Makrognosis

CPI All-items — Ontario (2002=100)

MonthlyNot seasonally adjustedCode CA-ON.CPI.M.NSA

Latest (y/y)2.5%September 2026
Previous (y/y)2.4%August 2026
Level170.3September 2026

CPI All-items — Ontario (2002=100) was up 2.5% year on year in September 2026, compared with 2.4% in August 2026.

The level stood at 170.3 (index (2002=100)).

Over the past ten years it has ranged from −0.4% (May 2020) to 7.9% (Jun 2022), averaging 2.7%.

CPI All-items — Ontario (2002=100), annual % change, Sep 1979 – Sep 2026−5%0%5%10%15%19801990200020102020Robomacro
CPI All-items — Ontario (2002=100), annual % change, Sep 1979 – Sep 2026. Source: Statistics Canada.
CPI All-items — Ontario (2002=100), level (index (2002=100))05010015019801990200020102020Robomacro
CPI All-items — Ontario (2002=100), level (index (2002=100)).

Showing the full history (downsampled for display). Open the interactive chart to zoom and switch transforms.

Recent data

PeriodValueY/Y %
September 2026170.32.5
August 2026170.02.4
July 2026169.92.0
June 2026169.32.0
May 2026170.22.6
April 2026168.82.4
March 2026168.21.9
February 2026166.71.3
January 2026165.92.0
December 2025166.12.1
November 2025166.61.9
October 2025166.41.8
September 2025166.12.0
August 2025166.01.7
July 2025166.51.6
June 2025166.01.8
May 2025165.91.7
April 2025164.81.6
March 2025165.12.3
February 2025164.62.7
January 2025162.61.7
December 2024162.71.7
November 2024163.51.8
October 2024163.52.0

Last 24 observations. The full history (577 observations) is available through the API.

Get CPI All-items — Ontario (2002=100) in your code or spreadsheet

One guessable code, agency-direct, updated on release. Free tier available.

curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/CA-ON.CPI.M.NSA"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/CA-ON.CPI.M.NSA",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
Get a free API key → · API docs

About this series

Latest observationSeptember 2026
First observationSeptember 1978
Observations577
FrequencyMonthly
Unitsindex (2002=100)
AdjustmentNot seasonally adjusted
10-year high7.9% (Jun 2022)
10-year low−0.4% (May 2020)
10-year average2.7%
Source agencyStatistics Canada
Makrognosis codeCA-ON.CPI.M.NSA

This series is a labelled reference series (an official figure republished by an aggregator) rather than a first print from the agency itself.

Other Canada indicators

Unemployment Rate — OntarioEmployment — Ontario

National figure

Canada Inflation Rate (CPI)

FAQ

Where does this data come from?
It is collected directly from Statistics Canada and is available through the Makrognosis API under the code CA-ON.CPI.M.NSA.

Last updated 2026-11-04. Source: Statistics Canada. Original title: “CPI All-items — Ontario (2002=100)”.