Hilltop is a city in Anoka County, Minnesota, United States. The population was 958 at the 2020 census. The city is a small enclave within the cit…Hilltop is a city in Anoka County, Minnesota, United States. The population was 958 at the 2020 census. The city is a small enclave within the city of Columbia Heights and consists of 16 city blocks. Minnesota State Highway 65 serves as a main route, running on the town's eastern edge.