked tech heads outLicensed & insured, dispatched right away.
  4. 4
    You approve before work beginsNothing starts until you say go.

Brands We Service in Citrus

We maintain hands-on relationships with leading ADU manufacturers so Citrus families choose from real options, not just what one builder prefers to sell. Our current lineup includes Cover, Dvele, Mighty Buildings, and Boxabl, with materials from James Hardie for site-built elements. Dispatch and scheduling are coordinated from our Los Angeles office, and crews carry common parts for faster turnaround on service calls. See our brands for full specifications.

Pricing for ADU Company in Citrus, CA

Service Typical range in Citrus
Detached ADU (new construction, 400 – 800 sq ft) $185,000 – $320,000
Detached ADU (new construction, 800 – 1,200 sq ft) $290,000 – $450,000
Garage conversion to JADU (attached garage) $65,000 – $110,000
Garage conversion to ADU (detached garage) $85,000 – $145,000
Home addition (single-story, 200 – 400 sq ft) $95,000 – $165,000
Home addition (single-story, 400 – 800 sq ft) $155,000 – $275,000
Fire zone compliance package (vents, roofing, siding) $8,500 – $18,000
LA County permit and plan-check fees $4,500 – $9,500
Foundation work (slab on grade, ADU) $18,000 – $35,000
Utility tie-in (electrical service upgrade) $6,500 – $14,000

Fire zone requirements and foundation conditions on sloped Citrus lots push prices toward the higher end of these ranges. Every family receives a written, line-item price before any work starts, with no change orders added after crews arrive.

Neighborhoods We Serve in Citrus

We work across the unincorporated Citrus area, from the lower-lying tracts near the old grove boundaries to the steeper foothill streets approaching the San Gabriel Mountains. Most of our Citrus projects are within a 20-minute drive for our crew dispatch.

  • Citrus Grove
  • Charter Oak
  • Citrus Edge
  • San Gabriel Foothills interface
  • East Citrus ranch tracts

Service Area – Cities Near Citrus

Our crews serve the full San Gabriel Valley and surrounding LA County unincorporated areas. Nearby cities we work in regularly include Los Angeles, CA, Long Beach, CA, Anaheim, CA, and Riverside, CA. Scheduling is coordinated from our Los Angeles office with local crews dispatched to each site.

Serving Citrus, CA - Our Local Coverage Area

We’re based in the Citrus 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 Citrus

Ready to get started? Free estimates · Free in-home estimates response in Citrus
Call (707) 383-5338

What happens when you call

  1. 1
    A real person answersNo phone trees - talk to a local adu pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
  3. 3
    We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
  4. 4
    You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.

What Citrus Customers Say

★★★★★ 5.0 from 3+ reviews

"Garage conversion into a studio. They sealed off the work area so dust didn't get into the house, and cleaned up every day before leaving. Calm, careful team to have around."

- Darnell Hobbs

"Added a backyard cottage. The team protected our existing landscaping and left the yard clean every evening. Gentle, respectful, and they walked us through each stage calmly."

- Tamara Welsh

"Garage to studio conversion with us living right there. They sealed off the dust, cleaned up daily, and respected our quiet hours. No surprise costs. Beautiful."

- Terrence Boylan

How It Works in Citrus

Getting your adu handled is simple and fast.

1

Call or Request a Free Estimate

Tell us about your adu needs and we provide an upfront, transparent quote - no obligation, no hidden fees.

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in Citrus - typically within 30-60 minutes, with parts stocked on the truck.

3

Problem Solved, Guaranteed

We complete the job to your full satisfaction, backed by our warranty and 100% satisfaction guarantee.

Current Offers

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Free On-Site Estimate & Written Quote

No obligation. We measure, price the job in writing, and the quote is yours to keep.

Expires Mar 31, 2027
Always

Written Price Before Any Work Starts

Expires Mar 31, 2027
Included

Shoe Covers and Drop Cloths on Every Visit

Expires Mar 31, 2027
Included

Photo of the Clean-Up Before We Leave

Expires Mar 31, 2027

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