Riverside County · Zoning · A-D
Riverside County A-D zoning: height, setbacks and lot size
In Riverside County's A-D zone, generally buildings can be up to 50 ft tall, the front setback is 20 ft and the minimum lot size is 20 acres, with the conditions listed below (Riverside County code, read October 2026).
Key points
- Maximum building height: 50 ft (Other buildings or structures)
- Minimum front setback: 20 ft (50 ft for dairy operations and other agricultural operations keeping animals)
- Minimum side setback: 10 ft (25 ft for dairy operations and other agricultural operations keeping animals)
- Minimum rear setback: 10 ft (25 ft for dairy operations and other agricultural operations keeping animals)
- Minimum lot size: 20 acres
A-D (AGRICULTURE-DAIRY ZONE) is a zoning district in Riverside County. Every value below was read from the Riverside County Municipal Code and links to its section (read October 2026). State laws such as the ADU and SB 9 rules can allow more on a residential lot. General information, not legal advice — read the code text and check with the city before you build.
Development standards in A-D
The general rule for a typical lot in this zone. Zoning tables often attach notes, such as rules for corner lots, lots next to a residential zone, or new subdivisions only. Open “code text” under a value to see the table cell or sentence it was read from.
| Maximum building height | 50 ft Applies: Other buildings or structures § 17.132.030 · code textNo other building or structure shall exceed fifty (50) feet in height, unless a greater height is approved pursuant to section 17.172.230. |
|---|---|
| Minimum front setback | 20 ft Applies: 50 ft for dairy operations and other agricultural operations keeping animals § 17.132.030 · code textMinimum front yard requirements shall be twenty (20) feet; fifty (50) feet for dairy operations, including the processing, packaging and marketing of waste products produced on the premises, and all other agricultural operations involving the keeping of animals. |
| Minimum side setback | 10 ft Applies: 25 ft for dairy operations and other agricultural operations keeping animals § 17.132.030 · code textMinimum side and rear yard requirements shall be ten (10) feet. Twenty-five (25) feet for dairy operations, including the processing, packaging and marketing of waste products produced on the premises, and all other agricultural operations involving the keeping of animals. |
| Minimum rear setback | 10 ft Applies: 25 ft for dairy operations and other agricultural operations keeping animals § 17.132.030 · code textMinimum side and rear yard requirements shall be ten (10) feet. Twenty-five (25) feet for dairy operations, including the processing, packaging and marketing of waste products produced on the premises, and all other agricultural operations involving the keeping of animals. |
| Minimum lot size | 20 acres § 17.132.030 · code textMinimum lot size shall be twenty (20) acres. |
When a different number applies
The code sets other values for particular lots, buildings or locations in A-D:
- Maximum building height: 40 ft — One-family residences § 17.132.030
- Maximum building height: 75 ft — No building may exceed this, and no other structure may exceed 105 ft, unless a variance is approved § 17.132.030
- Minimum front setback: 50 ft — Dairy operations, including the processing, packaging and marketing of waste products produced on the premises, and all other agricultural operations involving the keeping of animals § 17.132.030
- Minimum side setback: 25 ft — Dairy operations, including the processing, packaging and marketing of waste products produced on the premises, and all other agricultural operations involving the keeping of animals § 17.132.030
- Minimum rear setback: 25 ft — Dairy operations, including the processing, packaging and marketing of waste products produced on the premises, and all other agricultural operations involving the keeping of animals § 17.132.030
Not on this page
We did not find a general stories, lot coverage, FAR, density limit for A-D in the zoning tables we read. The code may still set one elsewhere — check the Riverside County Municipal Code.
Other Riverside County zoning districts
Who this affects
Frequently asked questions
What is the maximum building height in Riverside County's A-D zone?
50 ft (other buildings or structures) — Riverside County Municipal Code § 17.132.030.
What is the minimum front setback in Riverside County's A-D zone?
20 ft (50 ft for dairy operations and other agricultural operations keeping animals) — Riverside County Municipal Code § 17.132.030.
What is the minimum side setback in Riverside County's A-D zone?
10 ft (25 ft for dairy operations and other agricultural operations keeping animals) — Riverside County Municipal Code § 17.132.030.
What is the minimum rear setback in Riverside County's A-D zone?
10 ft (25 ft for dairy operations and other agricultural operations keeping animals) — Riverside County Municipal Code § 17.132.030.
What is the minimum lot size in Riverside County's A-D zone?
20 acres — Riverside County Municipal Code § 17.132.030.
General information, not legal advice.
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