Suburb · SA
Blackwood, SA
Postcode, council area, planning zones and 2021 Census facts for Blackwood, South Australia, 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
Blackwood at a glance
| State | South Australia |
|---|---|
| Postcode | 5051 |
| Local government area | City of Mitcham |
| ABS suburb code (SAL 2021) | 40119 |
Planning zones in Blackwood
- HN — Hills Neighbourhood59%
- HF — Hills Face26%
- SN — Suburban Neighbourhood5%
- 4 other zones9%
The three largest zones are coloured; every zone covering at least 1% of Blackwood is listed below. Boundaries are the SA 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.
- HN — Hills Neighbourhood59% of the suburb
- HF — Hills Face26% of the suburb
- SN — Suburban Neighbourhood5% of the suburb
- SAC — Suburban Activity Centre3% of the suburb
- UC(L) — Urban Corridor (Living)3% of the suburb
- OS — Open Space2% of the suburb
- EN — Established Neighbourhood1% of the suburb
Blackwood in the 2021 Census
| Population | 4,266 |
|---|---|
| Median age | 45 years |
| Median weekly household income | $1,715 |
| Median weekly rent | $330 |
| Median monthly mortgage repayment | $1,733 |
| Average household size | 2.4 people |
Source: Australian Bureau of Statistics, Census of Population and Housing, 2021
Median sale prices in Blackwood
| Median house price | $1,100,000 |
|---|
Source: Government of South Australia open data, Q4 2025 (CC BY 4.0). A published median, not a valuation.
Other suburbs in City of Mitcham
- Clarence GardensSA 5039
- Aberfoyle ParkSA 5159
- CraigmoreSA 5114
- Flagstaff HillSA 5159
- Gulfview HeightsSA 5096
- Hallett CoveSA 5158
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)
- Median sale prices: Government of South Australia open data, Q4 2025 (CC BY 4.0)
- Zone codes and names: data.sa.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 Blackwood
Run an address in Blackwood through Struqt for that block's zone controls, overlays and a feasibility read, written by registered architects and backed by government data.