La Mirada · Zoning · R-3
La Mirada R-3 zoning: height, setbacks and lot size
In La Mirada's R-3 zone, generally buildings can be up to 50 ft tall, the front setback is 20 ft and the minimum lot size is 6,000 sf, with the conditions listed below (La Mirada code, read October 2026).
Key points
- Maximum building height: 50 ft (Not within 50 feet of a single-family residential property; the limit there is 35 ft.)
- Minimum front setback: 20 ft
- Minimum side setback: 5 ft
- Minimum rear setback: 15 ft
- Minimum lot size: 6,000 sf
- Maximum lot coverage: 50%
R-3 is a zoning district in La Mirada. Every value below was read from the La Mirada 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 | 50 ft Applies: Not within 50 feet of a single-family residential property; the limit there is 35 ft. § 21.18.030 · code textTable row “Main structure”, column “R-3”: 50 ft. (3) |
|---|---|
| Minimum front setback | 20 ft § 21.18.030 · code textTable row “Front yard”, column “R-3”: 20 ft. |
| Minimum side setback | 5 ft § 21.18.030 · code textTable row “Side yard - interior”, column “R-3”: 5 ft. |
| Minimum rear setback | 15 ft § 21.18.030 · code textTable row “Rear yard (2)”, column “R-3”: 15 ft. |
| Minimum lot size | 6,000 sf § 21.18.030 · code textTable row “- minimum”, column “R-3”: 6,000 sf |
| Maximum lot coverage | 50% § 21.18.030 · code textTable row “Lot coverage - maximum”, column “R-3”: 50% |
When a different number applies
The code sets other values for particular lots, buildings or locations in R-3:
- Maximum building height: 35 ft — Within 50 feet of a single-family residential property § 21.18.030
Not on this page
We did not find a general stories, FAR, density limit for R-3 in the zoning tables we read. The code may still set one elsewhere — check the La Mirada Municipal Code.
Other La Mirada zoning districts
Who this affects
Frequently asked questions
What is the maximum building height in La Mirada's R-3 zone?
50 ft (not within 50 feet of a single-family residential property; the limit there is 35 ft) — La Mirada Municipal Code § 21.18.030.
What is the minimum front setback in La Mirada's R-3 zone?
20 ft — La Mirada Municipal Code § 21.18.030.
What is the minimum side setback in La Mirada's R-3 zone?
5 ft — La Mirada Municipal Code § 21.18.030.
What is the minimum rear setback in La Mirada's R-3 zone?
15 ft — La Mirada Municipal Code § 21.18.030.
What is the minimum lot size in La Mirada's R-3 zone?
6,000 sf — La Mirada Municipal Code § 21.18.030.
General information, not legal advice.
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