Hire top Solar Installers near Castle Hill

Find 228 solar installers within 15 km of Castle Hill. Compare ratings, reviews, and credentials from local professionals.

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Estimated range

$7,488 – $14,684

$5,042$22,477

Guide pricing only. Final quotes vary by scope, access, materials, and site conditions.

Free estimate · Quotes from 3+ tradies

4.61

Average rating of solar installers within 15 km of Castle Hill · 12,931 public reviews

Ranked by distance, ratings and profile completeness.

Browse 228 solar installers

within 15km · Page 1 of 19

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What to expect when hiring solar installers in Castle Hill

Where solar installers near Castle Hill are based, how to choose one, what the job should cost, what a good quote includes and which licence to check.

Where solar installers near Castle Hill are based

9 solar installers are based in Castle Hill and 117 within 10 km, the most in Parramatta, Norwest and Seven Hills.

based in Castle Hill
9
within 10 km
117
within 15 km
190
Around Castle Hill: where solar installers are basedMap of the suburbs within about 10 km of Castle Hill where solar installers are based, from ABS 2021 boundaries, with water shown. Suburbs are shaded from light to dark teal by how many solar installers are based there; Castle Hill is outlined. A list of suburbs grouped by band follows the map.
Suburb boundaries: ABS ASGS Edition 3 (2021), CC BY 4.0

How to choose a good solar installer in Castle Hill

Castle Hill has plenty of well-reviewed solar installers to choose from. Use these numbers as a reference point when you compare profiles and quotes.

Most solar installers here are rated highly, so it helps to check how many reviews sit behind a rating. The typical solar installer has 27 reviews. Of the 159 rated solar installers within 15 km of Castle Hill, 31 have 4.8 stars or more from at least 50 reviews.

SureQuote rankings take both star rating and review count into consideration to ensure you're seeing the best of the bunch. Updated October 2026.

average rating
4.61
typical reviews
27
what the best have
4.8★ · 50+

Star rating

47% of solar installers here have a perfect 5.0

Best: 4.8+

Number of reviews

Half have 27 or fewer reviews

Best: 50+ reviews

How does that compare to other suburbs?

SuburbAverage star rating
Castle Hill159 solar installers27 typical reviews
4.61
Norwest197 solar installers26 typical reviews
4.60
Baulkham Hills197 solar installers26 typical reviews
4.60
Glenhaven134 solar installers34 typical reviews
4.60
Grosvenor Place170 solar installers26 typical reviews
4.58
West Pennant Hills186 solar installers26 typical reviews
4.57

What solar should cost in Castle Hill

Solar in Castle Hill usually runs $7,488 – $14,684 for residential solar installation, and $5,990 – $12,469 for residential battery installation.

What you'll pay comes down to the size of the job, the condition of what's being worked on, and the finish you choose. Get a few quotes to see your exact number — it's free.

Things to consider before you book

The local conditions that shape the job, the best time of year to book, and what to sort out before you choose a solar installer.

High Solar Area
  • Seasonal Rainfall

    Castle Hill gets moderate rainfall, so timing matters for exterior solar installer work. Targeting the drier months gives the best run of uninterrupted days.

  • Cooler Months Mean Fewer Delays

    Summers in Castle Hill get warm — on hot days, your tradie will plan their work around the temperature throughout the day, tackling heat-sensitive tasks early and adjusting as conditions change.

  • Very High Solar Uptake

    Solar is very common in Castle Hill — local installers know these roofs well. Battery storage and EV charger installs are increasingly common additions.

  • Premium Finishes

    Properties in Castle Hill typically feature higher-end finishes and fittings. Ask your solar installer about their experience with premium materials — the right techniques and products make a real difference with quality surfaces.

  • Renovation Activity

    Castle Hill has solid renovation activity — popular solar installer professionals can book up. Getting quotes a couple of weeks ahead gives you better options.

Best time of year for exterior solar in Castle Hill

Ideal months: April and October to December.

IdealWorkableLess suitable

Based on typical local rainfall, temperature and humidity.

What's in a good Solar quote?

A good quote spells out how the job is priced and what's covered — labour, materials, prep and clean-up — so you're comparing like for like. Check what each solar installer's quote covers before you choose.

Worth knowing: getting two or three quotes is the simplest way to land a fair price — and it costs you nothing.

  • 01
    Hardware brand and model

    Exact panel, inverter and battery, not vague labels.

  • 02
    STC rebate deduction

    The certificate discount shown off the gross price.

  • 03
    CEC accreditation

    The installer's Clean Energy Council number on the quote.

  • 04
    Roof layout

    A diagram showing panel positions, orientation and tilt.

  • 05
    Workmanship warranty

    In writing, five years minimum but ten is better.

  • 06
    Access extras

    Switchboard upgrades, scaffolding or tile-roof fees, named.

Cheapest isn't always the best. Check these before you hire anybody.

  • Recent, genuine reviews

    Read the latest ones, not just the count

  • Experience near you

    Jobs like yours, done locally

  • Credentials for the job

    Licence, insurance and business details

  • A clear written quote

    Itemised, so you can compare like-for-like

Licensed trade

Solar Installer licensing in New South Wales

Solar Installer work is regulated in New South Wales. Requirements vary by state. Here's what to know before hiring.

What to look for

  • Valid state electrical contractor licence displayed on quotes
  • SAA (Solar Accreditation Australia) accredited installer
  • ABN with active GST registration
  • Public liability insurance ($5M minimum)
  • Clean Energy Council membership

Licence details

A Electrical Contractor Licence is required for all solar installer work. Regulated by NSW Fair Trading. Verify a licence

Frequently asked questions

Hiring solar installers

When is the best time for exterior solar installer work in Castle Hill?
Castle Hill has moderate rainfall spread across the year. exterior solar installer work is best scheduled during the drier months — check the best months guide above for the ideal window.
Does summer heat affect scheduling solar installer work in Castle Hill?
On the hottest days in Castle Hill, outdoor tradies plan their work around the temperature — heat-sensitive tasks early, prep and shade-side work during the hottest hours. This is standard practice and shouldn't affect timelines significantly.
How common is solar in Castle Hill?
Very — Castle Hill is one of the highest solar adoption areas, with extensive local installer experience. Many homeowners here are now adding battery storage or EV chargers as a next step. Your installer will be familiar with the common setups in the area.
Should I look for a specialist solar installer in Castle Hill?
Properties in Castle Hill often have premium finishes that benefit from experienced care. When getting quotes, ask about experience with the specific materials in your home — stone benchtops, engineered timber, wool carpet, or high-end appliances all have particular care requirements.

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