Guaranteed Income Supplement (GIS) Estimator

    Estimate your GIS supplement if you receive Old Age Security.

    12

    1 = Single/Widowed, 2 = Married/Common-law

    $
    $0$50,000

    Income from all sources except OAS

    01

    0 = No, 1 = Yes (affects benefit amount)

    01

    0 = Partial OAS, 1 = Full OAS

    Estimated Monthly GIS

    $930.57

    Estimated Annual GIS

    $11,166.8

    Est. Total (OAS + GIS)

    $1,693.07

    Maximum GIS (Your Category)

    $1,138.9

    Monthly Income Reduction

    $208.33

    Benefit Level

    78.07%

    Estimated Annual GIS$11,166.8
    Est. Total (OAS + GIS)$1,693.07
    Maximum GIS (Your Category)$1,138.9
    Monthly Income Reduction$208.33
    Benefit Level78.07%

    Amounts for October to December 2026, checked October 19, 2026. Source: Canada.ca

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    Rate source: Service Canada - GIS maximums, October to December 2026
    Data from Official Sources:CRA