San Fernando · Zoning · R-3
San Fernando R-3 zoning: height, setbacks and lot size
In San Fernando's R-3 zone, buildings can be up to 45 ft tall and the minimum lot size is 7,500 sq ft (San Fernando code, read October 2026).
Key points
- Maximum building height: 45 ft
- Minimum side setback: 5 ft
- Minimum lot size: 7,500 sq ft
- Maximum lot coverage: 40%
- Maximum density: 1 per 1,013 square feet of lot area
R-3 is a zoning district in San Fernando. Every value below was read from the San Fernando 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-3
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 | 45 ft § 106-43 · code textTable row “Maximum Height (ft.)”, column “R-3”: 45 |
|---|---|
| Minimum side setback | 5 ft § 106-43 · code textTable row “Side”, column “R-3”: 5 |
| Minimum lot size | 7,500 sq ft § 106-43 · code textTable row “Minimum Lot Size (sq. ft.)”, column “R-3”: 7,500 |
| Maximum lot coverage | 40% See note 4 below the table in the code. § 106-43 · code textTable row “Maximum Lot Coverage (% of Lot)”, column “R-3”: 40 (4) Note 4: Accessory buildings may not occupy more than 30 percent of the required rear yard area. |
| Maximum density | 1 per 1,013 square feet of lot area § 106-43 · code textTable row “Maximum Residential Density”, column “R-3”: 1 per 1,013 square feet of lot area |
Uses in R-3
Uses the code's use tables allow in R-3, or allow with a permit. Each links to its page with the code section.
- Single-family home — Needs a conditional use permit — see note
- Rooming or boarding house — Needs a conditional use permit
- Private school — Needs a conditional use permit
Not on this page
We did not find a general stories, front setback, rear setback, FAR limit for R-3 in the zoning tables we read. The code may still set one elsewhere — check the San Fernando Municipal Code.
Other San Fernando zoning districts
Who this affects
Frequently asked questions
What is the maximum building height in San Fernando's R-3 zone?
45 ft — San Fernando Municipal Code § 106-43.
What is the minimum side setback in San Fernando's R-3 zone?
5 ft — San Fernando Municipal Code § 106-43.
What is the minimum lot size in San Fernando's R-3 zone?
7,500 sq ft — San Fernando Municipal Code § 106-43.
What is the maximum lot coverage in San Fernando's R-3 zone?
40% — San Fernando Municipal Code § 106-43.
What is the maximum density in San Fernando's R-3 zone?
1 per 1,013 square feet of lot area — San Fernando Municipal Code § 106-43.
General information, not legal advice.
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