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Property Maintenance in Ontario, CA (2026)

3 verified property maintenance rules for Ontario, California, sourced directly from the municipal code and official government pages.

Verified from official government sources

Property Blight

Ontario's Code Enforcement Director treats abandoned, partially destroyed, or substantially deteriorated buildings as a public nuisance under Municipal Code Chapter 22. Owners get a Notice of Violation and an abatement deadline; unresolved hazards can be summarily abated, with costs recovered by lien or special assessment against the property.

Ontario Dangerous Building Abatement

Some Restrictions

Ontario Municipal Code Sec. 5-22.02(b),(e),(t) (Property Appearance - Nuisance), as amended by Sec. 7, Ord. 3230, eff. January 19, 2023

(b) Buildings which are abandoned, partially destroyed or permitted to remain unreasonably in a state of partial construction; ... (e) Broken windows constituting a hazardous condition, or inviting trespassers and malicious mischief, or constituting a condition tending to depreciate the aesthetic and property values of surrounding properties; ... (t) The maintenance of any structure in a ...

Vacant Lot Maintenance

A vacant lot next to an improved sidewalk or parkway must carry live, healthy grass, landscaping, or screening under Ontario Municipal Code Sec. 5-22.02(x). The City can serve a Notice of Violation, hold a hearing, and install or irrigate landscaping itself, billing the owner through a lien or special assessment.

Ontario Vacant Lot Landscaping Rule

Some Restrictions

Ontario Municipal Code Sec. 5-22.02(x) (Property Appearance - Nuisance)

(x) The maintenance of any vacant lot without live and healthy grass, landscaping, or screening combined with perimeter landscaping, where such lot is adjacent to an improved sidewalk and/or parkway;

Snow & Sidewalk Clearing

Ontario does not receive snow, but property owners must maintain sidewalks free of debris, obstructions, and trip hazards under California Streets and Highways Code 5610 and OMC Chapter 7.

Ontario Sidewalk Maintenance Rules

Light Restrictions

California Streets and Highways Code § 5610 (Sidewalk Maintenance by Fronting Owners)

Streets and Highways Code - SHC. DIVISION 7. THE IMPROVEMENT ACT OF 1911 [5000 - 6794]. PART 3. PERFORMING THE WORK [5100 - 5954]. CHAPTER 22. Maintenance of Sidewalks [5600 - 5630]. ARTICLE 2. Repairs [5610 - 5618]. 5610. The owners of lots or portions of lots fronting on any portion of a public street or place when that street or place is improved or if and when the area between the property ...

Looking for San Bernardino County county-wide rules?

County ordinances apply to unincorporated areas and may supplement Ontario city rules.

Property Maintenance in San Bernardino County