Age of electoral democracy in New Zealand

New Zealand: Age of electoral democracy was 139 in 2025. ◆ Volatile

Latest (2025)
139
Change on year
up 0.7%
World rank
3rd
of 111 countries
All-time high
139
in 2025
All-time low
1
in 1887
Years of data
139
1887–2025

Age of electoral democracy in New Zealand, 1887–2025

050100150188719562025

Source: Our World in Data.

Analysis

In 2025, age of electoral democracy in New Zealand stood at 139. That is the highest value across all 139 years on record.

The figure is up 0.7% on the previous year and up 7.8% over ten years.

Over the whole period, age of electoral democracy in New Zealand peaked at 139 in 2025 and was at its lowest, 1, in 1887.

New Zealand ranks 3rd of 111 countries on this measure, in the top 10%.

The series is highly variable year to year, so single readings are best treated with caution.

Age of electoral democracy in New Zealand, year by year

Annual values for Age of electoral democracy in New Zealand, 1887 to 2025.
Year Value Change
1887 1
1888 2 +100.0%
1889 3 +50.0%
1890 4 +33.3%
1891 5 +25.0%
1892 6 +20.0%
1893 7 +16.7%
1894 8 +14.3%
1895 9 +12.5%
1896 10 +11.1%
1897 11 +10.0%
1898 12 +9.1%
1899 13 +8.3%
1900 14 +7.7%
1901 15 +7.1%
1902 16 +6.7%
1903 17 +6.2%
1904 18 +5.9%
1905 19 +5.6%
1906 20 +5.3%
1907 21 +5.0%
1908 22 +4.8%
1909 23 +4.5%
1910 24 +4.3%
1911 25 +4.2%
1912 26 +4.0%
1913 27 +3.8%
1914 28 +3.7%
1915 29 +3.6%
1916 30 +3.4%
1917 31 +3.3%
1918 32 +3.2%
1919 33 +3.1%
1920 34 +3.0%
1921 35 +2.9%
1922 36 +2.9%
1923 37 +2.8%
1924 38 +2.7%
1925 39 +2.6%
1926 40 +2.6%
1927 41 +2.5%
1928 42 +2.4%
1929 43 +2.4%
1930 44 +2.3%
1931 45 +2.3%
1932 46 +2.2%
1933 47 +2.2%
1934 48 +2.1%
1935 49 +2.1%
1936 50 +2.0%
1937 51 +2.0%
1938 52 +2.0%
1939 53 +1.9%
1940 54 +1.9%
1941 55 +1.9%
1942 56 +1.8%
1943 57 +1.8%
1944 58 +1.8%
1945 59 +1.7%
1946 60 +1.7%
1947 61 +1.7%
1948 62 +1.6%
1949 63 +1.6%
1950 64 +1.6%
1951 65 +1.6%
1952 66 +1.5%
1953 67 +1.5%
1954 68 +1.5%
1955 69 +1.5%
1956 70 +1.4%
1957 71 +1.4%
1958 72 +1.4%
1959 73 +1.4%
1960 74 +1.4%
1961 75 +1.4%
1962 76 +1.3%
1963 77 +1.3%
1964 78 +1.3%
1965 79 +1.3%
1966 80 +1.3%
1967 81 +1.2%
1968 82 +1.2%
1969 83 +1.2%
1970 84 +1.2%
1971 85 +1.2%
1972 86 +1.2%
1973 87 +1.2%
1974 88 +1.1%
1975 89 +1.1%
1976 90 +1.1%
1977 91 +1.1%
1978 92 +1.1%
1979 93 +1.1%
1980 94 +1.1%
1981 95 +1.1%
1982 96 +1.1%
1983 97 +1.0%
1984 98 +1.0%
1985 99 +1.0%
1986 100 +1.0%
1987 101 +1.0%
1988 102 +1.0%
1989 103 +1.0%
1990 104 +1.0%
1991 105 +1.0%
1992 106 +1.0%
1993 107 +0.9%
1994 108 +0.9%
1995 109 +0.9%
1996 110 +0.9%
1997 111 +0.9%
1998 112 +0.9%
1999 113 +0.9%
2000 114 +0.9%
2001 115 +0.9%
2002 116 +0.9%
2003 117 +0.9%
2004 118 +0.9%
2005 119 +0.8%
2006 120 +0.8%
2007 121 +0.8%
2008 122 +0.8%
2009 123 +0.8%
2010 124 +0.8%
2011 125 +0.8%
2012 126 +0.8%
2013 127 +0.8%
2014 128 +0.8%
2015 129 +0.8%
2016 130 +0.8%
2017 131 +0.8%
2018 132 +0.8%
2019 133 +0.8%
2020 134 +0.8%
2021 135 +0.7%
2022 136 +0.7%
2023 137 +0.7%
2024 138 +0.7%
2025 139 +0.7%

Averages by decade

DecadeAverage LowestHighest Years
1880s 2 1 3 3
1890s 8.5 4 13 10
1900s 18.5 14 23 10
1910s 28.5 24 33 10
1920s 38.5 34 43 10
1930s 48.5 44 53 10
1940s 58.5 54 63 10
1950s 68.5 64 73 10
1960s 78.5 74 83 10
1970s 88.5 84 93 10
1980s 98.5 94 103 10
1990s 108.5 104 113 10
2000s 118.5 114 123 10
2010s 128.5 124 133 10
2020s 136.5 134 139 6

Countries ranked near New Zealand

  1. 1 Switzerland 177 compare
  2. 2 Australia 168 compare
  3. 4 Iceland 122 compare
  4. 5 United Kingdom of Great Britain and Northern Ireland 107 compare
  5. 6 United States of America 106 compare

See the full ranking of 111 places →

More social development data for New Zealand

All data for New Zealand →

Frequently asked questions

What is age of electoral democracy in New Zealand?
Age of electoral democracy in New Zealand was 139 in 2025, according to Our World in Data.
What is the highest age of electoral democracy recorded in New Zealand?
The highest recorded value was 139 in 2025.
What is the lowest age of electoral democracy recorded in New Zealand?
The lowest recorded value was 1 in 1887.
How does New Zealand rank for age of electoral democracy?
New Zealand ranks 3rd out of 111 countries with data for 2025.
Is age of electoral democracy rising or falling in New Zealand?
Over the last ten years it is up 7.8%. The long-run trend across the full record is volatile.
Where does this New Zealand data come from?
The figures come from Our World in Data, published as part of Age of electoral democracy. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 139 observations, free to reuse under CC BY 4.0 (Our World in Data).

Share, cite or embed this page

Cite this page

Age of electoral democracy in New Zealand. Statizoid, drawing on Our World in Data. Retrieved 27 August 2026, from https://social-development.statizoid.com/stat/age-of-electoral-democracy/new-zealand/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (Our World in Data); please keep the attribution.

<a href="https://social-development.statizoid.com/stat/age-of-electoral-democracy/new-zealand/">Age of electoral democracy in New Zealand</a> — Statizoid

About this data

Indicator
Age of electoral democracy
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
111 places, 5,296 data points, 1849–2025
Last refreshed