Concord · Zoning · RC
Concord RC zoning: height, setbacks and lot size
In Concord's RC zone, generally buildings can be up to 50 ft tall, the front setback is 15 ft and the minimum lot size is 80,000 sq ft, with the conditions listed below (Concord code, read October 2026).
Key points
- Maximum building height: 50 ft (Nonresidential)
- Minimum front setback: 15 ft
- Minimum side setback: None required (None required unless adjacent to an R district (or to a residential use in CMX))
- Minimum rear setback: None required (None required unless adjacent to an R district (or to a residential use in CMX))
- Minimum lot size: 80,000 sq ft (Smaller lots may be approved with a use permit)
- Maximum floor area ratio (FAR): 0.5
RC is a zoning district in Concord. Every value below was read from the Concord 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 RC
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 Applies: Nonresidential § 18.40.030 · code textTable row “Nonresidential”, column “RC”: 50 |
|---|---|
| Minimum front setback | 15 ft § 18.40.030 · code textTable row “Front”, column “RC”: 15 |
| Minimum side setback | None required Applies: None required unless adjacent to an R district (or to a residential use in CMX) § 18.40.030 · code textTable row “Interior Side, Rear”, column “RC”: None required unless adjacent to an R district or residential use in CMX. See CDC 18.150.180 (Transitional requirements) for buildings up to 30 feet in height . |
| Minimum rear setback | None required Applies: None required unless adjacent to an R district (or to a residential use in CMX) § 18.40.030 · code textTable row “Interior Side, Rear”, column “RC”: None required unless adjacent to an R district or residential use in CMX. See CDC 18.150.180 (Transitional requirements) for buildings up to 30 feet in height . |
| Minimum lot size | 80,000 sq ft Applies: Smaller lots may be approved with a use permit § 18.40.030 · code textTable row “Lot Area (square feet) minimum”, column “RC”: 80,000* |
| Maximum floor area ratio (FAR) | 0.5 § 18.40.030 · code textTable row “Floor Area Ratio (FAR) (maximum)”, column “RC”: 0.5 |
Uses in RC
Uses the code's use tables allow in RC, or allow with a permit. Each links to its page with the code section.
- Child care center — Needs an administrative permit
- Community garden — Needs an administrative permit
- Growing crops — Allowed
Not on this page
We did not find a general stories, lot coverage, density limit for RC in the zoning tables we read. The code may still set one elsewhere — check the Concord Municipal Code.
Other Concord zoning districts
Who this affects
Frequently asked questions
What is the maximum building height in Concord's RC zone?
50 ft (nonresidential) — Concord Municipal Code § 18.40.030.
What is the minimum front setback in Concord's RC zone?
15 ft — Concord Municipal Code § 18.40.030.
What is the minimum side setback in Concord's RC zone?
None required (none required unless adjacent to an R district (or to a residential use in CMX)) — Concord Municipal Code § 18.40.030.
What is the minimum rear setback in Concord's RC zone?
None required (none required unless adjacent to an R district (or to a residential use in CMX)) — Concord Municipal Code § 18.40.030.
What is the minimum lot size in Concord's RC zone?
80,000 sq ft (smaller lots may be approved with a use permit) — Concord Municipal Code § 18.40.030.
General information, not legal advice.
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