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Millbrae · Zoning · C

Millbrae C zoning: height, setbacks and lot size

In Millbrae's C zone, buildings can be up to 40 ft tall and the minimum lot size is 2,500 sq ft (Millbrae code, read October 2026).

Key points

  • Maximum building height: 40 ft
  • Minimum lot size: 2,500 sq ft
  • Maximum lot coverage: 100%
  • Maximum floor area ratio (FAR): No limit

C (Commercial or "C" District) is a zoning district in Millbrae. Every value below was read from the Millbrae 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

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
§ 10.05.1020 · code text
Maximum height of structures shall be forty feet.
Minimum lot size
2,500 sq ft
§ 10.05.1020 · code text
Area: two thousand five hundred square feet.
Maximum lot coverage
100%
§ 10.05.1020 · code text
Lot coverage: one hundred percent.
Maximum floor area ratio (FAR)
No limit
§ 10.05.1020 · code text
Floor area ratio (FAR): no limit.

Not on this page

We did not find a general stories, front setback, side setback, rear setback, density limit for C in the zoning tables we read. The code may still set one elsewhere — check the Millbrae Municipal Code.

Other Millbrae zoning districts

Who this affects

HomeownersArchitects and designersDevelopersReal estate agents

Frequently asked questions

What is the maximum building height in Millbrae's C zone?

40 ft — Millbrae Municipal Code § 10.05.1020.

What is the minimum lot size in Millbrae's C zone?

2,500 sq ft — Millbrae Municipal Code § 10.05.1020.

What is the maximum lot coverage in Millbrae's C zone?

100% — Millbrae Municipal Code § 10.05.1020.

What is the maximum floor area ratio (far) in Millbrae's C zone?

No limit — Millbrae Municipal Code § 10.05.1020.

General information, not legal advice.

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