Suburb · NSW
Lake Illawarra, NSW
Postcode, council area, planning zones and 2021 Census facts for Lake Illawarra, 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
Lake Illawarra at a glance
| State | New South Wales |
|---|---|
| Postcode | 2528 |
| Local government area | Shellharbour |
| ABS suburb code (SAL 2021) | 12259 |
Planning zones in Lake Illawarra
- R2 — Low Density Residential34%
- R3 — Medium Density Residential29%
- RE1 — Public Recreation27%
- 5 other zones9%
The three largest zones are coloured; every zone covering at least 1% of Lake Illawarra 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.
- R2 — Low Density Residential34% of the suburb
- R3 — Medium Density Residential29% of the suburb
- RE1 — Public Recreation27% of the suburb
- C2 — Environmental Conservation3% of the suburb
- E1 — Local Centre2% of the suburb
- E4 — General Industrial2% of the suburb
- SP2 — Infrastructure1% of the suburb
- W1 — Natural Waterways1% of the suburb
Lake Illawarra in the 2021 Census
| Population | 3,288 |
|---|---|
| Median age | 43 years |
| Median weekly household income | $1,069 |
| Median weekly rent | $328 |
| Median monthly mortgage repayment | $1,733 |
| Average household size | 2.1 people |
Source: Australian Bureau of Statistics, Census of Population and Housing, 2021
Other suburbs in Shellharbour
- Mount WarrigalNSW 2528
- Oak FlatsNSW 2529
- Allambie HeightsNSW 2100
- Anna BayNSW 2316
- AsquithNSW 2077
- AustralNSW 2179
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 Lake Illawarra
Run an address in Lake Illawarra through Struqt for that block's zone controls, overlays and a feasibility read, written by registered architects and backed by government data.