True annual cost of living in Mount Colah, NSW 2079
Living in a house in Mount Colah costs about $11,205 a year: council rates, water and sewerage, commute and home insurance combined. Mount Colah sits 23.2 kilometres from Sydney CBD. Unit costs reach $11,545, with the $2,300 body corporate levy accounting for the entire difference between the two. At 23.2km from the CBD, transport mode shifts the annual total by $3,166. The gap widens as commute costs rise.
Estimated from AER residential benchmarks for Mount Colah's climate zone at 2025 rates. Get the free report for a breakdown by your exact number of occupants.
Is it cheaper to drive or take public transport from Mount Colah to the CBD?
Public transport saves Mount Colah residents $3,166 per year. Annual commute cost by car is $5,566 versus $2,400 by public transport using the Opal network.
What are the council rates in Mount Colah?
Mount Colah falls under Hornsby Council. The average residential rate for 2026-27 is $1,541 per year for an owner-occupied house, based on OLG data uplifted by the council's IPART rate peg. Individual properties pay more or less depending on land value. Unit owners in strata schemes pay $1,541 per year. These figures cover the general rate only and exclude waste and cleansing charges.
What does it cost to run a unit in Mount Colah?
Running a unit in Mount Colah costs approximately $11,545 per year by car or $8,379 by public transport. This includes council rates of $1,541, water and sewerage $1,548, estimated body corporate levy of $2,300, and contents insurance of $590. Body corporate fees vary significantly between buildings. Always confirm the actual levy before purchasing.
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Data sources: Council rates: Hornsby rates (OLG 2024-25 + IPART 2026-27 peg). Water: Sydney Water 2026-27. Commute: ATO cents per kilometre rate 2025–26 (88c/km). Insurance: AI-estimated, disclosed as estimate. Schools: ACARA ICSEA 2025. Risk: Fire: NSW RFS Bush Fire Prone Land. Flood: modelled from 30m elevation (topographic). Data updated 2026-07. Cost estimates are for comparison purposes only and do not constitute financial, insurance, or credit advice.