Two neighbouring Sydney suburbs, 1.7 km apart, on the same open data. Castle Cove scores higher on 4 of 10 measures.
| Castle Cove | Killarney Heights | |
|---|---|---|
| Active | 60 | 55 |
| Safety | 88 | 88 |
| Wealth | 95 | 95 |
| Value | 7 | 15 |
| Parks | 10 | 48 |
| Cafés | 50 | 69 |
| Transit | 32 | 4 |
| Green space | 82 | 85 |
| Active & healthy | 71 | 62 |
| Schools nearby (OSM) | 38 | 30 |
| Median rent | $1000/wk | $923/wk |
| Median house price (Jan–Mar 2026) | $4,200,000 | $2,725,000 |
| House sales this quarter | 31 | — |
| Population | 2,643 | 4,502 |
| Full profile | Castle Cove in full | Killarney Heights in full |
Scores are percentiles across all 422 Sydney suburbs: 100 is the best in the city, 50 is mid-table. Highlighted figures lead the row. How we rank suburbs.
Castle Cove and Killarney Heights score the same for safety on official crime statistics.
Killarney Heights has the lower median house price of the two ($2,725,000 vs $4,200,000).
Castle Cove scores higher on 4 of 10 measures across safety, activity, value, parks and cafés — see the full breakdown below, or the complete profile for Castle Cove or Killarney Heights.
Updated October 2026. Compare other Sydney suburbs →