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Inflation rate (annual CPI change): NZ data and downloads

Annual inflation rate (CPI, all groups) was 4.1% in Jun 2026 qtr, up from 2.7% a year earlier.

Updated

Source: Stats NZ Tatauranga Aotearoa; NZ in Numbers calculation. Last retrieved 10 October 2026.

Inflation rate (annual CPI change)
Inflation rate (annual CPI change). Annual inflation rate (CPI, all groups), Sep 1916 qtr to Jun 2026 qtr, latest 4.1%.-20%-10%0%10%20%Sep 1916 qtr: 7.9%Sep 1918 qtr: 12.3%Sep 1920 qtr: 15.4%Sep 1921 qtr: −1.8%Mar 1922 qtr: −11.1%Mar 1923 qtr: −4.8%Mar 1924 qtr: 3.2%1916193919571974199220092026
Show the figures
PeriodAnnual inflation rate (CPI, all groups) (%)
Jun 2026 qtr4.1%
Mar 2026 qtr3.1%
Dec 2025 qtr3.1%
Sep 2025 qtr3.0%
Jun 2025 qtr2.7%
Mar 2025 qtr2.5%
Dec 2024 qtr2.2%
Sep 2024 qtr2.2%
Jun 2024 qtr3.3%
Mar 2024 qtr4.0%
Dec 2023 qtr4.7%
Sep 2023 qtr5.6%
Jun 2023 qtr6.0%
Mar 2023 qtr6.7%
Dec 2022 qtr7.2%
Sep 2022 qtr7.2%
Jun 2022 qtr7.3%
Mar 2022 qtr6.9%
Dec 2021 qtr5.9%
Sep 2021 qtr4.9%
Full data: inflation rate
June 2026 quarterAnnual inflation rate (CPI, all groups) 4.1%
Inflation rate (annual CPI change). Annual inflation rate (CPI, all groups): 4.1% in Jun 2026 qtr.

Lines break at accounting-basis changes and missing periods. Source: Stats NZ Tatauranga Aotearoa; NZ in Numbers calculation.

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Inflation rate (annual CPI change): NZ data and downloads: definitions

The annual inflation rate: the percentage change in the consumers price index (CPI) from the same quarter a year earlier. This is the headline inflation measure reported by Stats NZ and targeted by the Reserve Bank (1–3%).

Inflation rate (annual CPI change): NZ data and downloads: comparison limits

These affect how the figures can be compared.

  • Measures average price change for households; costs for renters, mortgage holders, retirees or low-income households differ.
  • Quarterly from 1915; earlier quarters are missing in the source for some years.

Inflation rate (annual CPI change): NZ data and downloads: data by period

The latest ten periods for up to the first six series. Downloads contain every published observation.

PeriodAnnual inflation rate (CPI, all groups)
Jun 2026 qtr4.1%
Mar 2026 qtr3.1%
Dec 2025 qtr3.1%
Sep 2025 qtr3.0%
Jun 2025 qtr2.7%
Mar 2025 qtr2.5%
Dec 2024 qtr2.2%
Sep 2024 qtr2.2%
Jun 2024 qtr3.3%
Mar 2024 qtr4.0%

Inflation rate (annual CPI change): NZ data and downloads: questions for your AI

Download the file, attach it in the assistant you use, then paste the prompt. Whatever it tells you is its reading of the data, not ours.

  1. 1Download inflation-rate.csv
  2. 2Attach it in ChatGPT, Claude, Gemini or another assistant
  3. 3
    Paste this prompt

    The attached CSV is Inflation rate (annual CPI change) (inflation-rate), from Stats NZ Tatauranga Aotearoa; NZ in Numbers calculation, NZ in Numbers calculation. Describe how each measure has changed, naming its unit and period. Treat changes in basis and missing periods as breaks. Distinguish observation from explanation. Limitations: Measures average price change for households; costs for renters, mortgage holders, retirees or low-income households differ. Quarterly from 1915; earlier quarters are missing in the source for some years.. Do not infer causation from changes during government terms.

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Inflation rate (annual CPI change): NZ data and downloads: sources

The source publication, licence and snapshot used to build this page.

Calculated by NZ in Numbers from Stats NZ Tatauranga Aotearoa, Consumers price index (quarterly).

Organisation
Stats NZ Tatauranga Aotearoa; NZ in Numbers calculation, NZ in Numbers calculation
Licence
Creative Commons Attribution 4.0 International (CC BY 4.0). Calculated by NZ in Numbers from the source datasets listed; please also credit those sources.
Snapshot
SHA256
e76af5a959d9658c742e762e2401e74f87cb349c9691e3b3fd31d8af88e753af
Retrieved
10 October 2026
Formula
Annual inflation (%) = (CPI this quarter ÷ CPI same quarter last year − 1) × 100
Inputs
  • consumers-price-index, CPIQ.SE9A. Source: Stats NZ Tatauranga Aotearoa, Consumers price index (quarterly). Content hash: 1fafdea586b393055f4b864fcac323d1a4e37979d7302156a5962f95b50bc886.