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Hornsby Shire Council · DA

19 Northumberland Avenue Mount Colah — Dwelling house

View on NSW Planning Portal (opens in a new tab)
DETERMINED

Overview

Address
19 Northumberland Avenue Mount Colah 2079
Portal application no.
PAN-611058
Council reference
DA/101/2026
Application type
Development Application
Development types
Dwelling house; Change of use of land or a building or the classification of a building under the Building Code of Australia
Estimated cost
$781,330
New dwellings
1
Determination authority
Council staff under delegated authority

Key dates

Lodged
10 February 2026
Exhibition starts
17 February 2026
Exhibition ends
3 March 2026
Determined
1 June 2026

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Source: NSW Planning Portal (opens in a new tab). Look this application up with its portal number PAN-611058 or council reference DA/101/2026.