Rental Vacancy Rate for Delaware was 5.60% in January of 2025, according to the United States Federal Reserve. Historically, Rental Vacancy Rate for Delaware reached a record high of 15.00 in January of 2007 and a record low of 3.50 in January of 2022. Trading Economics provides the current actual value, an historical data chart and related indicators for Rental Vacancy Rate for Delaware - last updated from the United States Federal Reserve on May of 2026.