If you're considering installing solar panels for your Underdale home (and/or a battery), this page offers useful related information and interesting statistics for Underdale and the 5032 postcode area in South Australia.
If Underdale isn't your location, you can search for installation information relevant to your town or suburb here:
In Underdale's postcode area (5032), more than 2,543 small-scale systems have been installed with a collective capacity of 15,962 kW as at May 31, 2025.
Given a population of 12,914, this works out to 1,236 watts per person in the area, compared to a 1,125 watts Australian average. There are approximately 5,913 dwellings in the 5032 area, so that calculates out at 43 solar panel systems per 100 dwellings - the Australian average is 40.
Based on a conservative average of 64,373 kWh of energy production a day (enough to power the equivalent of 4,023 homes) and retail electricity costs of 42c per kilowatt-hour; Underdale and 5032 postcode area residents are collectively generating $9,868,314 of energy at retail prices a year!
Underdale solar power system owners are also contributing to greenhouse gas emission reduction, with the systems in 5032 region avoiding 11,983 tonnes of carbon dioxide emissions annually.
The Hookup Solar free quoting service has been used by 78 households in Underdale and 479 households across the 5032 postcode area in South Australia.
You can join them! To get started, simply click the button below and we'll match you to up to 3 pre-vetted SA accredited installers we trust who service the Underdale and 5032 area. Or continue reading for more useful information.
Underdale experiences solar irradiation levels reaching approximately 4.81 kilowatt-hours per square metre per day on average over a year. The following graph shows solar irradiation/output levels per kilowatt of installed solar panels in the 5032 area per month.
Here's what you can expect to generate with various sized solar power systems in the Underdale area, assuming good quality components, a suitable rooftop and professional, accredited solar installation.
Based on the above, the following is what you should be able to expect from a solar panel installation in Underdale in terms of annual solar energy output for the location, on average:
Rooftop solar panels installed in Underdale, South Australia should generally face North for the best results. For a good panel angle, the general rule of thumb is it should be around the same as latitude. In Underdale's case, that is 34 degrees - but usually whatever your rooftop angle is will be fine (unless it's under 10 degrees - then tilt frames may be needed).
As well as providing your home with electricity, Underdale solar system installation owners can be paid for surplus energy generated. In SA, feed-in tariffs generally currently range from 5c to 10c per kilowatt-hour exported - so, it's important to compare energy retailers for the best electricity plan in the 5032 area.
Based on a 6.6kW system installation, a self-consumption rate of 40% and the low end of the feed in tariff range rate of 5c, Underdale solar power system owners can expect to save $1,924 per year.
At the time of publishing, there are special requirements involved with installing solar panels in the West Torrens City Council area. Circumstances where an approval is required includes if the panels can be seen from the street in a historic conservation area, if the panels have a total weight exceeding 100 kilograms and the weight load is not distributed evenly, if the panels and any associated components in this situation overhang any part of the roof, or if the panels are not fitted parallel to the roof, or with the underside surface of the panels being more than 100 millimetres above the surface of the roof.
It's important to check with West Torrens City Council regarding any potential changes before proceeding with installation. For further information, prospective solar owners in Underdale should visit this page.
A series of steps must be completed in South Australia involving you, your network distributor and your installer - but your installer will do most of the administrative heavy lifting. Learn more about the grid connection process in South Australia.
In our network we have quality, thoroughly pre-vetted solar power system installers servicing Underdale. If you're ready to get quotes from installation professionals we know and trust:
Households across Australia are increasingly thinking of installing a home battery; either as an addition/upgrade to an existing PV system, or installed concurrently with solar panels. Whether batteries will make sense for your Underdale home will depend on various factors.
We have solar battery installers within our network providing services to Underdale who can advise you on home energy storage as a retrofit upgrade or part of a full solar + battery system installation - and provide a quote.
If you have any questions regarding choosing, buying and installing solar panels in Underdale (or a home battery), feel free to contact us.
Data sources used above for solar power information in Underdale SA 5032 include:
Some additional notes:
Bureau of Meteorology details are based on your nearest weather station, which is Adelaide (West Terrace / Ngayirdapira) , coordinates 34°55'33" S 138°34'60" E, around 3.2 km from the centre of Underdale.
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