Susanville · Zoning · R-3
Susanville R-3 zoning: height, setbacks and lot size
In Susanville's R-3 zone, the front setback is 15 ft, the side setback limit is 5 ft and the rear setback limit is 15 ft (Susanville code, read October 2026).
Key points
- Minimum front setback: 15 ft
- Minimum side setback: 5 ft (Interior side yard)
- Minimum rear setback: 15 ft
- Maximum lot coverage: 40%
- Maximum density: 1 unit per 3,500 sq ft (Lots of 6,000 sq ft or more that existed before December 2000 may have a duplex)
R-3 (Duplex and Triplex Residential) is a zoning district in Susanville. Every value below was read from the Susanville 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-3
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.
| Minimum front setback | 15 ft § 17.20.060 · code textFront. Fifteen feet, except for garages facing the street a minimum setback of 20 feet is required for the garage; |
|---|---|
| Minimum side setback | 5 ft Applies: Interior side yard § 17.20.060 · code textSide. Five feet on interior side and 10 feet on the corner side; |
| Minimum rear setback | 15 ft § 17.20.060 · code textRear. Fifteen feet. |
| Maximum lot coverage | 40% § 17.20.060 · code textForty percent. |
| Maximum density | 1 unit per 3,500 sq ft Applies: Lots of 6,000 sq ft or more that existed before December 2000 may have a duplex § 17.20.060 · code textThere shall be at least 3,500 square feet of lot area for each dwelling unit, except that lots 6,000 square feet in area or more that existed prior to the effective date of the ordinance codified in this title (December 2000) may be developed with a duplex. |
When a different number applies
The code sets other values for particular lots, buildings or locations in R-3:
- Minimum front setback: 20 ft — Garages facing the street § 17.20.060
- Minimum side setback: 10 ft — Corner side § 17.20.060
Not on this page
We did not find a general height, stories, lot size, FAR limit for R-3 in the zoning tables we read. The code may still set one elsewhere — check the Susanville Municipal Code.
Other Susanville zoning districts
Who this affects
Frequently asked questions
What is the minimum front setback in Susanville's R-3 zone?
15 ft — Susanville Municipal Code § 17.20.060.
What is the minimum side setback in Susanville's R-3 zone?
5 ft (interior side yard) — Susanville Municipal Code § 17.20.060.
What is the minimum rear setback in Susanville's R-3 zone?
15 ft — Susanville Municipal Code § 17.20.060.
What is the maximum lot coverage in Susanville's R-3 zone?
40% — Susanville Municipal Code § 17.20.060.
What is the maximum density in Susanville's R-3 zone?
1 unit per 3,500 sq ft (lots of 6,000 sq ft or more that existed before December 2000 may have a duplex) — Susanville Municipal Code § 17.20.060.
General information, not legal advice.
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