Arlington received its ranking because of its "high-quality public schools, low crime rate, abundant nightlife options and walkability."
ARLnow.com says Niche ranked the county's school system as the top option in the state last year. The review service also said Arlington was among the best suburbs in the nation. Niche also said the county has one of the best public schools systems in the U.S.
In this year's rankings, Arlington beat out Ann Arbor, Michigan, which placed in second. The top five cities on the list include Berkeley, California, The Woodlands, Texas, and Plano, Texas.
The last time Arlington received Niche's top spot was in 2016.