Rocklin · Zoning · R1-15
Rocklin R1-15 zoning: height, setbacks and lot size
In Rocklin's R1-15 zone, generally buildings can be up to 30 ft (2 stories) tall, the front setback is 30 ft and the minimum lot size is 15,000 sq ft, with the conditions listed below (Rocklin code, read October 2026).
Key points
- Maximum building height: 30 ft (principal buildings and structures)
- Maximum number of stories: 2 stories
- Minimum front setback: 30 ft
- Minimum side setback: 10 ft (interior side setback)
- Minimum rear setback: 30 ft
- Minimum lot size: 15,000 sq ft
- Maximum lot coverage: 35%
R1-15 is a zoning district in Rocklin. Every value below was read from the Rocklin 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 R1-15
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 | 30 ft Applies: principal buildings and structures § 17.20.030 · code textThe maximum height for principal buildings and structures shall be thirty feet. |
|---|---|
| Maximum number of stories | 2 stories § 17.20.030 · code textThe maximum number of stories shall be two. |
| Minimum front setback | 30 ft § 17.20.070 · code textThere shall be a front setback of not less than thirty feet. |
| Minimum side setback | 10 ft Applies: interior side setback § 17.20.070 · code textThere shall be an interior side setback of not less than ten feet. |
| Minimum rear setback | 30 ft § 17.20.070 · code textThere shall be a rear setback of not less than thirty feet. |
| Minimum lot size | 15,000 sq ft § 17.20.040 · code textThe minimum area for each lot in the R1-15 zone shall be fifteen thousand square feet. |
| Maximum lot coverage | 35% § 17.20.050 · code textThe maximum lot coverage in the R1-15 zone by all structures and buildings shall not exceed thirty-five percent of the lot area. |
Not on this page
We did not find a general FAR, density limit for R1-15 in the zoning tables we read. The code may still set one elsewhere — check the Rocklin Municipal Code.
Other Rocklin zoning districts
Who this affects
Frequently asked questions
What is the maximum building height in Rocklin's R1-15 zone?
30 ft (principal buildings and structures) — Rocklin Municipal Code § 17.20.030.
What is the maximum number of stories in Rocklin's R1-15 zone?
2 stories — Rocklin Municipal Code § 17.20.030.
What is the minimum front setback in Rocklin's R1-15 zone?
30 ft — Rocklin Municipal Code § 17.20.070.
What is the minimum side setback in Rocklin's R1-15 zone?
10 ft (interior side setback) — Rocklin Municipal Code § 17.20.070.
What is the minimum rear setback in Rocklin's R1-15 zone?
30 ft — Rocklin Municipal Code § 17.20.070.
General information, not legal advice.
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