The number of Americans who signed contracts to buy previously owned homes rose in December for the first time in four months, signaling that slumping prices may be boosting demand.

The index of pending home resales climbed 6.3%, to 87.7, the first increase since August, from a revised 82.5 in November, the National Association of Realtors said Tuesday. Pending sales rose in two of four regions.

Subscribe Now

Access to authoritative analysis and perspective and our data-driven report series.

14-Day Free Trial

No credit card required. Complete access to articles, breaking news and industry data.