Structure Height Limits: Chino vs Ontario
How do structure height limits rules compare between Chino, CA and Ontario, CA?
Chino and Ontario have similar restriction levels.
Chino, 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 Chino rules →Ontario, CA
San Bernardino County
Ontario caps single-family homes at 35 feet or 2 stories under OMC Chapter 9, and land near ONT International Airport triggers FAA Part 77 height review for anything over 200 feet or within the runway-protection zone.
View full Ontario rules →Key Facts Comparison
| Fact | Chino | Ontario |
|---|---|---|
| - | - | |
| Residential cap | - | 35 ft / 2 stories |
| Accessory structure | - | 15 ft max |
| ADU height | - | 16-25 ft (GC 65852.2) |
| Airport review | - | FAA Form 7460-1 over 200 ft |
Highlighted rows indicate differences between cities.
Chino FAQ
Ontario FAQ
Do I need FAA approval for a two-story house?
Only if the site is within an FAA Part 77 surface around ONT; most standard two-story homes are fine, but the Planning Department screens every permit.
Can I add a third story?
Not in standard R-1; you would need a zone change or Planned Development approval from the Planning Commission.
Compare other topics
See how Chino and Ontario compare on other ordinance categories.
Want to add a third city?
Use our full comparison tool to compare up to three cities.
Open Comparison Tool