The number of new residential building permits was up 1.4% compared with March 2014, the data also showed.
Residential constructions in rural areas made up for 62.3% of the new permits issued in March 2015.
New permits for non-residential buildings, including administrative structures, were at 630 units, from 496 units in February.
In the first quarter, Romanian authorities issued 7,176 housing permits, up 3% from the same period of 2014.