Toronto permit data

Toronto Building Permit Map: Active Construction by Address

Published July 24, 2026

Is there a map of Toronto building permits?

Short answer: Yes, three of them. The City of Toronto's Building Application Status tool lets you search active permit applications, the City publishes the underlying records as open data with coordinates, and PermitIndex plots that open data on a live map you can search by address, free and without an account.

Every Toronto building permit is tied to a property address, and the City geocodes nearly all of them, so the permit record is naturally a map. Right now that record holds 28,514 permits issued in the trailing twelve months as of Aug 26, 2026, each one a dot with a location, a work description, and a status. Permits are public record in Ontario, a point we cover in full in our guide to permit records, which is what makes a public map of them possible at all.

The rest of this guide covers how to read a permit map, how the City's own tools differ from ours, and the limits that every honest permit map shares.

How do I see active construction near an address?

Type the address into PermitIndex search and switch to the map. Permits near that address render as dots you can click to open the underlying record: the type of work, the trade involved, the application and issue dates, and the current status. Dots are shaded by disclosed construction value, so a cluster of high-value markers reads differently from a strip of small renovation permits.

One honesty note on that shading. Not every permit discloses an estimated construction value. Across the trailing twelve months, 10,137 of the 28,514 Toronto permits on record disclose a value, and those disclosed values total $14,673,846,387 as of Aug 26, 2026. The rest disclose nothing, so value shading always understates the whole picture, on our map or anyone else's.

What a near-me view is genuinely good for: seeing whether the racket up the street is permitted work, checking what a builder actually filed before you buy next door, gauging how busy your block is before you plan your own project, and spotting which trades are active around you. If your next question is how long those projects waited for approval, the Toronto permit wait times page reports observed medians by trade from the same record.

What does the City's own permit search show?

The City's Building Application Status tool is the official window into permit applications, and it is the right place to verify a specific permit's official standing. You can search by address, and the City states that it generally covers active permits going back about ten years from the application date, plus recently closed or cancelled ones for a short period. It is updated as of the previous business day.

Its strengths and limits follow from what it is: an administrative lookup, not an analytical map. It answers "what is the status of the application at this address" with authority. It is less suited to questions like "what is happening within a few blocks of me" or "how does this street compare to that one," because it returns applications, not a browsable picture of activity. For status codes themselves, our guide to checking a Toronto permit's status walks through what each one means.

Treat the two tools as complements. Browse and compare on the open-data map, then confirm any record that matters on the City's tool, which remains the authoritative source for an individual file.

Is a permit map the same as the development applications map?

No, and conflating them is the most common map mistake. Toronto runs two separate public pipelines. Planning applications, meaning rezonings, Official Plan amendments, and site plan approvals, are published through the City's Application Information Centre, which has its own map. Building permits are construction authorizations issued by Toronto Building, and they are what a permit map shows.

The difference is timing and meaning. A condo proposal appears on the planning map years before construction, while it argues its way through approvals. It appears on a building permit map only when someone applies to actually build: shoring, foundation, superstructure. So the planning map answers "what might get built here eventually," and the permit map answers "what construction is authorized here now." A block can be loud with cranes yet quiet on the planning map, or covered in development signs with no active building permit anywhere.

If you are researching a specific property before a purchase, you will usually want both, plus the property's paper trail, which is covered in how to find the permit history of a house.

Where does the map data come from?

Every dot on the PermitIndex map traces to one source: the City of Toronto's active building permits dataset, published on the City's open data portal and refreshed daily on our side. The City geocodes permits to coordinates, publishes postal geography only at FSA level (the first three characters of a postal code, like M4E), and classifies each record by permit type. We ingest that, derive a trade classification, and plot it. The data sources page documents the dataset, its licence, and the refresh schedule.

The word active in the dataset's name matters more than any other detail on this page. The City publishes permits currently on its active register, and records leave the dataset as projects close out. It is not a historical census of every permit ever issued. This is why every figure on this page describes permits currently on record inside a trailing twelve-month window, and why no honest permit map can show you a complete construction history of the city going back decades. What it can show, better than any other public source, is what is authorized and open right now, across the whole city, down to the address.

What a permit map cannot tell you

A permit map is a paperwork map, and paperwork is not the same thing as construction. Reading one well means knowing four limits.

A dot is not a shovel. An issued permit means the work is authorized, not that it has started. Projects stall, financing falls through, owners change plans. The map shows authorization, and the status field shows where the file stands.

An empty spot is not a verdict. Work may not have needed a permit, or its permit may have closed and aged off the active register. Absence of a dot means nothing is currently on record, not that nothing was ever permitted or that something illegal happened.

No names, by design. The public record describes the work, the address, the dates, and the status. It does not publish the owner, the applicant, or the contractor, and neither do we.

No inspection detail. Whether the work passed its inspections cleanly is not part of the open dataset, which is why a permit map complements a home inspection rather than replacing one.

Within those limits, the map is the fastest way to see Toronto's construction activity as it actually is: search any address and read the record for yourself, or start from the Toronto hub and browse by area and trade.