US Census Bureau headquarters January’s multifamily permitting was up more than 25% over the previous month, according to Census Bureau data. (Photo courtesy of HKS Architects)

WASHINGTON, DC—Amid a general rise in residential construction activity last month, multifamily starts posted especially strong gains, according to federal data released Friday. Apartment starts were up 23.7% in January from the previous month to a seasonally adjusted annual rate of 449,000 units, while single-family starts were up 3.7%. Overall, housing starts rose 9.7% from December to an SAAR of 1.33 million units, data from the Census Bureau and the Department of Housing and Urban Development show.