Until recently, churches responded to growing attendance by building larger facilities. But the faltering economy makes raising large sums for building projects harder to accomplish. And combined with the aversion of younger churchgoers to the bigger-is-better ministry philosophy, these tight-money days are demanding imaginative alternatives. For some churches, the question has become, "Should we build at all?"

"We have told many clients in the last couple years, 'You're not ready to build, because you aren't sure what your ministry is,'" said Ed Bahler of the Aspen Group, a church design firm. "So what once took a few weeks has become a six- to twelve-month process: determining what their vision is and what they really need to do that ministry." The firm now focuses on guiding church leaders through the vision process.

"People ask us what ministry will look like in ten years—with the impact of technology and the desire to attract younger people driving many of the choices they make today," ...