Window Cleaning Guide

How Much Does Window Cleaning Cost in St. George, UT?

The seven things that move a window cleaning quote up or down in St. George, and what to have ready so the number you get is the number you pay.

Updated September 22, 2026 7 min read By Imperial Window Cleaning & Services
Two-story entry window wall in a St. George home, the kind of upper-story glass that affects access and quoting

The short answer

There is no single price for window cleaning in St. George, and any company that gives you one over the phone is guessing at your house. What a clean costs comes down to how many windows you have, how big they are, which sides you want done, how hard they are to reach, and what shape the glass is in when we get there.

That is not a dodge — it is the reason two homes on the same street can be quoted differently. A single-story home with twelve standard windows and a two-story home with a great-room window wall are different jobs, even though both are "a window cleaning."

What we can tell you for free: the actual number for your home. We look at the windows, tell you what we would do, and put it in writing. You do not need to be home for us to look at the outside.

What actually moves the price

1. How many windows, and how big

The obvious one, but size matters more than people expect. A picture window over a staircase is one window on a count sheet and closer to four on a time sheet. Divided-light windows — the ones with grids splitting the pane into smaller panes — take longer again, because every pane is cleaned individually.

2. Inside, outside, or both

Exterior-only is the quickest option, and plenty of St. George homeowners book it that way between deeper cleans. Interior work adds time: we are moving through rooms with shoe covers on and drop cloths down, working around furniture and blinds. Doing both at once usually costs less than booking them as two separate visits.

3. How we reach the glass

Access is the factor most people forget and the one that moves a quote the most. Ground-floor windows over a flat lawn are fast. Second-story glass above a rock bed, a sloped yard, or a pool deck takes setup, and sometimes different equipment. We bring water-fed poles and ladders and we are insured for that work, so there is nothing for you to arrange — but it is honest time on the job and it shows up in the number.

Imperial crew member using a water-fed pole to reach upper-story glass on a Southern Utah home
Upper-story glass is priced on how long it takes to reach safely, not on a surcharge for having a second floor.

4. What condition the glass is in

A home on a quarterly rhythm cleans up faster than one that has not been touched in three years. Baked-on red dust, sprinkler overspray and mineral spotting all need more than a wash, and a first deep clean on a neglected property is usually the most expensive visit you will ever have from us. It gets cheaper from there.

5. Screens, tracks and frames

These are included in a standard clean with us rather than priced as extras — which is worth knowing when you are comparing quotes, because it is a common place for a cheap-looking number to be cheap. Fine red grit collects in tracks until windows stop sliding properly, and a dusty screen will undo a clean pane in a week. Here is what a professional clean should cover , item by item.

6. Hard-water and mineral spotting

Treatment for mineral spotting is real work with its own products and its own time, so it is quoted as its own line rather than hidden in the base price. Not every window needs it, and on some glass it will not fully work — more on that below.

7. How often you have it done

One-time cleans and recurring plans are priced differently. Plans carry member pricing, and because the glass never gets the chance to get bad, each visit is less work.

The seven factors at a glance

Factor What pushes it up What keeps it down
Window count & size Great-room walls, tall entries, divided-light grids Standard single panes, fewer openings
Sides cleaned Interior and exterior in one visit Exterior only
Access Second story, rock beds, slopes, pool decks, tight side yards Ground floor with clear, level footing
Condition Years of buildup, heavy overspray, construction residue Cleaned within the last few months
Details Heavily silted tracks, screens needing removal and washing Recently serviced frames, tracks and screens
Mineral spotting Glass that needs treatment, not just washing Glass the sprinklers never reach
Frequency One-off clean after a long gap Quarterly or twice-yearly plan with member pricing

Why hard water changes the number here

St. George has some of the hardest culinary water in Utah, and most homes run sprinklers through a long, hot summer. Overspray dries on the glass and leaves minerals behind. In our experience across the valley, visible spotting is usually back within eight to twelve weeks of a clean.

That matters for price in two ways. Fresh spotting clears with treatment and is a known, quotable piece of work. Spotting that has been sitting for years can etch the glass itself, and etched glass will not come all the way back no matter what anyone charges you. Telling those two apart takes about two minutes , and we will tell you which one you have before we take your money for a treatment that cannot fix it.

One-time versus a recurring plan

If you only ever book one clean a year, you are paying a little for glass and a lot for catch-up. Most of our St. George clients settle into a quarterly rhythm because it costs less per visit and the mineral never gets a chance to bond to the glass in the first place.

  • Monthly — usually homes right on a golf course or in construction-heavy neighborhoods, where the dust is relentless.
  • Quarterly — where most St. George homes land, and what we recommend most often.
  • Twice a year — sensible for homes with less sun and sprinkler exposure, or for owners who want the glass right before the holidays and again after monsoon season.

Plans have member pricing, priority scheduling, and no long-term lock-in. Ask about it when you request a quote and we will tell you which cadence actually suits your glass rather than the one that bills the most.

How to get an accurate quote fast

The more of this you can tell us up front, the tighter and faster the number comes back:

  1. Roughly how many windows, and whether any are two-story or over a staircase.
  2. Whether you want interior, exterior, or both.
  3. Anything awkward to get to — a pool deck, steep landscaping, a locked side gate, a dog.
  4. Whether you are fighting dust, sprinkler overspray, or mineral spotting.
  5. When the windows were last cleaned, even approximately.
  6. Whether you want a one-time clean or want to hear about a plan.

Send that through the quote form or over the phone at 435-233-2398 and we will come back with a real figure.

What should be included in the price

When you compare quotes — ours or anyone's — check that the number covers the whole window and not just the pane. A clean from Imperial Window Cleaning & Services includes:

  • The glass, interior, exterior, or both, whichever you booked.
  • Frames, tracks and screens, where most of the red dust actually lives.
  • An honest read on mineral spotting — whether treatment will help, and whether the glass is etched.
  • The 48-hour free re-clean. Spot a streak or a missed pane within two days of qualifying window-cleaning work and we come back and fix it at no charge.
  • Eco-friendly, pet-safe solutions and a crew that shows up in the window we promised, with shoe covers on.

If a quote is dramatically cheaper than the others, it is usually the frames, tracks and screens that are missing from it. Worth asking before you book.

Common questions

How much does window cleaning cost in St. George?

It depends on the windows, not on a flat rate. Count, size, which sides you want done, how reachable the glass is, and what condition it is in all move the number. We look at your home and give you a real figure, and the quote is free.

Do you charge extra to clean screens, tracks and frames?

No. Frames, tracks and screens are part of a standard clean rather than an add-on. Your quote lists exactly what is included.

Is a quote free, and do I have to be home for it?

The quote is free. You do not need to be home for us to look at the exterior or to price the job. Interior work just needs access on the day.

Does hard-water treatment cost more than a standard clean?

Mineral treatment is more work than a wash, so it is priced as its own line rather than folded into the base clean. We tell you whether your glass needs it, and whether it will help, before we start.

Is a recurring plan cheaper than booking one clean at a time?

Per visit, yes. Maintenance plans have member pricing and you can run monthly, quarterly or twice a year. In this dust and hard water, most St. George homes land on quarterly.

Will a two-story home cost more than a single-story one?

Usually, because reaching the glass takes longer and needs different equipment. Tall entry windows and second-story great rooms are routine for us — we bring water-fed poles and ladders, so there is nothing for you to rent.

Keep Reading
Hard Water Spots or Etched Glass?
Sliding glass patio door hazed with hard-water spots and red-rock dust, mountains visible behind it
Hard Water

Hard Water Spots or Etched Glass?

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