Duarte · Zoning · R-1
Duarte R-1 zoning: height, setbacks and lot size
In Duarte's R-1 zone, the minimum lot size is 6,500 sq ft, the side setback limit is 5 ft and the rear setback limit is 10 ft (Duarte code, read October 2026).
Key points
- Minimum side setback: 5 ft (Interior side yard)
- Minimum rear setback: 10 ft (Single Story)
- Minimum lot size: 6,500 sq ft
- Maximum lot coverage: 35% (40% for single-story units on lots of 8,000 sq ft or less)
R-1 is a zoning district in Duarte. Every value below was read from the Duarte 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-1
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 side setback | 5 ft Applies: Interior side yard § 19.10.030 · code textTable row “Interior”, column “R-1 2”: 5 ft |
|---|---|
| Minimum rear setback | 10 ft Applies: Single Story § 19.10.030 · code textTable row “Single Story”, column “R-1 2”: 10 ft |
| Minimum lot size | 6,500 sq ft § 19.10.030 · code textTable row “Lot Area (sq ft) 4”, column “R-1 2”: 6,500 |
| Maximum lot coverage | 35% Applies: 40% for single-story units on lots of 8,000 sq ft or less § 19.10.030 · code textTable row “Lot Coverage 4, 5 (maximum)”, column “R-1 2”: 35% or 40% for single-story units on lots 8,000 sf or less |
Uses in R-1
Uses the code's use tables allow in R-1, or allow with a permit. Each links to its page with the code section.
- Duplex — Allowed — see note
When a different number applies
The code sets other values for particular lots, buildings or locations in R-1:
- Minimum rear setback: 20 ft — Two Story § 19.10.030
- Maximum lot coverage: 40% — Single-story units on lots 8,000 sf or less § 19.10.030
Not on this page
We did not find a general height, stories, front setback, FAR, density limit for R-1 in the zoning tables we read. The code may still set one elsewhere — check the Duarte Municipal Code.
Other Duarte zoning districts
Who this affects
Frequently asked questions
What is the minimum side setback in Duarte's R-1 zone?
5 ft (interior side yard) — Duarte Municipal Code § 19.10.030.
What is the minimum rear setback in Duarte's R-1 zone?
10 ft (single Story) — Duarte Municipal Code § 19.10.030.
What is the minimum lot size in Duarte's R-1 zone?
6,500 sq ft — Duarte Municipal Code § 19.10.030.
What is the maximum lot coverage in Duarte's R-1 zone?
35% (40% for single-story units on lots of 8,000 sq ft or less) — Duarte Municipal Code § 19.10.030.
General information, not legal advice.
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