According to NPR, Del Webb, the man behind Sun City, Arizona - the first planned neighborhood aimed at active living seniors - was worried that no one would be interested in his project.
However, the news source reports that nearly 100,000 attended an open house for the retirement living community in 1960, and 1,300 of those people bought a home there.
Fifty years ago the idea of an active retirement wasn't as common, but today's aging baby boomer population strives to live a more busy and fulfilling lifestyle.
Sun City Festival, an updated version of the original community, is now in the process of being built. The homes are projected to cost approximately $180,000 each.
AllBusiness.com has reported that seniors nearing retirement age in the U.S. these days seem to have higher standards for where they spend their golden years than they did in past.
New facilities are likely to feature concierge services, chauffeurs and homes with luxury fittings like granite counter tops.