An overview of the general cost of living index for Hermosa Beach, CA is displayed above for your reference. Residents in Hermosa Beach, CA enjoy a cost of living index of 231. This index is 65% higher than the California average, and 131% higher than the national average. The following categories are used when determining the cost of living index for any given city: health care (5%), transportation (9%), utilities (10%), groceries (13%), housing (30%), and goods/services (33%). Clearly, housing and goods/services make up the majority of the formula for calculating the cost of living index. Because of this, the general cost of living for any given area can be estimated by looking at the cost of everyday goods in that area. For those living in Hermosa Beach, CA, the average cost of goods and services is equal to it is in California, and it is 12% higher than the national average.