Medium urban area
Masterton
The 29th largest urban area or settlement in New Zealand, with an estimated 22,600 residents at 30 June 2025.
Population 2025
22,600
Estimated residents
Change on 2024
+0.4%
22,500 a year earlier
Since 2018
+9.7%
20,600 in 2018
Median age
40.6
Years, 2025
Population, 1996 to 2025
1996 · 18,650+21.2% over 29 years2025 · 22,600
Who lives here
- 0–14 years4,20018.6%
- 15–39 years6,90030.5%
- 40–64 years6,30027.9%
- 65 and over5,20023%