Kachemak is north east of Homer, Alaska, a larger city. It is on the north side of Kachemak Bay, in south-central Alaska. The city covers a total of 1.67 square miles (4.3 km2) of land. The city limits do not include any water.[2] The city has only one road: East End Road.
In 2020, there were 576 people living in Kachemak. These people were mostly Caucasian (white), along with a few Asians, and Native Americanss.[3] There were 282 males and 294 females living there then. About one-sixth of the population (17.9%) was under eighteen years old.[5]