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Lawrence Zoning & Land Use Guide

Last updated: Verified:

Key Zoning Facts

Building Code Edition
MA State Building Code (780 CMR, based on 2021 IBC)
ADUs Allowed
Yes
Primary District
R-1 Residence 1
Max Height
35 ft

Regulatory Layers That Apply in Lawrence

Your property is subject to ALL of these regulatory layers. Each one can impose additional requirements beyond the others.

Federal

State — Massachusetts

  • Building Code: MA State Building Code (780 CMR, based on 2021 IBC)
  • State ADU Override: Yes (MA ADU Law (2024) — requires single-family zones to allow ADUs by right)
View Massachusetts zoning overview

County — Essex County

  • Role: Property records, tax assessment, unincorporated area planning

City / Municipal

The city's zoning ordinance, building codes, and local permits form the primary layer of land-use regulation for your property.

Overlay Districts

No overlay districts identified.

Private Restrictions

  • HOA / CC&Rs common: Yes
  • Check HOA CC&Rs for additional restrictions.

Primary Zoning Districts

District CodeNameMin LotMax HeightFront SetbackSide SetbackRear SetbackFAR
R-1Residence 17,500 sq ft35 ft20 ft10 ft20 ft
R-4Residence 43,000 sq ft55 ft10 ft6 ft15 ft
C-1Commercial 13,000 sq ft40 ft0 ft0 ft10 ft

ADU Rules in Lawrence

ADUs:Allowed
Max Size
900 sq ft
Max Height
20 ft
Rear Setback
5 ft
Side Setback
5 ft
Parking
No additional parking required
Owner Occupancy
Not required under state ADU law
Permit Timeline
45-75 days
Full ADU rules for Lawrence

Official Sources

Frequently Asked Questions

Frequently Asked Questions

Can I build an ADU in Lawrence?
Yes. Under the 2024 Massachusetts ADU law, single-family zones must allow ADUs by right. Lawrence permits ADUs up to 900 sq ft.
How do I find the zoning for my property in Lawrence?
Contact the Lawrence Office of Planning and Development or check the city's online GIS for parcel zoning information.
What zones allow multi-family housing in Lawrence?
Multi-family housing is permitted in R-3, R-4, and various commercial zones. Lawrence's dense urban fabric means much of the city already supports multi-family development.