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Road & Highway Construction in Ontario

Author.Name IBISWorld Canada Last Updated: August 2025 NAICS ON23731aCA

Road & Highway Construction in Ontario industry analysis

Revenue for the Road & Highway Construction industry in Ontario is expected to decline an annualized -x.x% to $x.x billion over the five years to 2025, while revenue for the national industry will likely decline at -x.x% during the same period. The number of industry establishments has decreased an annualized -x.x% to xxx locations over the past five years. Industry employment has increased an annualized x.x% to x,xxx workers during the period, while industry wages have increased an annualized x.x% to $x.x billion.

Over the five years to 2030, provincial industry revenue is expected to grow an annualized x.x% to $x.x billion, while revenue for the national industry will likely grow x.x%. The number of industry establishments is forecast to grow x.x% to xxx locations over the next five years. Industry employment is expected to increase an annualized x.x% to x,xxx workers during the outlook period, while industry wages likely increase x% to $x.x billion.

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About the Road & Highway Construction in Ontario Market Research Report

What’s Included in the Road & Highway Construction in Ontario Market Research Report

Definition of the Road & Highway Construction in Ontario?

The Road and Highway Construction industry in Canada constructs new highways, streets, roads and airport runways, excluding elevated roadways. The industry also includes highway and street construction management operators and special-trade contractors that perform subcontract work on projects, such as grading, laying pavement, installing guardrails and installing public sidewalks. Operators may subcontract some or all of the actual construction work.

What’s included in the Road & Highway Construction in Ontario?

The Road & Highway Construction in Ontario includes highway and road construction, existing road reconstruction and expansion, driveway and toll road construction and runway construction. Related terms covered in the Road & Highway Construction in Ontario industry report includes the excavation and piling of earth in connection with construction projects, a seven-year plan, launched in 2007, that provides funding for infrastructure development and countercyclical economic stimulus plan passed in 2009.

Industry Performance of the Road & Highway Construction industry in Ontario

Benchmark the Road & Highway Construction in Ontario industry performance with all ON Census Metropolitan Area and national performance.

Road & Highway Construction in Ontario

#1 in Highest Revenue 25.6% of province's GDP
Revenue (2025)
Annual Growth (2020-25)
Annual Growth (2025-30)

Road & Highway Construction in Canada


Revenue (2025)
Annual Growth (2020-25)
Annual Growth (2025-30)

For the full list of industry drivers, see report purchase options.

Key Drivers of the Road & Highway Construction industry in Ontario

See how key industry drivers, such as gross domestic product, private investment in non-residential construction, bachelorsed, value of nonresidential construction, government consumption and investment and value of residential construction are impacting Road & Highway Construction in Ontario

Ontario Economic Indicators

Gross Domestic Product
Private Investment in Non-Residential Construction
BachelorsEd

View more economic information in ON State Economic profile

Canada Key External Drivers

Value of nonresidential construction
Government consumption and investment
Value of residential construction

For the full list of industry drivers, see report purchase options.

Census Metropolitan Area Data of the Road & Highway Construction industry in Ontario

Access proprietary data on Census Metropolitan Area in the Road & Highway Construction in Ontario, such as Toronto, Ottawa - Gatineau and Hamilton. Data includes figures on revenue, establishments, employees and wages by Census Metropolitan Areas.

Key Statistics of the Road & Highway Construction industry in Ontario

Download 18 years of historical data and 5 years of projected performance.

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Top Questions Answered in this Report

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What is the market size of the Road & Highway Construction industry in Ontario in 2025?

The market size of the Road & Highway Construction industry in Ontario is $4.2bn in 2025.

How many businesses are there in the Road & Highway Construction industry in Ontario in 2025?

There are 711 businesses in the Road & Highway Construction industry in Ontario, which has been declining at an average annual rate of -0.6% from 2020 to 2025.

Has the Road & Highway Construction industry in Ontario grown or declined over the past 5 years?

The market size of the Road & Highway Construction industry in Ontario has been declining at an average annual rate of -1.8% from 2020 to 2025.

How many employees in the Road & Highway Construction industry in Ontario in 2025?

There are 12,024 employees in the Road & Highway Construction industry in Ontario, which has been growing at an average annual rate of 2.3% from 2020 to 2025.