Cheapest electricity plans in Castle Hill 2154, New South Wales
Castle Hill (2154) sits in the mild temperate climate zone. For a typical outer-suburban 4-person household here — about 7,194 kWh/year (19.7 kWh/day) — these are the cheapest electricity plans, ranked by estimated annual cost from 2006 plans available in the postcode.
| Retailer / plan | Est. $/yr | vs best | |
|---|---|---|---|
| Amber Electric Cheapest Battery + Solar: Variable Wholesale Prices (estimate) ⚠ market price | $1,720 | — | Go to retailer → |
| Globird Energy WHOLESAVE Resi (Two Rate CTL) estimate-Ausgrid ⚠ market price | $1,808 | +$88 | Go to retailer → |
| Globird Energy WHOLESAVE Resi (Two Rate) estimate-Ausgrid ⚠ market price | $1,808 | +$88 | Go to retailer → |
| Globird Energy WHOLESAVE Resi (Two Rate) estimate-Endeavour ⚠ market price | $1,940 | +$219 | Go to retailer → |
| Globird Energy WHOLESAVE Resi (Two Rate CTL) estimate-Endeavour ⚠ market price | $1,940 | +$219 | Go to retailer → |
| Globird Energy WHOLESAVE Resi (Single Rate) estimate-Endeavour ⚠ market price | $2,100 | +$380 | Go to retailer → |
| Globird Energy WHOLESAVE Resi (Single Rate CTL) estimate-Endeavour ⚠ market price | $2,100 | +$380 | Go to retailer → |
| Flow Power FH Battery + Solar+ EV: Variable Prices (estimate) ⚠ market price | $2,156 | +$436 | Go to retailer → |
| Flow Power Flow Home Battery + Solar: Variable Prices (estimate) ⚠ market price | $2,166 | +$446 | Go to retailer → |
| Kogan Energy Kogan Energy with free FIRST | $2,187 | +$467 | Go to retailer → |
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Other areas in New South Wales
Liverpool · Greystanes · Campbelltown · Wyoming · Blacktown · Mount Druitt · Hamlyn Terrace · Kooringal · Baulkham Hills · Kellyville · Cabramatta · Bateau Bay
Estimates only, based on typical usage for this postcode (AER consumption benchmarks). Plans ranked by estimated annual cost. We may earn a referral fee if you switch via a link — this does not affect the ranking. Data: AER Consumer Data Right. Prices last checked: 23 June 2026.