Rialto · Zoning · C-2
Rialto C-2 zoning: height, setbacks and lot size
In Rialto's C-2 zone, generally buildings can be up to 75 ft (6 stories) tall and the front setback is None required, with the conditions listed below (Rialto code, read October 2026).
Key points
- Maximum building height: 75 ft (or six stories; no part of a building may encroach into the Rialto Municipal Airport navigable airspace (FAR Part 77))
- Maximum number of stories: 6 stories (no part of a building may encroach into the Rialto Municipal Airport navigable airspace (FAR Part 77))
- Minimum front setback: None required
- Minimum side setback: None required
- Minimum rear setback: None required
C-2 (Central Commercial Zone) is a zoning district in Rialto. Every value below was read from the Rialto 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 C-2
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 | 75 ft Applies: or six stories; no part of a building may encroach into the Rialto Municipal Airport navigable airspace (FAR Part 77) § 18.32.030 · code textA. Building height limit, up to six stories or seventy-five feet, with the exception that no portion of any building, or any other structure normally permitted to exceed the height limit in Section 18.56.010, shall encroach within the navigable airspace for the Rialto Municipal Airport as established by Federal Aviation Regulation Part 77 (Objects Affecting Navigable Airspace); |
|---|---|
| Maximum number of stories | 6 stories Applies: no part of a building may encroach into the Rialto Municipal Airport navigable airspace (FAR Part 77) § 18.32.030 · code textA. Building height limit, up to six stories or seventy-five feet, with the exception that no portion of any building, or any other structure normally permitted to exceed the height limit in Section 18.56.010, shall encroach within the navigable airspace for the Rialto Municipal Airport as established by Federal Aviation Regulation Part 77 (Objects Affecting Navigable Airspace); |
| Minimum front setback | None required § 18.32.030 · code textB. Front yard, none required; |
| Minimum side setback | None required § 18.32.030 · code textC. Side yard, none, except that on lots siding to an R zone there shall be a side yard of not less than five feet; |
| Minimum rear setback | None required § 18.32.030 · code textD. Rear yard, none, except that on lots which rear to an R zone a rear yard of fifteen feet is required. |
When a different number applies
The code sets other values for particular lots, buildings or locations in C-2:
- Minimum side setback: 5 ft — On lots siding to an R zone § 18.32.030
- Minimum rear setback: 15 ft — On lots which rear to an R zone § 18.32.030
Not on this page
We did not find a general lot size, lot coverage, FAR, density limit for C-2 in the zoning tables we read. The code may still set one elsewhere — check the Rialto Municipal Code.
Other Rialto zoning districts
Who this affects
Frequently asked questions
What is the maximum building height in Rialto's C-2 zone?
75 ft (or six stories; no part of a building may encroach into the Rialto Municipal Airport navigable airspace (FAR Part 77)) — Rialto Municipal Code § 18.32.030.
What is the maximum number of stories in Rialto's C-2 zone?
6 stories (no part of a building may encroach into the Rialto Municipal Airport navigable airspace (FAR Part 77)) — Rialto Municipal Code § 18.32.030.
What is the minimum front setback in Rialto's C-2 zone?
None required — Rialto Municipal Code § 18.32.030.
What is the minimum side setback in Rialto's C-2 zone?
None required — Rialto Municipal Code § 18.32.030.
What is the minimum rear setback in Rialto's C-2 zone?
None required — Rialto Municipal Code § 18.32.030.
General information, not legal advice.
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