21 properties · Sumner, Christchurch

Duncan Street, Sumner

Duncan Street in Sumner has 21 properties, valued by the council between $20,000 and $1,700,000 with a median of $1,115,000 (Sumner: $1,060,000). More of its homes were built in the 1980s than in any other decade.

$1.11mmedian council valuation

1970median year built

ChristchurchSumner ×Duncan Street ×

19 properties on Duncan Street, Sumner

Value Sort by

AerialNot listed

$1,700,000 CV

10A Duncan Street, Sumner

House582 m² land199 m² floor

Finding a picture…

Not listed

$1,580,000 CV

12 Duncan Street, Sumner

House683 m² land238 m² floor

AerialNot listed

$1,505,000 CV

13 Duncan Street, Sumner

House1,002 m² land160 m² floor

AerialNot listed

$1,355,000 CV

6 Duncan Street, Sumner

House503 m² land180 m² floor

Finding a picture…

Not listed

$1,325,000 CV

17 Duncan Street, Sumner

House716 m² land140 m² floor

Finding a picture…

Not listed

$1,295,000 CV

2 Duncan Street, Sumner

House746 m² land146 m² floor

AerialNot listed

$1,250,000 CV

5 Duncan Street, Sumner

House506 m² land110 m² floor

AerialNot listed

$1,200,000 CV

10 Duncan Street, Sumner

House437 m² land120 m² floor

Finding a picture…

Not listed

$1,165,000 CV

11 Duncan Street, Sumner

3 Duncan Street, Sumner

House506 m² land136 m² floor

Finding a picture…

Not listed

$1,005,000 CV

1 Duncan Street, Sumner

House632 m² land111 m² floor

Finding a picture…

Not listed

$925,000 CV

4 Duncan Street, Sumner

House506 m² land90 m² floor

AerialNot listed

$900,000 CV

9 Duncan Street, Sumner

House506 m² land140 m² floor

Finding a picture…

Not listed

$700,000 CV

2/11 Duncan Street, Sumner

2/15 Duncan Street, Sumner

2/8 Duncan Street, Sumner

1/15 Duncan Street, Sumner

1/8 Duncan Street, Sumner

1A Duncan Street, Sumner

Other

Highest and lowest on Duncan Street

Highest-valued home10A Duncan Street$1,700,000council valuation · 199 m² floor · 582 m² land

Lowest-valued home8 Duncan Street$545,000council valuation · 80 m² floor

Property values on Duncan Street

The council values Duncan Street's 19 rated properties between $20,000 and $1,700,000. The middle half sit between about $705,000 and $1,307,000; the median is $1,115,000 and the mean $1,022,895.

Council rating valuations: the council's figure for apportioning rates, not a market appraisal.

Duncan Street compared with Sumner

Duncan Street's median council value is 5% above Sumner's.

	Duncan Street	Sumner	Christchurch
Median council value	$1.11m	$1.06m	$680k
Median section	506 m²	556 m²	627 m²
Median year built	1970	1970	1980
Council value per m² of floor	$9k	$8k	$5k

The homes on Duncan Street

Duncan Street has 14 houses and 6 units and townhouses. More were built in the 1980s than in any other decade (30%).

More streets in Sumner

Every street in Sumner, and the suburb's house prices and sales.

Sales and valuations as at 11 September 2026, from council and LINZ records. Medians resting on fewer than 3 sales are not shown.