Castle Hill - South
Statistical area (SA2) · Includes Castle Hill and South
NSW · SA2 115011556 · Baulkham Hills (SA3) · Business statistics view
- Actively trading businesses
- 1,194
- Population (SA2 ERP)
- 10,965
- Per 1,000 residents
- 108.9
- Business growth YoY
- -2.1%
Whole SA2, not a single suburb
- Prior year businesses
- 1,220
- Change vs prior year
- -26
- Active ABNs (mapped)
- —
≠ currently trading
If you searched for a suburb, these numbers are for the whole statistical area (includes castle hill and south), not a council suburb boundary. ABS publishes business and population counts at SA2, not suburb. Why SA2, not suburb?
Businesses by employment size
ABS CABEE employment size bands (data as at 2025-06-30)
| Employment size | Businesses | Share |
|---|---|---|
| Non-employing | 687 | 57.5% |
| 1–4 | 400 | 33.5% |
| 5–19 | 85 | 7.1% |
| 20–199 | 19 | 1.6% |
| 200+ | 0 | 0.0% |
Businesses by industry
ABS CABEE — ANZSIC division (data as at 2025-06-30)
All industries
| Industry | Businesses | Share | YoY |
|---|---|---|---|
| Professional, Scientific and Technical Services | 246 | 20.6% | -8.6% |
| Construction | 164 | 13.7% | -7.9% |
| Health Care and Social Assistance | 154 | 12.9% | 14.1% |
| Rental, Hiring and Real Estate Services | 147 | 12.3% | -2.6% |
| Financial and Insurance Services | 69 | 5.8% | -13.8% |
| Retail Trade | 65 | 5.4% | -9.7% |
| Administrative and Support Services | 65 | 5.4% | 12.1% |
| Transport, Postal and Warehousing | 54 | 4.5% | 8.0% |
| Other Services | 48 | 4.0% | 14.3% |
| Education and Training | 41 | 3.4% | -2.4% |
| Wholesale Trade | 40 | 3.4% | -2.4% |
| Accommodation and Food Services | 38 | 3.2% | 2.7% |
| Manufacturing | 29 | 2.4% | -12.1% |
| Arts and Recreation Services | 14 | 1.2% | 16.7% |
| Information Media and Telecommunications | 10 | 0.8% | 11.1% |
| Agriculture, Forestry and Fishing | 4 | 0.3% | -33.3% |
| Electricity, Gas, Water and Waste Services | 3 | 0.3% | — |
| Public Administration and Safety | 3 | 0.3% | -40.0% |
Fastest-growing industries
- Other Services14.3%
- Health Care and Social Assistance14.1%
- Administrative and Support Services12.1%
- Transport, Postal and Warehousing8.0%
- Accommodation and Food Services2.7%
Industries with more relative room
Under-indexed vs similar SA2s in NSW (density per 1,000). Use as a research starting point — not investment advice.
| Industry | Local /1,000 | vs peers | Businesses |
|---|---|---|---|
| Information Media and Telecommunications | 0.9 | 0.72× | 10 |