New Brunswick · 16 local services · checked September 28, 2026

Home energy audits and home testing in Saint John

Saint John gets about 4,580 heating degree-days a year, 34% of its houses were built before 1961, and 4 NRCan-licensed service organizations list its postal codes. Pick a service for the local details.

Energy audits in Saint John → All 16 services
Colourful wooden row houses on a steep street above a foggy Atlantic harbour

How Saint John is built

Saint John's houses by when they were built Ten house shapes, one for each tenth of Saint John's 19,705 houses. Before 1961: 34%, 1961–1990: 44%, 1991–2000: 9%, 2001 or later: 13%. Older houses glow hotter.
  • Before 1961 34%
  • 1961–1990 44%
  • 1991–2000 9%
  • 2001 or later 13%
Each house stands for one in ten of Saint John's 19,705 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.

Saint John at a glance

Climate

Saint John gets about 4,580 heating degree-days a year and has a winter design temperature of −22.5°C, according to NRCan's HOT2000 climate data for Saint John.

Housing

Of Saint John's 19,705 houses (single-detached, semi-detached, row houses and duplexes), 34% were built before 1961 and 78% before 1991, according to the 2021 Census. The typical house dates from 1961–1970.

Heating

In the Saint John area, 38% of households heat mainly with electric baseboards and 32% with a heat pump; electricity is the main heating energy for 46% of households (Statistics Canada, 2023).

Radon

Health Canada's 2012 survey found 10.9% of 101 homes tested in the Region 2 health region above the guideline. The larger 2024 Cross-Canada survey reports 18.4% (1 in 5) of houses at or above the guideline for the Saint John, NB (Saint John CMA) metro area.

Local service guides for Saint John

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

4 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

4,580 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

4,580 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 −22.5°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

4,580 degree-days
A gloved hand inserting a combustion analyzer probe into a furnace flue pipe in a basement

Combustion safety test

4,580 degree-days
A heat recovery ventilator on a basement wall with four insulated ducts running up between the joists

Ventilation and humidity assessment

12% 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

78% built before 1991
Utility bills and a phone showing a monthly energy-use chart on a kitchen table

Energy bill analysis

Saint John Energy

Home health tests

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

Radon testing

18.4% at or above guideline (2024)
A carbon monoxide alarm on an upstairs hallway wall outside the bedrooms at night

Carbon monoxide testing

No rule found
A moisture meter pressed into water-stained basement drywall, an air-sampling pump on a tripod nearby

Mold and air quality testing

78% built before 1991
A gloved hand holding a sealed sample bag above vermiculite insulation between attic joists

Asbestos and vermiculite testing

78% built before 1991
A gloved hand swabbing layers of cracked old paint on a wooden window sill

Lead paint testing

34% 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 in some areas

For businesses and buildings

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

Commercial energy audit

2 incentive programs

Who does energy evaluations in Saint John

4 NRCan-licensed service organizations list Saint John postal codes. See the list with phone numbers and coverage →

Rebates and financing for Saint John homes

Provincial · needs an evaluation New Brunswick Total Home Energy Savings Program Evaluation-first: register, get the Home Energy Evaluation, then collect incentives on the recommended upgrades — insulation, heating, doors, windows Open Federal CMHC Eco Improvement premium refund 25% back on your CMHC mortgage insurance premium after $20,000 of energy renovations Open

Cities near Saint John

Fredericton81 kmMoncton123 kmHalifax204 kmCharlottetown247 kmLévis431 kmQuébec City439 km All 70 cities →

Sources

Checked September 28, 2026.

Planning upgrades in Saint John?

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