Greater Des Moines communities issued building permits for projects that would add 478 residential housing units to the market in July, a 55 percent increase from July 2012, according to the Home Builders Association of Greater Des Moines. 

Permits for 240 single-family houses, 91 townhouses and 147 apartments were issued in July, compared with 188 single-family dwellings, 56 townhouses and 64 apartments in July 2012.

Ankeny has produced the top numbers year to date, issuing permits for 327 houses, 72 townhouses and 212 apartments. West Des Moines issued permits for 137 houses, 122 townhouses and 127 apartments.

Also of note, Urbandale has issued permits for 170 single-family houses, and Des Moines has issued permits for 236 apartment units.

West Des Moines led the way in permits issued in July, authorizing construction of 27 houses, 28 townhouses and 127 apartments units.