The results showed that the amount of greenhouse gas (GHG) emission from the activities within The Chiang Krua subdistrict municipality office. The activity type 1, emission source was from leakage of refrigerant in air And the burning of fuel arising from mobile sources is diesel and gasoline 91 gasohol. About 73,863.62 kgCO2eq The activity type 2, emission source was from the use of electricity energy about 16,624.67 kgCO2eq and The activity type 3, emission source were from the use of water supply. using paper A4 80 grams and Waste Managemen about 1,028.95 kgCO2eq. The Chiang Krua subdistrict municipality office. Had emitted total carbon footprint by 91,517.24 kgCO2eq, where 95.19% of the greenhouse gas emission were generated by the activity type 1, followed by the activity type 2 and the activity type 3 (4.40% and 0.41% respectively)