More apartments are being rented in Southern Connecticut, which is benefiting multifamily properties in the Fairfield County/New Haven region in several important ways. For New Haven, this means the return of rent growth. In Fairfield County, the added demand for rentals continues to support new development. An improved outlook for both markets has also positively influenced investment activity. In 2017, multifamily operators in the New Haven metropolitan area had one of their best years since the recession, thanks to improvements on multiple fronts. Appeal for apartments has generated the second-highest net absorption level so far this decade. Demand increased in the city itself, where Yale University and Yale New Haven Hospital offer numerous employment opportunities, as well as in the surrounding greater New Haven suburbs. Absorption of rental units surpassed that of deliveries by a multiple of three, facilitating a major drop in vacancy. The metro’s overall vacancy rate at the end of the first quarter was 4.7 percent, 270 basis points below where it was just two years ago. Equally important, healthier demand has also aided rent values. Monthly effective rates started to rise in 2017 after retreating in 2015 and 2016, with rent growth nearing 6 percent year over …