Tehama County · Zoning · R-4
Tehama County R-4 zoning: height, setbacks and lot size
In Tehama County's R-4 zone, generally buildings can be up to 65 ft (6 stories) tall and the front setback is 50 ft from the roadway centerline or 20 ft from the property line, whichever is greater, with the conditions listed below (Tehama County code, read October 2026).
Key points
- Maximum building height: 65 ft (Buildings must also fit inside planes sloping inward 1 ft per 2 ft of height from the yard lines, starting 25 ft above grade.)
- Maximum number of stories: 6 stories (or 65 ft; buildings must fit within inclined planes sloping inward 1 ft per 2 ft, starting 25 ft above average grade)
- Minimum front setback: 50 ft from the roadway centerline or 20 ft from the property line, whichever is greater
- Minimum side setback: 20% of lot width in total, with no side yard less than 6 ft (add 3 ft per story above the first; street side of corner lots at least 10 ft)
- Minimum rear setback: 20 ft
- Maximum lot coverage: 60%
R-4 (General Apartment District) is a zoning district in Tehama County. Every value below was read from the Tehama 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 R-4
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 | 65 ft Applies: Buildings must also fit inside planes sloping inward 1 ft per 2 ft of height from the yard lines, starting 25 ft above grade. § 17.22.080 · code textA. Building height limit shall be six stories or sixty-five feet; provided, that all buildings must be included within inclined planes sloping inward at a ratio of one foot horizontally to two feet vertically, such planes beginning at the minimum yard lines at an elevation of twenty-five feet above the average grade of the building site. |
|---|---|
| Maximum number of stories | 6 stories Applies: or 65 ft; buildings must fit within inclined planes sloping inward 1 ft per 2 ft, starting 25 ft above average grade § 17.22.080 · code textA. Building height limit shall be six stories or sixty-five feet; provided, that all buildings must be included within inclined planes sloping inward at a ratio of one foot horizontally to two feet vertically, such planes beginning at the minimum yard lines at an elevation of twenty-five feet above the average grade of the building site. |
| Minimum front setback | 50 ft from the roadway centerline or 20 ft from the property line, whichever is greater § 17.22.050 · code textA. Front yard, fifty feet from the centerline of roadway or twenty feet from the property line, whichever is greater; |
| Minimum side setback | 20% of lot width in total, with no side yard less than 6 ft Applies: add 3 ft per story above the first; street side of corner lots at least 10 ft § 17.22.050 · code textB. Side Yards. Side yards shall total not less than twenty percent of the lot width, and no side yard may be less than six feet; three feet shall be added to each required side yard for each story above the first story of any building; the side yard on the street side of each corner lot shall not be less than ten feet; |
| Minimum rear setback | 20 ft § 17.22.050 · code textC. Rear yard, twenty feet. |
| Maximum lot coverage | 60% § 17.22.080 · code textB. Maximum building coverage, sixty percent of lot area. |
When a different number applies
The code sets other values for particular lots, buildings or locations in R-4:
- Minimum side setback: 3 ft additional per story — Added to each required side yard for each story above the first story § 17.22.050
- Minimum side setback: 10 ft — Street side of each corner lot § 17.22.050
Not on this page
We did not find a general lot size, FAR, density limit for R-4 in the zoning tables we read. The code may still set one elsewhere — check the Tehama County Municipal Code.
Other Tehama County zoning districts
Who this affects
Frequently asked questions
What is the maximum building height in Tehama County's R-4 zone?
65 ft (buildings must also fit inside planes sloping inward 1 ft per 2 ft of height from the yard lines, starting 25 ft above grade) — Tehama County Municipal Code § 17.22.080.
What is the maximum number of stories in Tehama County's R-4 zone?
6 stories (or 65 ft; buildings must fit within inclined planes sloping inward 1 ft per 2 ft, starting 25 ft above average grade) — Tehama County Municipal Code § 17.22.080.
What is the minimum front setback in Tehama County's R-4 zone?
50 ft from the roadway centerline or 20 ft from the property line, whichever is greater — Tehama County Municipal Code § 17.22.050.
What is the minimum side setback in Tehama County's R-4 zone?
20% of lot width in total, with no side yard less than 6 ft (add 3 ft per story above the first; street side of corner lots at least 10 ft) — Tehama County Municipal Code § 17.22.050.
What is the minimum rear setback in Tehama County's R-4 zone?
20 ft — Tehama County Municipal Code § 17.22.050.
General information, not legal advice.
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