Suburb · NSW
Tumbi Umbi, NSW
Postcode, council area, planning zones and 2021 Census facts for Tumbi Umbi, New South Wales, from government sources. What those zones allow on a particular block is in the report.
Government data only, no interpretation · Data as at 6 October 2026 · Sources and licences
Tumbi Umbi at a glance
| State | New South Wales |
|---|---|
| Postcode | 2261 |
| Local government area | Central Coast |
| ABS suburb code (SAL 2021) | 13980 |
Planning zones in Tumbi Umbi
- C4 — Environmental Living31%
- C2 — Environmental Conservation28%
- C3 — Environmental Management27%
- 2 other zones11%
The three largest zones are coloured; every zone covering at least 1% of Tumbi Umbi is listed below. Boundaries are the NSW government’s published zone layer, clipped to the Australian Bureau of Statistics suburb boundary. A block’s own zone is read from its parcel, not from its suburb.
Road names © OpenStreetMap contributors.
- C4 — Environmental Living31% of the suburb
- C2 — Environmental Conservation28% of the suburb
- C3 — Environmental Management27% of the suburb
- R2 — Low Density Residential9% of the suburb
- RE2 — Private Recreation2% of the suburb
Tumbi Umbi in the 2021 Census
| Population | 5,369 |
|---|---|
| Median age | 45 years |
| Median weekly household income | $1,657 |
| Median weekly rent | $410 |
| Median monthly mortgage repayment | $2,146 |
| Average household size | 2.7 people |
Source: Australian Bureau of Statistics, Census of Population and Housing, 2021
Other suburbs in Central Coast
- Booker BayNSW 2257
- GosfordNSW 2250
- KariongNSW 2250
- NoravilleNSW 2263
- Springfield (Central Coast)NSW 2250
- WoongarrahNSW 2259
Related guides
Sources
- Suburb and postcode boundaries: Australian Bureau of Statistics, Australian Statistical Geography Standard (ASGS) Edition 3, 2021, CC BY 4.0
- Source: Australian Bureau of Statistics, Census of Population and Housing, 2021 (CC BY 4.0)
- Zone codes and names: pp.planningportal.nsw.gov.au (CC-BY 4.0)
Full list of data sources and licences: struqt.com.au/sources.
See what our architects make of a block in Tumbi Umbi
Run an address in Tumbi Umbi through Struqt for that block's zone controls, overlays and a feasibility read, written by registered architects and backed by government data.