Ontario · 16 local services · checked September 28, 2026

Home energy audits and home testing in Peterborough

Peterborough gets about 4,268 heating degree-days a year, 38% of its houses were built before 1961, and 26 NRCan-licensed service organizations list its postal codes. Pick a service for the local details.

Energy audits in Peterborough → All 16 services
A Victorian red-brick semi-detached house with a front porch in autumn

How Peterborough is built

Peterborough's houses by when they were built Ten house shapes, one for each tenth of Peterborough's 26,940 houses. Before 1961: 38%, 1961–1990: 36%, 1991–2000: 9%, 2001 or later: 17%. Older houses glow hotter.
  • Before 1961 38%
  • 1961–1990 36%
  • 1991–2000 9%
  • 2001 or later 17%
Each house stands for one in ten of Peterborough's 26,940 houses (single-detached, semi-detached, row and duplex), drawn by when it was built. The glow shows the usual pattern: older houses tend to be leakier and less insulated. Snowfall scales with heating degree-days. Sources: Statistics Canada 2021 Census (table 98-10-0233-01), NRCan HOT2000 climate data.

Peterborough at a glance

Climate

Peterborough gets about 4,268 heating degree-days a year and has a winter design temperature of −23.3°C, according to NRCan's HOT2000 climate data for Peterborough.

Housing

Of Peterborough's 26,940 houses (single-detached, semi-detached, row houses and duplexes), 38% were built before 1961 and 74% before 1991, according to the 2021 Census. The typical house dates from 1961–1970.

Heating

In the Peterborough area, 72% of households heat mainly with a forced-air furnace; natural gas is the main heating energy for 68% of households (Statistics Canada, 2023).

Radon

Health Canada's 2012 survey found 9.8% of 112 homes tested in the Peterborough County-City Health Unit health region above the guideline. The larger 2024 Cross-Canada survey reports 12.4% (1 in 8) at or above the guideline for Ontario.

Local service guides for Peterborough

Energy audits and tests

An energy advisor’s kit on a front-hall bench: infrared camera, pressure gauge with tubing, tape measure, headlamp and a floor sketch

Home energy audit

26 licensed organizations
A red blower-door panel with a large fan fitted into the front doorway of a brick bungalow, a pressure gauge on a stool inside

Blower door test

4,268 degree-days
Hands holding an infrared camera aimed at a ceiling corner beside a frosty window; the screen shows a cold streak

Thermal imaging inspection

4,268 degree-days
A kitchen table with a house floor plan, a laser measure, a tape measure and a laptop showing the plan

Heat loss calculation

Design temp −23.3°C
A duct-testing fan on a basement floor connected by flexible duct to a furnace, a pressure gauge hanging from a joist

Duct leakage testing

72% forced-air
A gloved hand inserting a combustion analyzer probe into a furnace flue pipe in a basement

Combustion safety test

68% heat with gas
A heat recovery ventilator on a basement wall with four insulated ducts running up between the joists

Ventilation and humidity assessment

17% built since 2001
Loose-fill insulation between attic joists, a yellow ruler showing its depth and frost on the roofing nails above

Attic insulation inspection

74% built before 1991
Utility bills and a phone showing a monthly energy-use chart on a kitchen table

Energy bill analysis

Hydro One

Home health tests

A small digital radon monitor on a bookshelf in a finished basement family room

Radon testing

12.4% at or above guideline (2024)
A carbon monoxide alarm on an upstairs hallway wall outside the bedrooms at night

Carbon monoxide testing

Required by law
A moisture meter pressed into water-stained basement drywall, an air-sampling pump on a tripod nearby

Mold and air quality testing

74% built before 1991
A gloved hand holding a sealed sample bag above vermiculite insulation between attic joists

Asbestos and vermiculite testing

74% built before 1991
A gloved hand swabbing layers of cracked old paint on a wooden window sill

Lead paint testing

38% built before 1961
Filling a water-sample bottle at a farmhouse kitchen tap with the aerator removed, snowy fields and a barn outside

Well water testing

Wells rare

For businesses and buildings

An auditor walking between rooftop heating and cooling units on a snowy commercial roof

Commercial energy audit

5 incentive programs

Who does energy evaluations in Peterborough

26 NRCan-licensed service organizations list Peterborough postal codes. See the list with phone numbers and coverage →

Ontario directory: verified advisor profiles for Peterborough & the Kawarthas, with prices where published.

City programs in Peterborough

Better Homes Peterborough loan

City of Peterborough program (delivered with EnviroCentre) with two financing streams: a local improvement charge loan of $10,000 to $50,000 at 4.50% fixed over 15 years, or a Kawartha Credit Union loan up to $50,000 at 4.95% variable over 5 years; $450 application fee either way. For detached, semi, townhouse and low-rise (3 storeys or fewer) buildings. A pre-retrofit EnerGuide assessment is required, and projects must include air sealing plus a whole-home cold-climate heat pump, solar, or upgrades cutting energy use or emissions by at least 25%. Page updated May 2026.

Better Homes Peterborough EnerGuide assessment rebate

$600 rebate toward an EnerGuide Home Energy Assessment, plus free energy coaching with a Registered Energy Advisor and a free electrical panel load assessment. The rebate is for participants who complete a retrofit project through the program and are not receiving a similar rebate elsewhere.

Better Homes Peterborough performance incentives

Up to $3,600 in incentives for homes that achieve sizable energy and GHG reductions after the retrofit, plus a $250 air-sealing rebate, for program participants who complete a retrofit and are not getting a similar rebate. Stacking with other energy renovation programs is allowed.

Rebates and financing for Peterborough homes

Provincial · needs an evaluation Home Renovation Savings — Home Energy Assessment path Up to $10,000 per home for insulation, windows and air sealing, plus $600 back on your assessments — if the follow-up assessment is done by December 31, 2026 Open · deadline Provincial Home Renovation Savings — direct rebates (no assessment) Heat pumps up to $7,500 ($12,000 ground-source), solar with battery up to $10,000, plus attic, thermostat and appliance rebates — no assessment needed Open Federal CMHC Eco Improvement premium refund 25% back on your CMHC mortgage insurance premium after $20,000 of energy renovations Open

Cities near Peterborough

Clarington53 kmOshawa63 kmWhitby69 kmAjax77 kmPickering82 kmMarkham94 km All 70 cities →

Sources

Checked September 28, 2026.

Planning upgrades in Peterborough?

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Email us what you’re planning, your postal code and the type of building (a house, a duplex or triplex, or a larger multi-unit building) — we’ll reply with registered service organizations for your area and which rebates apply.

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