Orange County Window Replacement
Window Replacement in Santa Ana, CA
Santa Ana has some of Orange County's oldest residential housing stock, with many homes built between 1940 and 1965. This era's original steel or aluminum single-pane windows are now 60–80 years old — well past any reasonable service life. Homeowners in Santa Ana often find that their windows no longer seal, lock, or operate as designed.
Tesla Windows serves Santa Ana homeowners with triple-pane, ENERGY STAR® certified vinyl windows — installed in a single day, with a 25-year transferable warranty.
4.9★
3,200+ verified reviews
12,000+
OC homes served
1-Day
installation
25-Year
transferable warranty
HOA & Permit Note for Santa Ana
Santa Ana is primarily non-HOA. City of Santa Ana building permits are the primary approval step for most window replacements.
Window Types Available in Santa Ana
All windows are triple-pane, low-E coated, argon-filled, and ENERGY STAR® certified. Starting prices per unit.
Double Hung
$219/unitBoth sashes tilt in for cleaning. Most popular choice for Orange County homes.
U-Factor: 0.17
Sliding
$259/unitHorizontal operation with lift-out sash. Great for wide openings.
U-Factor: 0.18
Picture
$249/unitFixed glass, best U-Factor available. Unobstructed views with zero air leakage.
U-Factor: 0.13
Awning
$269/unitTop-hinged, opens outward. Ventilates in rain — popular in coastal OC.
U-Factor: 0.16
Casement
$289/unitCrank-operated with compression seal. Excellent energy performance.
U-Factor: 0.15
Bay & Bow
$1,850/unitExtends outward for panoramic views. Premium architectural option.
U-Factor: 0.19
How Window Replacement Works in Santa Ana
Free 60-Second Online Estimate
Get a ballpark range instantly — no contact info required. Understand your approximate cost before committing to anything.
Free In-Home Measurement
Our specialist comes to your Santa Ana home (30–45 minutes). They measure every opening, walk you through your options, and give you an exact written quote on the spot. No pressure.
1-Day Professional Installation
Our crew arrives in the morning and installs all your windows in a single day. We handle all preparation, installation, and cleanup — including haul-away of every old window.
Frequently Asked Questions — Santa Ana Window Replacement
My Santa Ana home has original 1950s metal windows. Can those be replaced?
Yes. We replace original steel and aluminum single-pane windows regularly in older OC neighborhoods. Our crew handles framing adjustments as needed when the old frames have deteriorated or when the new vinyl units require slight opening modifications.
Are there financing options for window replacement in Santa Ana?
Yes. We offer GreenSky financing with 12-month same-as-cash and low-monthly-payment plans. A full home window replacement can often be financed at $80–$150/month with no money down.
How much could I save on energy bills with new windows in Santa Ana?
The U.S. Department of Energy estimates average savings of $420/year for Southern California homes replacing old single-pane windows with modern triple-pane units. Santa Ana's warm summers make cooling cost savings especially significant.
Spring Sale — Ends May 31
Ready for a Free Estimate in Santa Ana?
Our specialist measures every opening and gives you an exact written quote before leaving. Lock in 10% off installation labor before May 31.