Along with the establishment of Ha Tinh province in 1831, the space of Ha Tinh provincial capital was gradually formed. Experiencing many historical upheavals, the provincial capital of Ha Tinh province has many changes from function, geographical space to infrastructure, population size, socio-economic development speed. The article focuses on restoring the spatial variation of Ha Tinh urban area from 1831 to 2019, thereby pointing out the role of Ha Tinh provincial capital in Ha Tinh province in different aspects.