Inyo County · Zoning · OS
Inyo County OS zoning: height, setbacks and lot size
In Inyo County's OS zone, generally buildings can be up to 30 ft tall, the front setback is 50 ft and the minimum lot size is 40 acres, with the conditions listed below (Inyo County code, read October 2026).
Key points
- Maximum building height: 30 ft (Principal buildings)
- Minimum front setback: 50 ft
- Minimum side setback: 50 ft
- Minimum rear setback: 50 ft
- Minimum lot size: 40 acres
OS (OPEN SPACE) is a zoning district in Inyo County. Every value below was read from the Inyo County 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 OS
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 § 18.12.050 · code text1. Principal buildings, two and one-half stories or thirty feet, |
|---|---|
| Minimum front setback | 50 ft § 18.12.050 · code textD. Front yard, fifty feet; |
| Minimum side setback | 50 ft § 18.12.050 · code textF. Side yard, fifty feet; |
| Minimum rear setback | 50 ft § 18.12.050 · code textE. Rear yard, fifty feet; |
| Minimum lot size | 40 acres § 18.12.050 · code textB. Minimum parcel size, forty acres, except when a greater minimum area is established pursuant to Section 18.78.055; |
Not on this page
We did not find a general stories, lot coverage, FAR, density limit for OS in the zoning tables we read. The code may still set one elsewhere — check the Inyo County Municipal Code.
Other Inyo County zoning districts
Who this affects
Frequently asked questions
What is the maximum building height in Inyo County's OS zone?
30 ft (principal buildings) — Inyo County Municipal Code § 18.12.050.
What is the minimum front setback in Inyo County's OS zone?
50 ft — Inyo County Municipal Code § 18.12.050.
What is the minimum side setback in Inyo County's OS zone?
50 ft — Inyo County Municipal Code § 18.12.050.
What is the minimum rear setback in Inyo County's OS zone?
50 ft — Inyo County Municipal Code § 18.12.050.
What is the minimum lot size in Inyo County's OS zone?
40 acres — Inyo County Municipal Code § 18.12.050.
General information, not legal advice.
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