Solar panels in Kingston, Ontario

The city loan that covered solar outright — and stopped taking applications.

Kingston is modelled at 1,110 kWh per kW a year with a payback of 10 to 12 years on a 9 kW system saving about $2,050. The local detail that matters most is a programme you probably cannot use: Better Homes Kingston lent up to $50,000 against your property tax bill and named solar photovoltaic systems as eligible — and it is no longer accepting applications. Budget a Kingston system without it.

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9.8¢/kWh
Utilities Kingston rate
$2,050/year
average yearly savings
10-12 years
payback period
6
neighbourhoods served

Real Xolar installs in Kingston

Completed systems across the Kingston service area — first-hand specs, not industry averages.

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Kingston — 14.9 kW rooftop

South-facing asphalt shingle · completed March 2023 · 2 progress photos on file

PANELS
33 × 450W LONGi
INVERTER
SB5.0-1SP-US-41

What 22 real Kingston installs tell us

Aggregated from completed Xolar systems in Kingston — first-hand data, not industry averages.

11.3 kW
median system in Kingston
~29 panels
on a typical roof here
2:3
SolarEdge vs Growatt inverters
5
installs documented with photos

Kingston energy & net metering

What Utilities Kingston charges here, and how surplus solar is credited in Ontario.

UTILITY & RATE
Utilities Kingston
9.8¢-20.3¢/kWh (TOU, OEB RPP)
SOLAR POTENTIAL
Good – 1,110 kWh/kW annually
NET METERING
Utilities Kingston offers 1:1 net metering – excess solar earns credits at the full retail rate. With Time–of–Use billing, on–peak credits at 20.3¢/kWh are more than double the off–peak rate. Credits roll over for 12 months. As of May 1, 2026, the simplified micro–embedded generation connection threshold was raised to 12 kW for residential customers (net metering itself remains available for systems up to 500 kW). Ontario's HRSP offers up to $10,000 for solar + battery installations, but solar under HRSP must be sized for load displacement only – net metering is not permitted under HRSP. Customers must choose one or the other.

Ontario’s Time–of–Use electricity rates range from 9.8¢/kWh (off–peak) to 20.3¢/kWh (on–peak), with mid–peak at 15.7¢/kWh (OEB RPP, Nov 2025–Oct 2026). Kingston electricity is distributed by Utilities Kingston. Solar panels generate most during daytime on–peak hours, earning you credits at the highest rate. The Ontario Electricity Rebate provides a 23.5% discount on your bill.

Utilities Kingston Time-of-Use rates in Kingston

What a kilowatt-hour costs at each tier, and the hours each one applies — OEB Regulated Price Plan, Nov 2025 – Oct 2026. Rates are set province-wide by the Ontario Energy Board, so they are the same whichever utility bills you; only delivery charges differ.

Off-peak
9.8¢/kWh
Evenings, overnight, weekends
$68.60/mo at 700 kWh
Mid-peak
15.7¢/kWh
Shoulder hours, weekdays
$109.90/mo at 700 kWh
On-peak
20.3¢/kWh
The expensive weekday block
$142.10/mo at 700 kWh

Utilities Kingston peak hours, by season

The tiers hold all year; the hours switch twice a year. Weekends and statutory holidays bill at the off-peak rate all day, in both seasons.

SummerMay 1 – Oct 31 · weekdays
On-peak11 a.m. – 5 p.m.
Mid-peak7 – 11 a.m. and 5 – 7 p.m.
Off-peak7 p.m. – 7 a.m.
WinterNov 1 – Apr 30 · weekdays
On-peak7 – 11 a.m. and 5 – 7 p.m.
Mid-peak11 a.m. – 5 p.m.
Off-peak7 p.m. – 7 a.m.

On-peak power costs 2.1× what the same kilowatt-hour costs off-peak. At the Ontario Energy Board's benchmark of 700 kWh a month, that is the difference between $68.60 and $142.10 on the electricity line alone — delivery and regulatory charges are billed separately, and the Ontario Electricity Rebate then takes 23.5% off the total.

This is why solar pays better here than a flat rate would suggest. A rooftop array produces most between 11 a.m. and 5 p.m. — precisely the summer on-peak window — so the power it offsets is the most expensive power Kingston buys.

Ontario electricity rates in full — Tiered and Ultra-Low Overnight prices, Hydro One, and which utility serves each city →

How your system works behind the meter

Most of a Kingston system's value comes from power used behind the meter — electricity your panels make and your home uses on the spot, offsetting energy you'd otherwise buy at 9.8¢/kWh. Only the surplus flows past the meter to Utilities Kingston for net-metering credit.

Solar panel array on a Kingston home
Solar array
DC power from the roof
Solar inverter
Inverter
DC → AC for the home
Home battery storage unit
Home + battery
Used now, or stored
Bidirectional utility meter
Utilities Kingston grid
Surplus & backup

Rebates & incentives in Kingston

Every active local, provincial, federal and Xolar program a Kingston homeowner can stack.

No municipality-specific rebate in Kingston right now — the programs below all still apply.
Provincial
Ontario programs
  • Up to $7,500
    Home Renovation Savings Program (HRSP) – Heat Pump
  • Up to $5,000
    Home Renovation Savings Program (HRSP) – Solar
  • Up to $5,000
    Home Renovation Savings Program (HRSP) – Battery
Federal
Canada-wide programs
  • Up to 30% of eligible costs
    Clean Technology Investment Tax Credit (Commercial ITC)

Solar Panels in Kingston, Ontario

Kingston in eastern Ontario produces 1,110 kWh per kW annually. Utilities Kingston distributes electricity under Ontario’s Time-of-Use pricing. Eastern Ontario gets reliable sunshine for solid solar performance.

Ontario’s net metering program credits excess solar at the full retail rate. HRSP ($10K for solar + battery) or net metering available – but not both.

Ontario HRSP - Up to $10,000 for Solar + Battery

Ontario’s Home Renovation Savings Program (HRSP), launched January 2025, offers:

  • Up to $5,000 for solar panels ($1,000/kW)
  • Battery storage at $300/kWh up to $5,000
  • HRSP maximums are per category rather than one shared pot: up to $10,000 for solar and storage, up to $12,000 for heat pumps, up to $7,700 for insulation

Important – HRSP vs. Net Metering: Solar installed under HRSP must be sized for on-site load displacement only – net metering is not permitted under HRSP. If you prefer net metering (earning 1:1 credits for excess solar), you would not apply through HRSP. Your Xolar advisor can help determine which option provides the best return.

Note: The Canada Greener Homes Grant and Loan programs are now closed.

Check all available rebates →

What a Kingston Homeowner Can Actually Claim Today

With the municipal loan closed, the money available for a Kingston solar system comes from two places, and it is worth being precise about both.

The first is Ontario’s Home Renovation Savings Program. It pays up to $10,000 for solar panels and battery storage together. Its maximums are per category rather than one shared pot — heat pumps carry their own ceiling of up to $12,000 and insulation up to $7,700 — so a household doing several upgrades is drawing on separate limits rather than splitting one.

The second is the electricity you stop buying. Kingston is billed on Ontario’s regulated Time-of-Use rates: 9.8 cents off-peak, 15.7 mid-peak and 20.3 on-peak. Solar generates around the middle of the day, so the power it displaces is weighted toward the expensive end. Utilities Kingston credits your exports at the full retail rate under net metering, and credits carry forward for twelve months.

One number cuts the other way and is routinely left out of savings estimates. The Ontario Electricity Rebate takes 23.5% off the subtotal of an eligible residential bill and has done since 1 November 2025. Because it discounts the electricity you are competing against, it makes each generated kilowatt-hour worth less than the raw Time-of-Use rate implies — lengthening payback rather than shortening it.

At 1,110 kWh per kW a year, the page’s 10 to 12 year payback already accounts for that. If a quote you receive is markedly more optimistic, the rebate is the first thing to ask about.

22 installs in Kingston · 264 across Ontario · 534 nationwide

Completed Xolar installations — each dot represents a city where we've installed solar.

Areas We Serve in Kingston

Professional solar panel installation available in these Kingston neighborhoods and communities:

Downtown Kingston
West End
Cataraqui
Portsmouth Village
Kingscourt
Rideau Heights

What Kingston homeowners say

4.6
★★★★★
Reviews
Based on 780+ verified reviews

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Kingston solar questions

Can I get solar in Kingston?

Yes. 1,110 kWh/kW production.

Utilities Kingston serves the area.

HRSP ($10K for solar + battery) or net metering available.

Payback: 10-12 years.

What solar rebates are available in Kingston?

Ontario’s HRSP provides up to $5,000 for solar + battery storage at $300/kWh up to $5,000 (heat pumps carry a separate $12,000 maximum).

Important: HRSP solar cannot use net metering – customers must choose one or the other.

The federal Greener Homes programs are now closed.

Who provides electricity in Kingston?

Utilities Kingston distributes electricity.

Ontario’s Time-of-Use rates: 9.8¢ off-peak, 15.7¢ mid-peak, 20.3¢ on-peak.

The Ontario Electricity Rebate provides a 23.5% discount.

How does net metering work in Kingston?

Utilities Kingston offers 1:1 net metering – excess solar earns credits at the full retail rate.

Credits roll over for 12 months.

As of May 1, 2026, the net metering system size threshold was raised to 12 kW for residential customers.

Note: Solar under HRSP cannot use net metering.

Can I still apply to Better Homes Kingston?

No.

The City states that the Better Homes Kingston Program is no longer accepting applications.

While it ran it was unusually good for solar: up to $50,000 or 20 per cent of the home’s value, repaid through the property tax bill at 3.25% over five years rising to 4.75% over twenty, with solar photovoltaic systems explicitly listed as eligible.

The City invites residents to sign up for updates about future programmes, which is worth doing — but plan and budget your project without it.

What remains is Ontario’s Home Renovation Savings Program, up to $10,000 for solar and battery storage together, plus net metering credits through Utilities Kingston.

How long does solar take to pay for itself in Kingston?

The figure quoted on this page is 10 to 12 years, on production of 1,110 kWh per kW a year and a typical 9 kW system saving about $2,050.

That is mid-table for Ontario — behind the southwestern group at 7 to 10 years, ahead of northern cities like Sault Ste.

Marie at 10 to 14.

Two things move you within the band: how much of your consumption falls in the 20.3-cent on-peak window rather than the 9.8-cent off-peak one, and the rate you borrow at.

With Better Homes Kingston closed there is no subsidised municipal rate here, so financing is negotiated — and over ten years that choice moves the result more than any equipment decision.

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Solar system packages

All include install, permits & 25-yr warranty

Most popular choice for average Canadian homes

GOOD

Growatt

10 kW system

$27,162
before rebates + applicable taxes

Best value option for medium energy consumers.

What's included
9.6kW Growatt inverter
20x 500w black Thornova solar panels
Professional installation
Panel count20 panels
Add optional upgrades
Essential Backup +$19,500
Protect critical loads during power outages
EV Charger +$2,497
Level 2 home charging station
Heat Pump +$14,997
Cold climate ducted air-source heat pump. Price does not include ductwork or air-handler.
BETTERRecommended

SolarEdge

10 kW system

$29,474
before rebates + applicable taxes

Best performance option for medium energy consumers.

What's included
9.6kW SolarEdge inverter
20x 500w black LONGi solar panels
20x 500w SolarEdge panel optimizers
MySolarEdge system monitoring app
Panel count20 panels
Add optional upgrades
Essential Backup +$19,500
Protect critical loads during power outages
EV Charger +$2,497
Level 2 home charging station
Heat Pump +$14,997
Cold climate ducted air-source heat pump. Price does not include ductwork or air-handler.
BEST

Tesla

10 kW system

$43,758
before rebates + applicable taxes

Elite solar + storage option for medium energy consumers that require blackout protection.

What's included
Tesla Powerwall 3 - (11.5 kW, 13.5 kWh)
20x 500w black LONGi solar panels
Tesla system monitoring app
Tesla certified installation
Panel count20 panels
Add optional upgrades
EV Charger +$2,497
Advanced features and faster charging
Heat Pump +$14,997
Cold climate ducted air-source heat pump. Price does not include ductwork or air-handler.
Powerwall Expansion +$13,997
Additional unit for extended whole-home backup power.

Solar installation across Ontario

We serve homeowners province-wide. View all Ontario service areas →