The Great NorthWest Federal Credit Union is a mortgage from Great NorthWest Federal Credit Union. Loan terms: usually 15 or 30 years. We’re here to help you find your place – whether it’s your first home or your forever one. Our mortgage team walks alongside you every step of the way with honest guidance and local expertise. Schedule an appointment below to speak directly with our friendly, A mortgage is a loan you use to buy a home. You borrow money from a lender and agree to pay it back over time—usually 15 or 30 years—with interest.