Duffy vs Holder ACT
Two Australian Capital Territory suburbs, about 1.1 km apart, side by side — straight from the official numbers.
The numbers
| Duffy | Holder | |
|---|---|---|
| Population (2021) | 3,395 | 2,816 |
| Median age | 39 | 41 |
| Median rent (weekly) | $445 | $465 |
| Owner-occupied | 80% | 81% |
| Family households | 77% | 72% |
| SEIFA advantage (decile of 10) | 10 | 10 |
| Tree canopy | 14% | 11% |
| Population 2011 | 3,241 | 2,711 |
What stands out
Duffy rents cheaper — $445 vs $465 a week at the census.
Both sit in the same SEIFA advantage decile (10 of 10).
Duffy is the greener of the two (14% vs 11% tree canopy).
Growth since 2011: Duffy +5%, Holder +4%.
In short
The two sit about 1.1 km apart in a straight line, both in Australian Capital Territory.
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