ADU Rules: Anza vs Moreno Valley
How do adu rules rules compare between Anza, CA and Moreno Valley, CA?
Anza has fewer restrictions than Moreno Valley.
Anza, CA
Riverside County
Riverside County must allow Accessory Dwelling Units (ADUs) and Junior ADUs (JADUs) on any residential or mixed-use parcel under California Government Code §65852.2 and §65852.22. County Ord. 348 was updated to conform, and recent state laws (SB 1211, AB 2533) expand the number of detached ADUs allowed on multifamily sites.
View full Anza rules →Moreno Valley, CA
Riverside County
Moreno Valley allows ADUs on residential lots per California state law. Junior ADUs (JADUs) up to 500 sq ft within existing structures are permitted. ADUs up to 800 sq ft are allowed by right. Building permits required.
View full Moreno Valley rules →Key Facts Comparison
| Fact | Anza | Moreno Valley |
|---|---|---|
| - | - | |
| By Right | - | Up to 800 sq ft |
| JADU | - | Up to 500 sq ft (within existing) |
| Setbacks | - | 4 ft rear/side |
| Parking | - | None near transit |
Highlighted rows indicate differences between cities.
Anza FAQ
Moreno Valley FAQ
Can I build an ADU in Moreno Valley?
Yes. ADUs up to 800 sq ft are permitted by right. JADUs up to 500 sq ft within existing structures are also allowed.
What is a Junior ADU?
A unit up to 500 sq ft completely within an existing structure. May share or have separate bathroom facilities.
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