A stair lift can be one of the most effective ways to keep using every floor of a home safely — but costs vary a lot depending on the staircase. Here’s a realistic starting budget.

Straight Stair Lifts

For a standard straight staircase with no turns, installed costs typically run $3,000–$7,000, based on 2026 national cost data from multiple installers. This is the more affordable and common scenario.

Curved Stair Lifts

If the staircase has turns or landings, the rail has to be custom-fabricated to match, which raises the price significantly — typically $8,000–$20,000 installed, depending on the number of turns and stair length.

What Affects the Price

• Straight vs. curved rail (the single biggest factor)
• Staircase length
• Electrical work needed (most units need a nearby outlet)
• Indoor vs. outdoor installation
• New vs. reconditioned unit — reconditioned lifts can meaningfully lower cost for straight staircases

Ongoing Costs

Budget for annual service checks (roughly $100–$250/year) and occasional part replacement over the unit’s life.

Financial Assistance

Some stair lifts may qualify for coverage or assistance through specific programs, though Medicare typically does not cover them as durable medical equipment. Check with your insurance provider and any state or local aging services programs directly for current eligibility.

Next Steps

See our straight vs. curved stair lift comparison for help deciding which fits your staircase, and get quotes from at least two or three installers before committing.