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San Carlos · Zoning · GCI

San Carlos GCI zoning: height, setbacks and lot size

In San Carlos's GCI zone, generally buildings can be up to 50 ft tall, the front setback is 10 ft and the minimum lot size is 20,000 sq ft, with the conditions listed below (San Carlos code, read October 2026).

Key points

  • Maximum building height: 50 ft
  • Minimum front setback: 10 ft (Minimum 30 feet from an RS district boundary.)
  • Minimum side setback: 0 ft (Minimum 30 feet from an RS district boundary.)
  • Minimum rear setback: 0 ft (Minimum 30 feet from an RS district boundary.)
  • Minimum lot size: 20,000 sq ft
  • Maximum floor area ratio (FAR): 2.0

GCI is a zoning district in San Carlos. Every value below was read from the San Carlos 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 GCI

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
50 ft
§ 18.06.030 · code text
Table row “Maximum Height (ft.)”, column “GCI”: 50
Minimum front setback
10 ft
Applies: Minimum 30 feet from an RS district boundary.
§ 18.06.030 · code text
Table row “Front”, column “GCI”: 10
Minimum side setback
0 ft
Applies: Minimum 30 feet from an RS district boundary.
§ 18.06.030 · code text
Table row “Interior Side”, column “GCI”: 0
Minimum rear setback
0 ft
Applies: Minimum 30 feet from an RS district boundary.
§ 18.06.030 · code text
Table row “Rear”, column “GCI”: 0
Minimum lot size
20,000 sq ft
§ 18.06.030 · code text
Table row “Minimum Lot Size (sq. ft.)”, column “GCI”: 20,000
Maximum floor area ratio (FAR)
2.0
§ 18.06.030 · code text
Table row “Maximum Floor Area Ratio (FAR)”, column “GCI”: 2.0

Not on this page

We did not find a general stories, lot coverage, density limit for GCI in the zoning tables we read. The code may still set one elsewhere — check the San Carlos Municipal Code.

Other San Carlos zoning districts

Who this affects

HomeownersArchitects and designersDevelopersReal estate agents

Frequently asked questions

What is the maximum building height in San Carlos's GCI zone?

50 ft — San Carlos Municipal Code § 18.06.030.

What is the minimum front setback in San Carlos's GCI zone?

10 ft (minimum 30 feet from an RS district boundary) — San Carlos Municipal Code § 18.06.030.

What is the minimum side setback in San Carlos's GCI zone?

0 ft (minimum 30 feet from an RS district boundary) — San Carlos Municipal Code § 18.06.030.

What is the minimum rear setback in San Carlos's GCI zone?

0 ft (minimum 30 feet from an RS district boundary) — San Carlos Municipal Code § 18.06.030.

What is the minimum lot size in San Carlos's GCI zone?

20,000 sq ft — San Carlos Municipal Code § 18.06.030.

General information, not legal advice.

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