Skip to content
Boston

Boston Zoning Map & Districts 2026

Explore zoning districts, official map resources, and recent rezoning activity in Boston, MA. ZoneWire monitors council meetings to track every zoning change.

Zoning Districts in Boston

Common zoning classifications used in this jurisdiction. Exact district names and codes may vary.

R-1Single-Family Residential

Permits detached single-family homes on individual lots. Typical minimum lot sizes range from 5,000 to 20,000 sq ft depending on the jurisdiction.

R-2Two-Family Residential

Allows single-family homes and duplexes. Often serves as a transition zone between single-family neighborhoods and higher-density areas.

R-3Multi-Family Residential

Permits apartments, condominiums, and townhomes in addition to single-family and two-family dwellings. Densities vary by jurisdiction.

C-1Neighborhood Commercial

Small-scale retail, offices, and services intended to serve the surrounding residential neighborhood. Typically limits building size and hours of operation.

C-2General Commercial

Broader range of commercial uses including retail stores, restaurants, offices, and entertainment venues. Often located along major corridors.

C-3Heavy Commercial

Intensive commercial uses such as auto dealers, building supply, and wholesale operations that may generate higher traffic or noise levels.

OOffice

Professional and business offices. May also permit limited retail and service uses on ground floors in some jurisdictions.

I-1Light Industrial

Manufacturing, warehousing, and distribution activities conducted primarily indoors with minimal external impacts on surrounding areas.

I-2Heavy Industrial

Intensive industrial uses including heavy manufacturing, processing plants, and resource extraction that may produce significant noise, odor, or traffic.

MUMixed Use

Combines residential, commercial, and sometimes office uses within a single development or district. Encourages walkability and reduced auto dependence.

PDPlanned Development

Flexible zoning that allows a negotiated mix of uses, densities, and design standards tailored to a specific site. Requires a detailed development plan.

AAgricultural

Farming, ranching, and related rural uses. Typically found in unincorporated county areas with very low density residential allowances.

PPublic / Institutional

Government buildings, schools, hospitals, parks, and other public or quasi-public facilities.

OSOpen Space

Parks, greenways, conservation areas, and recreation land. Development is generally prohibited or heavily restricted.

Recent Rezoning Activity in Boston

Meetings
11
Rezoning Mentions
30
Last Detected
Mar 19, 2026

Frequently Asked Questions

The official Boston zoning map is maintained by the local planning department. You can access the interactive GIS map at https://maps.bostonplans.org/zoningviewer/. ZoneWire also tracks rezoning activity discussed in council meetings.

Common zoning districts in Boston include residential (R-1, R-2, R-3), commercial (C-1, C-2), industrial (I-1, I-2), mixed-use (MU), and planned development (PD). Each district has specific permitted uses, setbacks, and density requirements.

ZoneWire monitors every council meeting in Boston and uses AI to detect rezoning discussions, variances, and zoning amendments. Start a free trial to receive alerts when rezoning activity is detected.

The Boston Planning and Development Agency (BPDA), Zoning Board of Appeal, and Boston City Council are tracked by ZoneWire for Article 80 reviews, zoning variances, PDA (Planned Development Area) applications, conditional use permits, and institutional master plan amendments.

Boston has approximately 8 zoning-related meetings per month across the BPDA board, Zoning Board of Appeal, and City Council. The BPDA board meets monthly, while the Zoning Board of Appeal typically meets weekly.

Article 80 is the section of the Boston Zoning Code that governs the development review process. Large projects go through Article 80 Large Project Review, which includes public comment periods and BPDA board approval. Article 80 filings are the primary signal for major commercial and residential development in Boston.

The highest volume of zoning activity in Boston occurs in the Seaport district for large-scale commercial and residential towers, the Fenway area for institutional master plan expansions, East Boston and Dorchester for residential density increases, and downtown for PDA applications and Article 80 filings.

Key zoning terms for Boston include Article 80, PDA (Planned Development Area), variance, conditional use permit, institutional master plan, small project review, 309 exception, and IPOD (Interim Planning Overlay District). ZoneWire tracks all of these automatically across every Boston governing body.

Never Miss a Zoning Change in Boston

ZoneWire monitors every council meeting in Boston, MA and alerts you when rezoning, variances, and zoning amendments come up — within hours of the vote.

7-day free trial, cancel anytime.