Earthquakes that frequently occur in Turkey may cause structural damage in structures, and/or existing structures cannot provide the new earthquake code requirements. This matter requires us to check the static suitability of existing structures and strengthen them when necessary. In this article, a comparative evaluation of two different strengthening projects, which are considered to be implemented in Kalaycılar primary school in Yenice district of Karabük province, according to 2007 and 2019 Turkish earthquake regulations, is made. For this purpose, the survey projects of the said school building were first prepared, and laboratory experiments were carried out according to the level of comprehensive knowledge. Then, according to the findings obtained from the laboratory experiments, the performance analyses of the school building in question were made according to the 2007 and 2019 Turkish earthquake regulations. According to carried out the performance analyses, two different strengthening projects prepared for the school building have presented some results and suggestions by comparing the 2007 and 2019 Turkish earthquake regulations.