BALTIMORE—While the overall downtown Baltimoreoffice market has improved from recessionary vacancy levels, a fewsections of the downtown, particularly along Charles and Baltimorestreets, are suffering from high vacancies and low tenantdemand.

According to a report presented to the BaltimoreDevelopment Corp. on Thursday by brokerage firmJLL, vacancy rates are at about 17.8% overall inthe downtown district, down from the 2010 peak of 20.8%. Along theprime Pratt Street corridor, vacancy has hit a five-year low of14.9%, according to the Baltimore Sun.

Things are much different along Charles and Baltimore streetshowever, according to the JLL presentation, where vacancy rates areat approximately 25%. On Charles Street, it took an average of 70months to fill empty space last year, up from 53 months in 2009. OnBaltimore Street the average months on market increased from 26months in 2009 to 52 months in 2013.