The Milken Institute again lists Northwest Arkansas, home of Siloam Springs, to its Top 25 Best-Performing Cities, releasing a report that showed the strength of the region's economy compared to all the nation's metropolitan statistical areas. Northwest Arkansas (the Fayetteville-Springdale-Rogers MSA) moved up two spots and now sits at No. 7 in the annual ranking. The ranking is based on each large metropolitan area’s job growth, wage growth, high-tech job growth and high-tech wage growth.

Northwest Arkansas is home to nearly 600,000 people, with Benton and Washington counties in particular experiencing an average population growth of at least 4.9 percent; Siloam Springs is located in Benton County.

Real metropolitan gross domestic product (GDP) in the Northwest Arkansas region increased by 12.3% between 2019 and 2021, bringing the GDP to $28 billion. The region’s five-year average annual growth rate from 2016 to 2021 was 4.7%, about 2.6% higher than that of the nation and 2.9% higher than the average growth rate in the state of Arkansas..

Northwest Arkansas business establishment growth from 2020 to 2022 was 6.6%. The five-year change in the number of establishments from 13,033 in 2017 to 15,050 in 2022 represents an annual increase of 2.9%.

The Northwest Arkansas Council maintains a library of data downloads for the entire metro area.