Colma · Zoning · R-S
Colma R-S zoning: height, setbacks and lot size
In Colma's R-S zone, generally buildings can be up to 27 ft tall and the front setback is 15 ft, with the conditions listed below (Colma code, read October 2026).
Key points
- Maximum building height: 27 ft
- Minimum front setback: 15 ft (to the front face of the dwelling)
- Minimum side setback: 10% of lot width, max 10 ft
- Minimum rear setback: 25 ft (to any two story portion of the dwelling)
R-S is a zoning district in Colma. Every value below was read from the Colma 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-S
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 | 27 ft § 5.03.092 · code textNo buildings may exceed a height of twenty-seven feet (27’) measured from the finished grade at the perimeter of the building to the highest point of the roof line. |
|---|---|
| Minimum front setback | 15 ft Applies: to the front face of the dwelling § 5.03.092 · code textFront yards must have a depth of not less than fifteen (15) feet from the front property line to the front face of the dwelling, nor less than nineteen (19) feet from the front property line to the front face of the garage. |
| Minimum side setback | 10% of lot width, max 10 ft § 5.03.092 · code textSide yards must not be less than ten percent (10%) of the lot width or ten feet (10'), whichever is less. |
| Minimum rear setback | 25 ft Applies: to any two story portion of the dwelling § 5.03.092 · code textRear yards must not be less than twenty-five feet (25') from the rear property line to any two story portion of the dwelling nor less than fifteen feet (15') to any one story portion of the dwelling. |
When a different number applies
The code sets other values for particular lots, buildings or locations in R-S:
- Minimum front setback: 19 ft — to the front face of the garage § 5.03.092
- Minimum rear setback: 15 ft — to any one story portion of the dwelling § 5.03.092
Not on this page
We did not find a general stories, lot size, lot coverage, FAR, density limit for R-S in the zoning tables we read. The code may still set one elsewhere — check the Colma Municipal Code.
Who this affects
Frequently asked questions
What is the maximum building height in Colma's R-S zone?
27 ft — Colma Municipal Code § 5.03.092.
What is the minimum front setback in Colma's R-S zone?
15 ft (to the front face of the dwelling) — Colma Municipal Code § 5.03.092.
What is the minimum side setback in Colma's R-S zone?
10% of lot width, max 10 ft — Colma Municipal Code § 5.03.092.
What is the minimum rear setback in Colma's R-S zone?
25 ft (to any two story portion of the dwelling) — Colma Municipal Code § 5.03.092.
General information, not legal advice.
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