ADU Contractor in Chatsworth CA — Costs, Permits & ROI (2026)

ADU Contractor in Chatsworth, CA — Costs, Permits and ROI Guide (2026)

Chatsworth homeowners have a distinct advantage when it comes to ADU investment: the neighborhood’s large lots. Many Chatsworth properties feature generous rear yards with detached garages or open space that can support both garage conversion and new-construction ADUs — sometimes both, since some large lots can accommodate two detached ADUs plus a JADU under AB 2221. APLA Construction (CA Lic #1136359) builds ADUs throughout Chatsworth and the west Valley.

ADU Types and Costs in Chatsworth (2026)

ADU Rental Income in Chatsworth (2026)

On a $102,000 garage conversion renting for $2,000/month, the gross annual return is 23.5% — consistent with the Valley’s strong ADU investment fundamentals at lower entry price points.

Chatsworth ADU Permitting — LADBS

Chatsworth is in the City of Los Angeles — LADBS permits. Hillside properties adjacent to the Santa Susana Mountains (northwest Chatsworth) may require soils reports for new-construction ADUs. Flat-lot properties follow standard LADBS streamlined ADU plan check: 3–5 weeks. APLA confirms lot conditions before every Chatsworth ADU estimate.

Frequently Asked Questions — ADU Contractor Chatsworth

How much does an ADU cost in Chatsworth in 2026?

Garage conversion ADU: $75,000–$130,000. New detached ADU (1BR): $130,000–$168,000. JADU: $35,000–$62,000. Chatsworth is among the Valley’s most affordable ADU markets.

Can I build two ADUs in Chatsworth?

Potentially yes on larger lots. Under AB 2221 and existing ADU law, SFR lots can support 1 ADU + 1 JADU. Larger lots (over 10,000 sq ft with adequate setbacks) may support 2 detached ADUs + 1 JADU under certain configurations. APLA performs a free lot feasibility analysis before estimating multi-ADU projects.

Does APLA build ADUs in Chatsworth?

Yes. APLA (CA Lic #1136359) serves Chatsworth, Canoga Park, West Hills, Woodland Hills, and the west Valley. Call (818) 818-4419 for a free ADU consultation.

Build Your Chatsworth ADU with APLA

Call: (818) 818-4419
Email: info@aplaconstruction.com
CA General Contractor License #1136359

ADU Contractor Los Angeles | General Contractor Chatsworth | ADU Contractor Woodland Hills