Cost guides · GTA · recomputed continuously
What it costs, by the kind of work.
Every guide answers one question with GROUND's own corpus: the declared value of every permit of that type filed in Toronto, or the price the city actually paid. No quoted ranges, no vendor estimates — medians and quartiles from the public record.
Interior fit-outs · 5,884 permits
How much does a commercial interior fit-out cost in Toronto?
$100K
median declared value · $107/SF declared
New houses · 2,069 permits
How much does building a new house cost in Toronto?
$900K
median declared value · $192/SF declared
Underpinning · 1,243 permits
How much does underpinning cost in Toronto?
$100K
median declared value · $166/SF declared
Laneway & garden suites · 1,077 permits
How much does a laneway or garden suite cost in Toronto?
$200K
median declared value · $225/SF declared
Additions · 805 permits
How much does a home addition cost in Toronto?
$90K
median declared value · $188/SF declared
Garages · 688 permits
How much does a garage cost in Toronto?
$75K
median declared value
Second suites · 428 permits
How much does a second suite (basement apartment) cost in Toronto?
$40K
median declared value · $48/SF declared
Decks · 293 permits
How much does a deck cost in Toronto?
$15K
median declared value
New industrial · 51 permits
How much does a new industrial building cost in Toronto?
$3.1M
median declared value · $150/SF declared
Demolition · 36 permits
How much does demolition cost in Toronto?
$98K
median declared value · $42/SF declared
Fire damage · 13 permits
How much does fire damage repair cost in Toronto?
$50K
median declared value
Municipal contracts · 315 awards
What do City of Toronto construction contracts sell for?
$2.4M
median awarded contract
Guides publish only where GROUND holds enough comparable permits to be honest about the number. As the corpus grows, more appear and the figures move with the market — these pages are recomputed, never rewritten by hand. Full cost index and evidence tiers →