Sonoma County LEA CC zoning: height, setbacks and lot size

LEA CC (Land Extensive Agriculture Coastal District) is a zoning district in Sonoma County. Every value below was read from the Sonoma 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 LEA CC

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	16 ft Applies: Residential structures west of Highway 1 § 26C-33 · code text West of Highway 1: Residential height limits are sixteen feet (16').
Minimum front setback	10% of lot depth, max 75 ft § 26C-33 · code text Front yard: Ten percent (10%) of the depth of the lot but not more than seventy-five feet percent (75%).
Minimum side setback	10% of lot width, max 20 ft § 26C-33 · code text Side yard: Ten percent (10%) of the width of the lot, but not more than twenty feet (20').
Minimum rear setback	20 ft § 26C-33 · code text Rear yard: Twenty feet (20').
Minimum lot size	640 acres Applies: creation of new parcels; a B combining district may set a different area § 26C-33 · code text The minimum lot size for creation of new parcels shall be six hundred forty (640) acres, unless a different area is provided by a B combining district, provided that it shall also meet the criteria of General Plan policies AR-8c and AR-3b.
Maximum lot coverage	20% Applies: Parcels of 2 acres in size or less § 26C-33 · code text On parcels of two (2) acres in size or less: twenty percent (20%);
Maximum density	1 unit per 60 to 320 acres Applies: the code sets a range: at least 60, at most 320 acres per unit; the General Plan or a B combining district picks the figure § 26C-33 · code text Residential density shall be between sixty (60) and three hundred twenty (320) acres per dwelling unit as shown in the General Plan land use element or permitted by a B combining district, whichever is more restrictive.

When a different number applies

The code sets other values for particular lots, buildings or locations in LEA CC:

Maximum building height: 24 ft — Commercial structures west of Highway 1 § 26C-33
Maximum building height: 24 ft — Residential and commercial structures east of Highway 1 and visible from designated scenic roads § 26C-33
Maximum lot coverage: 18,000 sq ft or 15%, whichever is greater — Parcels greater than 2 acres up to and including 5 acres § 26C-33
Maximum lot coverage: 30,000 sq ft or 10%, whichever is greater — Parcels greater than 5 acres up to and including 20 acres § 26C-33
Maximum lot coverage: 85,000 sq ft or 5%, whichever is greater — Parcels greater than 20 acres § 26C-33

Not on this page

We did not find a general stories, FAR limit for LEA CC in the zoning tables we read. The code may still set one elsewhere — check the Sonoma County Municipal Code.

Other Sonoma County zoning districts

Who this affects

HomeownersArchitects and designersDevelopersReal estate agents

Frequently asked questions

What is the maximum building height in Sonoma County's LEA CC zone?

16 ft (residential structures west of Highway 1) — Sonoma County Municipal Code § 26C-33.

What is the minimum front setback in Sonoma County's LEA CC zone?

10% of lot depth, max 75 ft — Sonoma County Municipal Code § 26C-33.

What is the minimum side setback in Sonoma County's LEA CC zone?

10% of lot width, max 20 ft — Sonoma County Municipal Code § 26C-33.

What is the minimum rear setback in Sonoma County's LEA CC zone?

20 ft — Sonoma County Municipal Code § 26C-33.

What is the minimum lot size in Sonoma County's LEA CC zone?

640 acres (creation of new parcels; a B combining district may set a different area) — Sonoma County Municipal Code § 26C-33.

General information, not legal advice.