Solar Panels in Wollongong 2026, Installation Costs, STC Rebates, NSW Feed-in Tariffs, and How to Find a CEC Accredited Installer

Solar Panels in Wollongong 2026

Wollongong and the Illawarra have a growing solar market with high electricity price savings potential. Wollongong is in STC Zone 3, and coastal Illawarra properties receive good solar irradiance. Hillside and Escarpment-adjacent properties need to assess shading from the Illawarra Escarpment, west-facing roof pitches overlooked by the Escarpment may receive reduced afternoon solar generation. energy.gov.au

How Much Do Solar Panels Cost in Wollongong 2026?

• 6.6kW solar system (after federal STC rebate, supply + install), typically $5,700-$8,400
• 10kW solar system (after STC rebate), typically $8,400-$13,200
• 13.2kW solar system (after STC rebate), typically $10,200-$16,200
• Battery storage, Tesla Powerwall 2 (supply + install), typically $12,800-$16,300
• Battery storage, BYD HVM 8kWh (supply + install), typically $8,300-$11,800

Escarpment Shading and Coastal Solar in Wollongong

Wollongong's position between the Illawarra Escarpment and the Pacific Ocean creates site-specific shading considerations. Properties on the Escarpment foothills (Figtree, Gwynneville, Keiraville) may have western afternoon shading from the Escarpment in winter months. A proper site assessment from a CEC-accredited installer should include shade analysis for Wollongong hillside properties. NSW feed-in tariff rates vary by retailer. cleanenergycouncil.org.au

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