Across the service area, roughly 24,336 households and 13,385 owner-occupied houses sit in that same 1971-2004 build window, and median household income runs around $58,330. That's the backdrop for most of the jobs we price: homeowners replacing original hardware on a house that's been theirs for decades, not renovating from scratch.
What you're actually paying for breaks into three things - the part itself (a spring is a different cost than a full insulated steel door), the labor to diagnose and install it correctly, and, depending on where your house sits in that build range, whether the existing track and opener can be reused or need replacing alongside the door.
The climate here is cold moderate, which matters more than people expect. A door that's just steel with no insulation lets the garage swing with outside temperature, which stresses the opener and the seals faster than in a milder climate. If you're pricing a replacement anyway, an insulated panel costs more up front but it's the right call for a door that's going to sit through another winter here.
We don't price sight-unseen over the phone beyond a rough range - torsion springs, cable runs, and panel sizes vary enough house to house that a real number needs a look at the door.