LAST UPDATED: MARCH 2026 · DATA: CLEAN ENERGY REGULATOR & STATE SOURCES
Granville solar fact
Granville is the NSW solar installer hub — the suburb's light industrial precinct houses 23 solar equipment distributors and 9 installation businesses, meaning Granville homeowners receive supplier-direct pricing that runs 11% below comparable suburbs just 3km away
Estimated Monthly Output — 6.6kW
kWh/month · peak: Dec (531 kWh)
Solar in Granville — What You Need to Know
Granville occupies a key position in western Sydney's industrial geography — the suburb's light industrial and warehouse zones along Parramatta Road and the railway corridor house a significant portion of greater Sydney's solar equipment supply chain. This proximity to distributors and installers has created a direct pricing advantage for Granville residents: multiple installation businesses operating out of the suburb's industrial estates offer their best pricing to local residential customers, and the competition between them is measurable in quote data. The residential streets behind the industrial strip are predominantly post-war brick on 500–650m² lots, owner-occupied by working-class and lower-middle-class families with strong motivation to reduce electricity costs. Cumberland City Council's planning framework is straightforward for solar, and the suburb's flat topography means installation is simple and cost-effective.
Solar Panel Cost in Granville 2026
| System | Cost after STCs | Annual savings | Feed-in |
|---|---|---|---|
| 5kW | $3590–$4224 | $1920+ | 5.5c |
| 6.6kW ★ | $4224–$5664 | $2560 | 5.5c |
| 10kW | $5491–$7363 | $3584+ | 5.5c |
FAQs — Solar in Granville
How much do solar panels cost in Granville?
A 6.6kW system in Granville 2142 costs $4224–$5664 after federal STC rebates in 2026.
Is solar worth it in Granville?
Granville earns a B+ (Good) solar grade with a score of 78/100. 26% of homes here already have solar.
What size solar system for Granville?
6.6kW suits most Granville homes. Larger homes with pools or EVs should consider 10kW+. NSW's feed-in tariff is 5.5c.
Solar in Nearby Suburbs
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Going Solar in Granville
Granville, in the Sydney region of NSW, receives approximately 4.6 peak sun hours per day — above the national average of 4.2 hours. With electricity rates of approximately 33c/kWh and Zone 2 Small-scale Technology Certificates (STCs) applying in this area, the financial case for solar in Granville is moderate.
At 26% solar adoption, Granville is in the growth phase of solar adoption. This means experienced local installers are readily available and the grid operator has well-established processes for residential solar connections.
A 6.6kW solar system in Granville costs approximately $4224–$5664 after STC rebates. At 4.6h daily sun and 33c/kWh electricity, you can expect annual savings of approximately $70 — giving a payback period of 57.1–92.9 years, followed by 20+ years of near-free electricity.
The electricity network in Granville is managed by Ausgrid, Endeavour Energy, or Essential Energy. Ausgrid covers most of Sydney metro. Endeavour Energy covers the western suburbs and Illawarra. Essential Energy covers regional NSW. For residential systems above 5kW, a network connection application is typically required — your installer will handle this as part of the installation process.
Solar Rebates in Granville
Homeowners in Granville () access the following solar incentives in 2026:
Zone 2 FEDERAL STCs
Zone 2 STCs worth approximately $2,800–$3,400 off a 6.6kW system. STCs are applied as a point-of-sale discount — your installer handles the paperwork.
STATE: NSW
Empowering Homes interest-free loans for eligible households
FEED-IN TARIFF
NSW currently offers approximately 5.5c/kWh for excess solar exported to the grid. Self-consumption saves 33c/kWh — 6.0x more than exporting.
What Size Solar System for Granville?
The right system size depends on your electricity usage. A quick rule: divide your quarterly bill by $100 to get your ideal system size in kW. For Granville, common household sizes are:
With NSW's feed-in tariff at 5.5c/kWh and electricity at 33c/kWh, the priority is maximising self-consumption rather than grid export. If your household is away during peak solar generation hours (10am–3pm), adding a battery to shift solar to evening use improves payback. See our solar battery guide for battery options and payback analysis.
Compare all system sizes — 5kW to 13kW →More Guides
How to Choose a Solar Installer in Granville
With dozens of solar installers operating in the Sydney area, choosing the right one for Granville requires a few checks. Here's what to look for:
Our free solar score tool connects you with up to 3 CEC-accredited, vetted installers in Granville — saving you the time of calling around. Every installer in our network has verified reviews and local Sydney experience.