Most homes without air conditioning (total), US counties
US counties ranked by the estimated number of occupied homes with no air conditioning in 2023, from the Census Bureau's experimental Local Air Conditioning Estimates (LACE), a model combining the American Housing Survey and American Community Survey (experimental, modeled data). Los Angeles County, California leads at 701,788. 3,144 counties qualify in total. California carries 14 of the top 25 entries.
UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which county has the highest homes without air conditioning (count)?
Los Angeles County, California ranks #1 with 701,788 (2023 American Community Survey).
What are the top 5 counties by homes without air conditioning (count)?
Los Angeles County, California, King County, Washington, San Diego County, California, Alameda County, California, Orange County, California.
How many counties are in this ranking?
3,144 counties qualify after filtering for population minimums and data availability. The ranking covers 2023 ACS 5-year data.
How is homes without air conditioning (count) measured?
Estimated number of occupied homes with no air conditioning, from the Census Bureau's experimental 2023 Local Air Conditioning Estimates. The raw-count companion to the no-air-conditioning share. Source: US Census Bureau, American Community Survey 5-year estimates (2023).