Colusa County · Zoning · F-M
Colusa County F-M zoning: height, setbacks and lot size
In Colusa County's F-M zone, generally buildings can be up to 30 ft tall, the front setback is 10 ft and the minimum lot size is 1 ac, with the conditions listed below (Colusa County code, read October 2026).
Key points
- Maximum building height: 30 ft (If buildings must be raised on stilts to protect against flood damage, the limit is 25 ft above the building floor.)
- Minimum front setback: 10 ft
- Minimum side setback: 10 ft
- Minimum rear setback: 10 ft
- Minimum lot size: 1 ac (Applies solely to parcels newly created through lot split or subdivision)
F-M (Flood Management) is a zoning district in Colusa County. Every value below was read from the Colusa 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 F-M
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: If buildings must be raised on stilts to protect against flood damage, the limit is 25 ft above the building floor. § 44-2.60.20 · code textTable row “Maximum Structure Height”, column “F-M”: 30 ft[3] |
|---|---|
| Minimum front setback | 10 ft § 44-2.60.20 · code textTable row “Minimum Setbacks”, column “F-M”: 10 ft |
| Minimum side setback | 10 ft § 44-2.60.20 · code textTable row “Minimum Setbacks”, column “F-M”: 10 ft |
| Minimum rear setback | 10 ft § 44-2.60.20 · code textTable row “Minimum Setbacks”, column “F-M”: 10 ft |
| Minimum lot size | 1 ac Applies: Applies solely to parcels newly created through lot split or subdivision § 44-2.60.20 · code textTable row “Minimum Parcel Size [1]”, column “F-M”: 1 ac |
Uses in F-M
Uses the code's use tables allow in F-M, or allow with a permit. Each links to its page with the code section.
- Growing crops — Allowed
Not on this page
We did not find a general stories, lot coverage, FAR, density limit for F-M in the zoning tables we read. The code may still set one elsewhere — check the Colusa County Municipal Code.
Other Colusa County zoning districts
Who this affects
Frequently asked questions
What is the maximum building height in Colusa County's F-M zone?
30 ft (if buildings must be raised on stilts to protect against flood damage, the limit is 25 ft above the building floor) — Colusa County Municipal Code § 44-2.60.20.
What is the minimum front setback in Colusa County's F-M zone?
10 ft — Colusa County Municipal Code § 44-2.60.20.
What is the minimum side setback in Colusa County's F-M zone?
10 ft — Colusa County Municipal Code § 44-2.60.20.
What is the minimum rear setback in Colusa County's F-M zone?
10 ft — Colusa County Municipal Code § 44-2.60.20.
What is the minimum lot size in Colusa County's F-M zone?
1 ac (applies solely to parcels newly created through lot split or subdivision) — Colusa County Municipal Code § 44-2.60.20.
General information, not legal advice.
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