Solar Panel Cost in St. John's 2026

Solar panels in St. John's cost approximately $3.20 to $4.00 per watt installed. A typical 6 kW system costs $19,200 to $24,000, an 8 kW system $25,600 to $32,000, and a 10 kW system $32,000 to $40,000 before rebates. Prices include equipment, labour, permits, and electrical inspection.

A quote should include: solar panels, string or micro inverters, mounting hardware and racking, DC and AC wiring, safety disconnects, electrical panel upgrades if needed, municipal building permit, provincial electrical inspection, Newfoundland Power interconnection paperwork, labour, and warranty documentation. Ask for an itemised quote so you can compare.

Prices vary with roof complexity (steep, cut-up, or tile roofs cost more), electrical panel condition (upgrades add $1,500 to $4,000), panel and inverter brand, system size (per-watt cost drops on larger systems), and installer overhead. Two quotes at the same kW size can differ by 20% or more.

Individual homeowners are not eligible for the federal Clean Technology Investment Tax Credit (business-only). Provincial and municipal rebates vary — check your local utility.

Typical solar payback in St. John's is approximately 13 years. See our full payback breakdown at /solar-payback-st-johns.

Batteries improve solar economics where there is a meaningful spread between peak and off-peak rates, or where backup power is valued. Payback is longer than solar-only in most Canadian markets.

Rough breakdown of a typical St. John's solar install: equipment (panels, inverter, racking) 50 to 60% of quoted cost, labour 20 to 30%, permits and interconnection 5 to 10%, and installer overhead / margin 10 to 15%. Ask each installer for a breakdown so you can compare like for like.