Rosemead · Zoning · C-4
Rosemead C-4 zoning: height, setbacks and lot size
In Rosemead's C-4 zone, generally buildings can be up to 75 ft. tall, the front setback is 20 ft. and the minimum lot size is 15 acres, with the conditions listed below (Rosemead code, read October 2026).
Key points
- Maximum building height: 75 ft.
- Minimum front setback: 20 ft.
- Minimum side setback: 0 ft, or at least 10 ft
- Minimum rear setback: 0 ft, or at least 10 ft
- Minimum lot size: 15 acres (Project Area 1)
C-4 is a zoning district in Rosemead. Every value below was read from the Rosemead 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 C-4
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 | 75 ft. § 17.16.030 · code textTable row “Height”, column “C-4”: 75 ft. |
|---|---|
| Minimum front setback | 20 ft. § 17.16.030 · code textTable row “Front”, column “C-4”: 20 ft. |
| Minimum side setback | 0 ft, or at least 10 ft § 17.16.030 · code textTable row “Side”, column “C-4”: 0 or ≥ 10 ft. |
| Minimum rear setback | 0 ft, or at least 10 ft § 17.16.030 · code textTable row “Rear”, column “C-4”: 0 or ≥ 10 ft. |
| Minimum lot size | 15 acres Applies: Project Area 1 § 17.16.030 · code textTable row “Minimum Lot Area”, column “C-4”: Area #1 15 ac Area #2 3 ac |
When a different number applies
The code sets other values for particular lots, buildings or locations in C-4:
- Maximum building height: Up to five feet more than the maximum — Through a discretionary Site Plan and Design Review application; upon Planning Commission allowance and recommendation from the Community Development Director § 17.16.030
- Minimum front setback: 12 ft. — C-4 public sidewalk requirement; measured from curb face; includes existing right-of-way and a recorded pedestrian access and utility easement § 17.16.030
- Minimum side setback: 15 ft. — Side adjoining residential zone § 17.16.030
- Minimum rear setback: 20 ft. — Rear adjoining residential zone § 17.16.030
- Minimum lot size: 3 acres — Project Area 2 § 17.16.030
Not on this page
We did not find a general stories, lot coverage, FAR, density limit for C-4 in the zoning tables we read. The code may still set one elsewhere — check the Rosemead Municipal Code.
Other Rosemead zoning districts
Who this affects
Frequently asked questions
What is the maximum building height in Rosemead's C-4 zone?
75 ft. — Rosemead Municipal Code § 17.16.030.
What is the minimum front setback in Rosemead's C-4 zone?
20 ft. — Rosemead Municipal Code § 17.16.030.
What is the minimum side setback in Rosemead's C-4 zone?
0 ft, or at least 10 ft — Rosemead Municipal Code § 17.16.030.
What is the minimum rear setback in Rosemead's C-4 zone?
0 ft, or at least 10 ft — Rosemead Municipal Code § 17.16.030.
What is the minimum lot size in Rosemead's C-4 zone?
15 acres (project Area 1) — Rosemead Municipal Code § 17.16.030.
General information, not legal advice.
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