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Benchmarking San Mateo County, California against all counties


Only San Mateo County, California has both such a high median household income ($93,623) and such a high natural amenities index (8.19).

So, any other county with as high a median household income also has lower natural amenities index. Likewise, any other county with as high a natural amenities index also has lower median household income.

San Mateo County, California has these related standings among all the 3,142 counties:

  • median household income = $93,623 (20th-highest)

  • homicides per 100,000 population = 3.490 (873rd-fewest, tied)

  • violent crimes per 100,000 population = 235.49 (1,272nd-most)

  • natural amenities index = 8.19 (17th-highest)




closest are Santa Clara County, California ($96,310, 5.95), Douglas County, Colorado ($102,964, 5.15), Los Alamos County, New Mexico ($101,934, 3.04), and Morris County, New Jersey ($100,214, 1.30), ending with Putnam County, New York ($96,148, 0.37).

11 counties were ruled out due to missing, unknown, or not-applicable values for natural amenities index.

Taking Action

Insert recommendations for community action or improvement, based on the highlighted measures and their comparative outcomes, and optionally dependent on a specified geography or other attribute.


  1. median household income. Higher values are better. Source is the 2015 Census.
  2. natural amenities index. Higher values are better. The natural amenities index, similar to a score, measures natural, physical, environmental qualities that most people prefer, like warm winter, winter sun, temperate summer, low summer humidity, topographic variation, and water area. The index/score ranges from -6 to +12, where higher is better. Source is Department of Agriculture, 1999.