Houses in a row.
  • Homeowners' equity is the highest it's been in 25 years, which could provide a cushion as consumer savings dwindle. 
  • Wells Fargo economists say that huge price appreciation means homeowners have a lifeline they can tap. 
  • Soaring home prices looks like an "underappreciated tailwind" for consumers, they said.

Decades of rising home values have created an expensive and competitive housing market — but that may be exactly what's keeps consumers afloat as household savings dwindle and borrowing costs climb.