The short version
Lak Hok is a northern suburban area anchored by Rangsit University and the Dark Red Line. It is practical for students, staff and households whose work is around Rangsit or Don Mueang. Its broad roads and scattered development make it less attractive to anyone seeking a compact urban neighbourhood.
The station creates a useful connection south to Krung Thep Aphiwat, but the area beyond the platforms is still a road based landscape. Campus life, local food and estate housing provide the everyday structure. Outside those pockets, destinations are dispersed and a motorbike is often the simplest answer.
Verdict
Lak Hok is a location decision, not a character purchase. Choose it if the university, airport side or northern rail corridor is your destination. I would inspect noise, access and the route through the local roads before assuming the station makes the address convenient.