Buying vacant land in Ontario

Summary: Buying vacant land in Ontario means confirming three things before you close: that zoning allows your build, that the lot can be serviced with water, septic, and hydro, and that you have legal road access. Land also carries its own tax and financing rules under the Planning Act.

A vacant lot looks simpler than a house, but it usually carries more unknowns. There is no building to inspect, so the value sits in what the land will allow and what it will cost to make it usable. Most of these questions get answered during the conditional period, before your offer becomes firm.

What should you check before buying vacant land in Ontario?

Buying vacant land turns on whether you can legally build what you intend and what it costs to service the lot. The biggest variable is whether the property is on municipal services or needs its own well, septic, and hydro connection.

The core closing steps match any Ontario purchase: an accepted agreement of purchase and sale (APS), a title search, title insurance, and a closing handled by your lawyer. What changes is how much you confirm about zoning, servicing, and access first.

Is the land zoned for what you want to build?

Zoning decides what you are allowed to build and where on the lot. Ontario municipalities regulate land use through a zoning by-law made under the Planning Act, and the lot's designation controls the permitted uses, minimum lot size, and setbacks from the property lines.

• Confirm the zoning designation. Ask the municipality for the lot's zoning and whether a single home (or your intended use) is a permitted use.

• Check lot size and setbacks. Minimum frontage, area, and setback rules can shrink the buildable area or block a build entirely.

• Watch for a required consent or minor variance. If the lot was never formally created or your plan does not meet the by-law, you may need a Planning Act consent or a minor variance from the committee of adjustment.

• Look at the official plan. The municipality's official plan signals future land-use policy that can affect what is approved.

How will the land be serviced with water, septic, and hydro?

Servicing is usually the largest cost and the biggest source of surprises on a rural lot. Confirm each utility before you commit, because an unserviced lot can need a well, a septic system, and a hydro line extension all at once.

• Water. On an unserviced lot you drill a private well, regulated under O. Reg. 903 (the Wells Regulation) under the Ontario Water Resources Act. Ask nearby well records what depth and yield to expect.

• Septic. A private septic system is regulated under Part 8 of the Ontario Building Code (O. Reg. 332/12). Confirm the soil can support one, since a failed percolation test can make a lot unbuildable.

• Hydro and gas. Confirm how far the nearest hydro line is; a long extension can cost thousands. Natural gas is often unavailable rurally, so budget for propane or electric heat.

• Environmental limits. If the lot sits near water, a wetland, or a floodplain, the local conservation authority may need to permit any development under the Conservation Authorities Act.

Does the property have legal road access?

Legal access means you have a registered right to reach the lot from a public road, and permission to build a driveway onto it. A lot with no legal access is very hard to build on or finance, so confirm access before anything else.

1. Confirm the road status. Find out whether the lot fronts a public, year-round municipal road, a private road, a seasonal road, or an unopened road allowance.

2. Rule out a landlocked parcel. If the lot does not touch a public road, confirm there is a registered easement or right of way giving legal access.

3. Check the entrance permit. Building a new driveway onto a municipal or provincial road usually needs an entrance or culvert permit.

4. Order a survey. A survey confirms the boundaries, frontage, and any easements or encroachments before you close.

What does buying and preparing vacant land cost?

Budget for the purchase plus the cost to make the lot build-ready, and schedule your checks inside the conditional period in your APS. The figures below vary widely by lot and region, so treat them as planning ranges.

• Land transfer tax. Payable on the purchase price at closing, on the same provincial scale as any Ontario property.

• Survey. A new survey commonly runs $1,500 to $3,500 or more, depending on lot size and terrain.

• Well. Drilling a well often runs $10,000 to $20,000 or more, depending on depth.

• Septic system. A new septic system commonly runs $25,000 to $50,000 or more, depending on the system and soil.

• Hydro connection. A short connection may be modest; extending a line to a remote lot can run into the tens of thousands.

• Financing. Lenders treat raw land as higher risk, so expect a larger down payment (often 25% or more) and fewer mortgage options than for a house.

Frequently asked questions

Can I get a mortgage to buy vacant land in Ontario?

Sometimes, but it is harder than a home mortgage. Many lenders limit land loans or require a large down payment, often 25% or more, because raw land is harder to resell. A construction mortgage that funds the build in stages is a common alternative once you are ready to build.

Do I pay HST when buying vacant land?

It depends on the seller and the land's use. A private individual selling personal-use vacant land is often exempt, but land sold by someone in the business of selling real estate, or severed lots sold by a builder, can attract HST. Confirm the tax treatment with your lawyer before closing.

Can I build a house on the land right away?

Only after you confirm zoning permits your build and you obtain a building permit, plus well and septic approvals on an unserviced lot. Some lots also need a Planning Act consent, a minor variance, or conservation authority approval first.

What is an unopened road allowance?

An unopened road allowance is a strip the original survey set aside for a road that the municipality never built. If your only access runs over one, you may need the municipality to open it or grant access before you can rely on it.

Do I need a lawyer to buy vacant land?

A lawyer is required to close any real estate purchase in Ontario. On vacant land, your lawyer searches title, confirms legal access and easements, and reviews any conditions tied to zoning, servicing, or a pending consent before you close.

About the author

Joel Fox is a co-founder and COO at Ownright. He helps run the firm's day-to-day work on Ontario residential closings, refinances, and sales, and writes regularly to demystify the parts of a transaction that most homeowners only encounter once or twice in their lives.

At Ownright, we focus entirely on Ontario residential real estate law. We help buyers close on homes and land across the province, alongside our work on refinances, sales, and status certificate reviews. Everything runs through our digital platform, so you can track your file, sign documents remotely, and reach our team by chat, email, or video call. You can start your closing online or get in touch with any questions.

Legal references: Planning Act, R.S.O. 1990, c. P.13; Building Code Act, 1992, S.O. 1992, c. 23, and O. Reg. 332/12 (Ontario Building Code, Part 8 — sewage systems); Ontario Water Resources Act, R.S.O. 1990, c. O.40, and O. Reg. 903 (Wells); Conservation Authorities Act, R.S.O. 1990, c. C.27; Land Transfer Tax Act, R.S.O. 1990, c. L.6.

Important note: This article is not legal advice. No one should act, or refrain from acting, based solely on the information in this post or any linked materials without first seeking appropriate legal or professional advice.