Development applications in Tumbi Umbi, NSW 2261
17 development applications were lodged for properties in Tumbi Umbi from Oct 2025 to Sep 2026. What is being built, how much of it is housing, and where each application stands.
Latest council activity:
Applications lodged
17
incl. 7 modifications
Decided
13
3 still in progress
New dwellings proposed
5
stated on applications
Declared construction value
$5.5M
across 10 applications
Applications lodged each month
Oct 2025 to Sep 2026. The latest month is month-to-date, and councils can publish applications a few weeks after lodgement.
- 1Oct
- 3Nov
- 1Dec
- 1Jan
- 2Feb
- 0Mar
- 0Apr
- 2May
- 0Jun
- 1Jul
- 2Aug
- 4Sep
What is being proposed
10 new applications by main type of work (modifications excluded).
- Alterations & additions7
- Dual occupancy & semi-detached2
- New houses1
Where applications stand
Status of the 17 applications lodged in the last 12 months.
- Approved
- 0
- Determined (outcome not stated)
- 13
- Refused
- 0
- Withdrawn or not accepted
- 1
- In progress
- 3
Many council records only say an application was "determined", without saying whether it was approved, so those are shown separately rather than counted as approvals.
Largest projects in the last 12 months
Ranked by dwellings proposed, then declared construction cost.
- In progress
39 Tumbi Road
Dual occupancy, Demolition, Subdivision, Erection of a new structure, Dual occupancy (attached), Driveways and hard stand spaces
Dual occupancy & semi-detached · Lodged 11 Sept 2026 · 2 dwellings · $1M–$5M
- In progress
54 Wyong Road
Dual occupancy, Subdivision, Erection of a new structure, Dual occupancy (attached)
Dual occupancy & semi-detached · Lodged 16 July 2026 · 2 dwellings · $500K–$1M
- Determined
425 Brush Road
Demolition, Dwelling house, Erection of a new structure
New houses · Lodged 3 Dec 2025 · 1 dwelling · $1M–$5M
- Determined
91-99 Tumbi Road
Dwelling house, Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 2 Feb 2026 · $100K–$500K
- Determined
49 Palm Valley Road
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 19 Nov 2025 · $100K–$500K
Most recent applications
The 30 most recent applications lodged in Tumbi Umbi, newest first. Costs are shown as bands.
- In progress
39 Tumbi Road
Dual occupancy, Demolition, Subdivision, Erection of a new structure, Dual occupancy (attached), Driveways and hard stand spaces
Dual occupancy & semi-detached · Lodged 11 Sept 2026 · 2 dwellings · $1M–$5M
- In progress
6 Florence Ave
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 9 Sept 2026 · $100K–$500K · Modification
- Determined
11A Stimsons Lane
Dwelling house, Alterations or additions to an existing building or structure, Erection of a new structure, Dual occupancy (detached)
Dual occupancy & semi-detached · Lodged 8 Sept 2026 · 2 dwellings · $100K–$500K · Modification
- Withdrawn
5 Hicks Lane
Erection of a new structure, Swimming pool
Pools, sheds, garages & decks · Lodged 5 Sept 2026 · Under $100K · Modification
- Determined
19 Tumbi Road
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 18 Aug 2026 · Under $100K
- Determined
33 Palm Valley Road
Shed, Erection of a new structure
Pools, sheds, garages & decks · Lodged 17 Aug 2026 · $100K–$500K · Modification
- In progress
54 Wyong Road
Dual occupancy, Subdivision, Erection of a new structure, Dual occupancy (attached)
Dual occupancy & semi-detached · Lodged 16 July 2026 · 2 dwellings · $500K–$1M
- Determined
330 Tumbi Road
Erection of a new structure, Garage, carport or carparking space
Pools, sheds, garages & decks · Lodged 26 May 2026 · $500K–$1M · Modification
- Determined
70 Hansens Road
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 14 May 2026 · Modification
- Determined
60 Bellevue Road
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 6 Feb 2026 · Under $100K
- Determined
91-99 Tumbi Road
Dwelling house, Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 2 Feb 2026 · $100K–$500K
- Determined
202 Tumbi Road
Dwelling house, Alterations or additions to an existing building or structure, Minor building alterations (external)
Alterations & additions · Lodged 22 Jan 2026 · Under $100K
- Determined
425 Brush Road
Demolition, Dwelling house, Erection of a new structure
New houses · Lodged 3 Dec 2025 · 1 dwelling · $1M–$5M
- Determined
49 Palm Valley Road
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 19 Nov 2025 · $100K–$500K
- Determined
18 Stimsons Lane
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 12 Nov 2025 · $100K–$500K
- Determined
6 Florence Ave
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 2 Nov 2025 · $100K–$500K · Modification
- Determined
62 Morgan Avenue
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 22 Oct 2025 · Under $100K
- Determined
8 Stimsons Lane
Alterations or additions to an existing building or structure, Cabanas, cubby houses, ferneries, garden sheds, gazebos and greenhouses…
Alterations & additions · Lodged 25 Sept 2025 · Under $100K
- Determined
34 Morgan Avenue
Erection of a new structure, Swimming pool
Pools, sheds, garages & decks · Lodged 25 Sept 2025 · Under $100K
- Determined
2 Sals Lane
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 22 Sept 2025 · $500K–$1M
- Determined
57 Morgan Avenue
Dwelling house, Alterations or additions to an existing building or structure, Balcony, deck, patio, terrace or verandah, Minor building…
Alterations & additions · Lodged 11 Sept 2025 · $100K–$500K
- Determined
2 Hicks Lane
Alterations or additions to an existing building or structure, Landscaping structures
Alterations & additions · Lodged 5 Sept 2025 · Modification
- Determined
11A Stimsons Lane
Dwelling house, Alterations or additions to an existing building or structure, Erection of a new structure, Dual occupancy (detached)
Dual occupancy & semi-detached · Lodged 28 Aug 2025 · 2 dwellings · $100K–$500K
- Determined
116 Hansens Road
Dwelling house, Alterations or additions to an existing building or structure, Erection of a new structure, Residential Accommodation
Alterations & additions · Lodged 24 July 2025 · $500K–$1M
- Determined
1 Watson Avenue
Alterations or additions to an existing building or structure, Minor building alterations (external)
Alterations & additions · Lodged 23 July 2025 · $100K–$500K
- Determined
33 Palm Valley Road
Shed, Erection of a new structure
Pools, sheds, garages & decks · Lodged 17 July 2025 · Under $100K
- Determined
9 Wyong Road
Dwelling house, Erection of a new structure
New houses · Lodged 16 July 2025 · 1 dwelling · $100K–$500K
- Determined
707 The Ridgeway
Dwelling house, Alterations or additions to an existing building or structure, Balcony, deck, patio, terrace or verandah (screened…
Alterations & additions · Lodged 14 July 2025 · $100K–$500K
- Determined
258 Tumbi Road
Shed, Erection of a new structure
Pools, sheds, garages & decks · Lodged 8 July 2025 · Under $100K
- Determined
3 Harrison Place
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 2 July 2025 · Under $100K · Modification
Application details as published by Central Coast Council. The council's own register is the authoritative record for any individual application.
Suburb profile
Tumbi Umbi market data
Median prices, rental yield, growth, vacancy and properties for sale in Tumbi Umbi.
Sales
Recently sold in Tumbi Umbi
What buyers actually paid, days on market and recent sale prices in Tumbi Umbi.
Development in Tumbi Umbi: frequently asked questions
How many development applications were lodged in Tumbi Umbi in the last 12 months?
17 development applications were lodged for properties in Tumbi Umbi from Oct 2025 to Sep 2026. 7 were modifications to an earlier application. The busiest month was Sep 2026, with 4 applications.
What kind of development is happening in Tumbi Umbi?
Of the new applications lodged in the last 12 months, the most common were alterations & additions (7), dual occupancy & semi-detached (2), new houses (1).
How many new homes are proposed in Tumbi Umbi?
Applications lodged in Tumbi Umbi in the last 12 months propose 5 new dwellings, counting new houses, granny flats, dual occupancies, townhouses and apartments where the application states a dwelling count. Withdrawn applications and modifications are excluded.
How many development applications in Tumbi Umbi have been decided?
Of the 17 applications lodged in the last 12 months, 13 have a decision (13 recorded as determined without the outcome stated), 3 are still in progress and 1 was withdrawn or not accepted.
Which council assesses development applications in Tumbi Umbi?
Applications for Tumbi Umbi are lodged with Central Coast Council. Its public register is the authoritative record for any individual application.