Vacant Lot Maintenance: Cambridge vs Waltham
How do vacant lot maintenance rules compare between Cambridge, MA and Waltham, MA?
Waltham has fewer restrictions than Cambridge.
Cambridge, MA
Middlesex County
Owners of vacant lots in Cambridge must keep them free of trash and overgrown vegetation, and unsecured vacant buildings must be registered with Inspectional Services and boarded to code.
View full Cambridge rules →Waltham, MA
Middlesex County
Waltham requires owners of vacant lots to keep them free of trash, tall grass, and nuisances. Grass must be maintained under typical height limits, and lots must be secured against dumping.
View full Waltham rules →Key Facts Comparison
| Fact | Cambridge | Waltham |
|---|---|---|
| Weed limit | Under 10 inches | - |
| Vacant registration | Required with Cambridge ISD | - |
| Insurance | Liability proof required | - |
| Boarding | HUD specifications | - |
| Time limit | 180 days before permanent repair | - |
| Max Grass Height | - | Approximately 10 inches |
| Required | - | Free of trash, debris, nuisances |
| Sidewalk Duty | - | Owner maintains abutting walk |
| Enforcement | - | Inspectional Services |
| City Abatement | - | Bill or lien to owner |
Highlighted rows indicate differences between cities.
Cambridge FAQ
Do I have to register a vacant building?
Yes. The Cambridge Problem Properties ordinance requires annual registration and insurance for vacant structures.
Who maintains a vacant lot?
The property owner, who must keep it clear of trash, weeds, and hazards.
Waltham FAQ
How tall can grass grow on a Waltham vacant lot?
Grass and weeds typically must stay below about 10 inches. Overgrown lots are public nuisances subject to enforcement.
Who pays if the city cleans a neglected lot?
The owner. Waltham can bill for abatement costs and place a lien on the property if unpaid.
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