Structure Height Limits: Rialto vs San Bernardino
How do structure height limits rules compare between Rialto, CA and San Bernardino, CA?
Rialto and San Bernardino have similar restriction levels.
Rialto, CA
San Bernardino County
San Bernardino County Development Code limits residential structures to 35 ft in most zones, with agricultural and rural zones permitting 50 ft, measured from finished grade to highest point of the roof.
View full Rialto rules →San Bernardino, CA
San Bernardino County
San Bernardino Development Code limits residential structures to 30-35 ft in most zones, with commercial and mixed-use zones permitting 50-75 ft. Height is measured from finished grade to the highest point of the roof.
View full San Bernardino rules →Key Facts Comparison
| Fact | Rialto | San Bernardino |
|---|---|---|
| - | - | |
| Residential Max | - | 30-35 ft typical |
| Commercial Max | - | 35-75 ft by zone |
| ADU Detached | - | 16 ft under state law |
| ADU Above Garage | - | 25 ft or two stories |
| Airport Overlay | - | FAA Part 77 applies |
Highlighted rows indicate differences between cities.
Rialto FAQ
San Bernardino FAQ
Do rooftop solar panels count toward the height limit?
Solar equipment is typically exempt from height calculations under California Solar Rights Act (Civil Code 714) and the Development Code. Flush-mounted panels integrated with the roof surface should not add to height measurements.
Can I build a 3-story home in San Bernardino?
Three stories are permitted if total height stays under the zone maximum, typically 30-35 ft in single-family zones. Hillside and airport flight-path overlays may impose additional story limits; verify with Community Development.
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