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LAST UPDATED: MARCH 2026 · DATA: CLEAN ENERGY REGULATOR & STATE SOURCES
Mawson Lakes solar fact
Mawson Lakes was master-planned with solar orientation built into every lot — 84% of homes have north-facing rooftops within 15° of true north, the highest engineered solar alignment of any Adelaide suburb
Estimated Monthly Output — 6.6kW
kWh/month · peak: Dec (619 kWh)
Solar in Mawson Lakes — What You Need to Know
Mawson Lakes is a purpose-built master-planned community developed from 2001 around the University of South Australia's Mawson Lakes campus, and its deliberate solar-oriented urban design is visible in the data: 84% of homes achieve north-facing solar access within the optimal 15° band, compared to 60% in equivalent Adelaide suburbs developed without solar orientation. The suburb's housing stock is modern (2001–2020), well-insulated, and built with solar conduit as standard from 2010 onwards, reducing installation costs by $400 on newer homes. Salisbury Council has a renewable energy target and actively promotes solar across the Mawson Lakes community. The UniSA campus creates a highly educated resident demographic who have calculated solar ROI in detail before purchasing — driving both high adoption rates and a preference for premium systems with battery storage (battery attachment rate 44%, versus Adelaide average 28%).
Solar Panel Cost in Mawson Lakes 2026
| System | Cost after STCs | Annual savings | Feed-in |
|---|---|---|---|
| 5kW | $2842–$3344 | $2280+ | 3.3c |
| 6.6kW ★ | $3344–$4484 | $3040 | 3.3c |
| 10kW | $4347–$5829 | $4256+ | 3.3c |
FAQs — Solar in Mawson Lakes
How much do solar panels cost in Mawson Lakes?
A 6.6kW system in Mawson Lakes 5095 costs $3344–$4484 after federal STC rebates in 2026.
Is solar worth it in Mawson Lakes?
Mawson Lakes earns a A- (Very Good) solar grade with a score of 87/100. 46% of homes here already have solar.
What size solar system for Mawson Lakes?
6.6kW suits most Mawson Lakes homes. Larger homes with pools or EVs should consider 10kW+. SA's feed-in tariff is 3.3c.
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Going Solar in Mawson Lakes
Mawson Lakes, in the Adelaide region of SA, receives approximately 5.1 peak sun hours per day — well above the national average of 4.2 hours. With electricity rates of approximately 42c/kWh and Zone 2 Small-scale Technology Certificates (STCs) applying in this area, the financial case for solar in Mawson Lakes is moderate.
At 46% solar adoption, Mawson Lakes is already a solar leader in the region. 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 Mawson Lakes costs approximately $3344–$4484 after STC rebates. At 5.1h daily sun and 42c/kWh electricity, you can expect annual savings of approximately $98 — giving a payback period of 40.8–66.3 years, followed by 20+ years of near-free electricity.
The electricity network in Mawson Lakes is managed by SA Power Networks (SAPN). SA Power Networks (SAPN) manages the entire SA network. SAPN's Virtual Power Plant (VPP) program allows batteries to participate in grid services. 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 Mawson Lakes
Homeowners in Mawson Lakes () 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: SA
SA Home Battery Scheme: subsidised loans up to $4,000 for battery + solar systems
FEED-IN TARIFF
SA currently offers approximately 5.0c/kWh for excess solar exported to the grid. Self-consumption saves 42c/kWh — 8.4x more than exporting.
What Size Solar System for Mawson Lakes?
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 Mawson Lakes, common household sizes are:
With SA's feed-in tariff at 5.0c/kWh and electricity at 42c/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 Mawson Lakes
With dozens of solar installers operating in the Adelaide area, choosing the right one for Mawson Lakes 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 Mawson Lakes — saving you the time of calling around. Every installer in our network has verified reviews and local Adelaide experience.