What are the solar and battery rebates worth in 4735, Diamantina Lakes?

4735 covers Diamantina Lakes, Middleton, Opalton and 1 more, in Queensland. It sits in STC Zone 1 (rating 1.622), so a 6.6 kW solar system installed in 2026 creates 53 certificates, about $1,961 off the quote, and a 10 kW system 81 certificates, about $2,997. The federal battery discount is about $252 a usable kWh until 31 December 2026. Queensland's own programs are in the table below. Checked 23 September 2026.

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Installed so far in 4735The Clean Energy Regulator has recorded 230 rooftop solar systems (2.2 MW), 19 home batteries and 30 heat pump hot water systems in 4735, as at 31 August 2026. Recent months are still being reported.

Federal solar certificates in Zone 1, by system size.

Certificates = kW × 1.622 × years left in the scheme, rounded down, at $37 a certificate. Every installer sets its own price per certificate, so the count is what should match your quote. To check a quote with its own price, use the STC calculator on Rebate Calculator.

Postcode 4735, STC Zone 1: 2026 installs versus 1 January 2027
System size	Certificates in 2026	Value in 2026	Certificates from 2027	Value from 2027
5 kW	40	about $1,480	32	about $1,184
6.6 kW	53	about $1,961	42	about $1,554
8 kW	64	about $2,368	51	about $1,887
10 kW	81	about $2,997	64	about $2,368
13.2 kW	107	about $3,959	85	about $3,145

Federal battery discount, any Australian postcode
Usable capacity	Value to 31 December 2026	Value from 1 January 2027
10 kWh	about $2,516	about $2,109
13.5 kWh	about $3,397	about $2,847
16 kWh	about $3,824	about $3,206

Queensland programs that stack on top.

Queensland incentives on top of the federal ones, checked against the administering body
Program	Amount	Conditions	Checked
Queensland: Supercharged Solar for Renters	$2,500 to $3,500	The landlord applies; rented at $1,000 a week or less, no existing solar, system of 3 kW or more ($3,500 at 5 kW and up); open since 12 December 2025, first come first served	23 September · qld.gov.au
Queensland: Battery Booster	closed	No longer taking applications; the federal discount is the battery incentive in Queensland	23 September · qld.gov.au

Which upgrade are you looking at in 4735?

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Questions people ask about 4735.

Which STC zone is postcode 4735 in?

Zone 1, rating 1.622, on the Clean Energy Regulator's postcode table. That rating times the system size in kW times the deeming years (5 for 2026 installs, 4 for 2027) gives the certificate count, rounded down.

How much is the solar rebate on a 6.6 kW system in Diamantina Lakes?

53 certificates in 2026, about $1,961 at $37 a certificate, taken off the quote by the installer. From 1 January 2027 the same system gets 42 certificates, about $1,554.

Is there a battery rebate in 4735?

Yes, the federal Cheaper Home Batteries discount applies in every state: about $252 a usable kWh on the first 14 kWh for installs to 31 December 2026 (about $2,520 on 10 kWh), stepping down to about $211 a kWh from 1 January 2027. Queensland adds the programs in the table on this page. The regulator has recorded 19 home batteries in 4735 so far.

Nearby postcodes: 4731 Isisford · 4732 Muttaburra · 4733 Corfield · 4736 Jundah · 4737 Armstrong Beach · 4738 Ilbilbie. Installation counts from the Clean Energy Regulator; zone from its postcode table; figures are published maximums checked 23 September 2026. Victorian postcodes are under Victoria by postcode.