ZipRealty: For-sale inventory shrinks

Double-digit annual declines in 19 markets

Inventories of homes for sale declined or were essentially flat from July to August in all 25 markets tracked by real estate brokerage ZipRealty, with 19 markets seeing double-digit declines from a year ago.

Inventories shrank by an average of 2.7 percent from July to August, with declines in 21 markets and little or no change in four others, ZipRealty said, according to multiple listing service data.

From July to August, for-sale inventory in the San Francisco Bay Area declined by 7.6 percent, followed by Orlando …