Brentwood · Zoning · COB
Brentwood COB zoning: height, setbacks and lot size
In Brentwood's COB zone, buildings can be up to 40 ft (3 stories) tall, the front setback is 5 ft and the minimum lot size is 10,000 sq ft (Brentwood code, read October 2026).
Key points
- Maximum building height: 40 ft
- Maximum number of stories: 3 stories
- Minimum front setback: 5 ft
- Minimum side setback: None required
- Minimum lot size: 10,000 sq ft
COB (Commercial Office/Business) is a zoning district in Brentwood. Every value below was read from the Brentwood 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 COB
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 § 17.220.004 · code textThe maximum building height shall be three stories not to exceed forty feet, |
|---|---|
| Maximum number of stories | 3 stories § 17.220.004 · code textThe maximum building height shall be three stories not to exceed forty feet, |
| Minimum front setback | 5 ft § 17.220.004 · code textMinimum street frontage yard: five feet; |
| Minimum side setback | None required § 17.220.004 · code textMinimum nonstreet frontage yard: none; |
| Minimum lot size | 10,000 sq ft § 17.220.004 · code textMinimum lot area: ten thousand square feet; |
Not on this page
We did not find a general rear setback, lot coverage, FAR, density limit for COB in the zoning tables we read. The code may still set one elsewhere — check the Brentwood Municipal Code.
Other Brentwood zoning districts
Who this affects
Frequently asked questions
What is the maximum building height in Brentwood's COB zone?
40 ft — Brentwood Municipal Code § 17.220.004.
What is the maximum number of stories in Brentwood's COB zone?
3 stories — Brentwood Municipal Code § 17.220.004.
What is the minimum front setback in Brentwood's COB zone?
5 ft — Brentwood Municipal Code § 17.220.004.
What is the minimum side setback in Brentwood's COB zone?
None required — Brentwood Municipal Code § 17.220.004.
What is the minimum lot size in Brentwood's COB zone?
10,000 sq ft — Brentwood Municipal Code § 17.220.004.
General information, not legal advice.
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