During the 2010s, Seattle was the fastest-growing big city in the United States, posting staggering growth rates year after year. While those boom times are likely behind us, the latest numbers show Seattle is still expanding at a moderately strong pace, even if it has cooled off from the previous year. Seattle’s population increased by nearly 11,600, or 1.5%, from July 1, 2024, to July 1, 2025, according to data released Thursday by the U.S. Census Bureau. The city’s population reached a record 784,800, and it remained the 18th-most populous U.S. city. When I wrote about this data last May, I reported that Seattle grew by around 16,800 people and had a growth rate of 2.2% in 2024. But the Census Bureau has now revised those figures downward. The new numbers show an increase of roughly 13,800 and a growth rate of 1.8%. It is routine for the Census Bureau to revise population data one year later. Even with a slower rate than last year, Seattle’s growth remains strong compared to other large northern cities.…