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Wildomar · Zoning · R-A

Wildomar R-A zoning: height, setbacks and lot size

In Wildomar's R-A zone, buildings can be up to 40 ft tall, the front setback is 20 ft and the minimum lot size is 21,780 sq ft (1/2 acre) (Wildomar code, read October 2026).

Key points

  • Maximum building height: 40 ft
  • Minimum front setback: 20 ft
  • Minimum side setback: 10% of lot width, min 3 ft, max 5 ft
  • Minimum rear setback: 10 ft
  • Minimum lot size: 21,780 sq ft (1/2 acre)
  • Maximum lot coverage: 50%

R-A is a zoning district in Wildomar. Every value below was read from the Wildomar 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 R-A

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
40 ft
§ 17.30.030 · code text
Table row “Primary Building (ft)”, column “R-A”: 40 ft
Minimum front setback
20 ft
§ 17.30.030 · code text
Table row “Front Yard”, column “R-A”: 20 ft
Minimum side setback
10% of lot width, min 3 ft, max 5 ft
§ 17.30.030 · code text
Table row “Side Yard - Interior”, column “R-A”: 10%/Not less than 3 feet in width in any event and need not exceed a width of 5 feet.
Minimum rear setback
10 ft
§ 17.30.030 · code text
Table row “Rear Yard”, column “R-A”: 10 ft
Minimum lot size
21,780 sq ft (1/2 acre)
§ 17.30.030 · code text
Table row “Lot Size”, column “R-A”: 21,780 sf (1/2 acre)
Maximum lot coverage
50%
§ 17.30.030 · code text
Table row “Maximum Lot Coverage”, column “R-A”: 50%

Uses in R-A

Uses the code's use tables allow in R-A, or allow with a permit. Each links to its page with the code section.

Not on this page

We did not find a general stories, FAR, density limit for R-A in the zoning tables we read. The code may still set one elsewhere — check the Wildomar Municipal Code.

Other Wildomar zoning districts

Who this affects

HomeownersArchitects and designersDevelopersReal estate agents

Frequently asked questions

What is the maximum building height in Wildomar's R-A zone?

40 ft — Wildomar Municipal Code § 17.30.030.

What is the minimum front setback in Wildomar's R-A zone?

20 ft — Wildomar Municipal Code § 17.30.030.

What is the minimum side setback in Wildomar's R-A zone?

10% of lot width, min 3 ft, max 5 ft — Wildomar Municipal Code § 17.30.030.

What is the minimum rear setback in Wildomar's R-A zone?

10 ft — Wildomar Municipal Code § 17.30.030.

What is the minimum lot size in Wildomar's R-A zone?

21,780 sq ft (1/2 acre) — Wildomar Municipal Code § 17.30.030.

General information, not legal advice.

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