Montebello · Zoning · R-3
Montebello R-3 zoning: height, setbacks and lot size
In Montebello's R-3 zone, generally buildings can be up to 25 ft tall, the front setback is 20 ft and the minimum lot size is 10,000 sq. ft., with the conditions listed below (Montebello code, read October 2026).
Key points
- Maximum building height: 25 ft
- Minimum front setback: 20 ft (add one foot of setback for every three feet of building height over fifteen feet)
- Minimum lot size: 10,000 sq. ft. (for creation of new lots only)
- Maximum lot coverage: 60% (includes accessory structures and patio covers)
- Maximum density: 1 dwelling unit per 3,000 sq. ft. of lot area
R-3 is a zoning district in Montebello. Every value below was read from the Montebello 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 | 25 ft § 17.10.020 · code textTable row “R-3”, column “Maximum Building Height”: 25 ft. |
|---|---|
| Minimum front setback | 20 ft Applies: add one foot of setback for every three feet of building height over fifteen feet § 17.10.040 · code textTable row “Front”, column “Minimum Setback”: 20 feet |
| Minimum lot size | 10,000 sq. ft. Applies: for creation of new lots only § 17.10.020 · code textTable row “R-3”, column “Minimum Lot Area**”: 10,000 sq. ft. |
| Maximum lot coverage | 60% Applies: includes accessory structures and patio covers § 17.10.020 · code textTable row “R-3”, column “Maximum Coverage***”: 60% |
| Maximum density | 1 dwelling unit per 3,000 sq. ft. of lot area § 17.10.020 · code textTable row “R-3”, column “Maximum Density”: 1 dwelling unit per 3,000 sq. ft. of lot area |
When a different number applies
The code sets other values for particular lots, buildings or locations in R-3:
- Minimum side setback: 10 ft — primary access to the units is from side yard § 17.10.040
- Minimum side setback: 5 ft — secondary access to the units is from side yard, plus one foot for each unit, up to a combined total of ten feet § 17.10.040
Not on this page
We did not find a general stories, side setback, rear setback, FAR limit for R-3 in the zoning tables we read. The code may still set one elsewhere — check the Montebello Municipal Code.
Other Montebello zoning districts
Who this affects
Frequently asked questions
What is the maximum building height in Montebello's R-3 zone?
25 ft — Montebello Municipal Code § 17.10.020.
What is the minimum front setback in Montebello's R-3 zone?
20 ft (add one foot of setback for every three feet of building height over fifteen feet) — Montebello Municipal Code § 17.10.040.
What is the minimum lot size in Montebello's R-3 zone?
10,000 sq. ft. (for creation of new lots only) — Montebello Municipal Code § 17.10.020.
What is the maximum lot coverage in Montebello's R-3 zone?
60% (includes accessory structures and patio covers) — Montebello Municipal Code § 17.10.020.
What is the maximum density in Montebello's R-3 zone?
1 dwelling unit per 3,000 sq. ft. of lot area — Montebello Municipal Code § 17.10.020.
General information, not legal advice.
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