San Bernardino was named the dirtiest city in California and the country, and ranked at the top overall in resident ...

Californian cities rank among the dirtiest in America, with ten cities in the Golden State tying for the worst median air quality in the U.S.,according to the […] ...

LawnStarter reviewed metrics and ranked Stockton among the dirtiest in the U.S., with several California cities making the ...

LawnStarter’s 2025 “ Dirtiest Cities in America ” ranking looked at 20 factors across 303 major U.S. cities, from industrial emissions and roadway pollution to the share of residents unhappy with ...

Well, air quality company House Fresh wondered that about American cities and decided to do a study. If you were to be asked about the dirtiest city in the US, or even the world, it’s likely ...

A new assessment to rank the dirtiest cities in America had a field day with Southern California, which took both first and ...

Houston is the dirtiest city in the United States – that's what one study says, at least. Late last month, LawnStarter released its 2023 rankings of the 150 biggest cities in the U.S. and how ...

2024's dirtiest city in America, according to LawnStarter San Bernardino in California topped the list, followed by Detroit, Michigan.

Despite New York City being America's dirtiest city, it is also one of the happiest, coming 17th in the 2025 Happy City Index, highlighting the city's economic performance, mobility, and innovation.

A recent survey named the "dirtiest" city in the U.S., and earning the top spot this year is none other than Houston, taking the crown from last year's dirtiest, Newark, New Jersey.