ADU Rules: Jurupa Valley vs Temecula
How do adu rules rules compare between Jurupa Valley, CA and Temecula, CA?
Jurupa Valley and Temecula have similar restriction levels.
Jurupa Valley, CA
Riverside County
Jurupa Valley Municipal Code Section 9.240.290 (adopted via Ordinance No. 2025-22, effective November 2025) implements California Government Code Sections 66313 et seq. Detached new-construction ADUs are capped at 850 sq ft (or 1,000 sq ft if more than one bedroom), 16 ft height (18-20 ft near transit), with 4-foot side and rear setbacks. JADUs are limited to 500 sq ft within an existing single-family dwelling.
View full Jurupa Valley rules →Temecula, CA
Riverside County
Temecula must allow ADUs and JADUs on single-family and multi-family lots under California Government Code §65852.2 and §65852.22. Recent state laws (SB 1211, AB 2533, AB 1033) expand allowed counts, ease parking, and permit separate sales. ADU permits are ministerial with 60-day review.
View full Temecula rules →Key Facts Comparison
| Fact | Jurupa Valley | Temecula |
|---|---|---|
| Code section | Jurupa Valley Municipal Code Sec. 9.240.290 (Ord. 2025-22) | - |
| Max detached ADU size | 850 sq ft (1,000 sq ft if more than 1 bedroom) | - |
| Max detached ADU height | 16 ft (18 ft or 20 ft near transit/multifamily) | - |
| Side/rear setback | 4 ft minimum | - |
| JADU size | 220-500 sq ft within existing single-family dwelling | - |
| State authority | Cal. Gov. Code Sections 66313, 66314, 66317, 66323, 66333 | - |
| - | - |
Highlighted rows indicate differences between cities.
Jurupa Valley FAQ
Can Jurupa Valley deny an ADU permit?
No. Per Sec. 9.240.290(D)(4), the Community Development Director must ministerially approve any application that meets the standards, with no discretionary review or public hearing. State Gov. Code Sec. 66317 caps review at 60 days.
How big can my ADU be?
A detached ADU can be up to 850 sq ft, or 1,000 sq ft if it has more than one bedroom (Sec. 9.240.290(E)(3)(a)). An attached ADU is capped at 50 percent of the primary dwelling's gross floor area.
Do I need to live on the property to build an ADU?
No owner-occupancy is required for an ADU-only project. However, Sec. 9.240.290(G)(3) requires owner-occupancy of either the JADU or primary dwelling when a JADU exists.
Temecula FAQ
Compare other topics
See how Jurupa Valley and Temecula compare on other ordinance categories.
Want to add a third city?
Use our full comparison tool to compare up to three cities.
Open Comparison Tool