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The Window Guys crew replacing windows on a Minnesota home

Window Replacement in Lakeville, MN

Lakeville is a city of single-family homes built mostly in the 1990s and 2000s, and the first generation of those builder-grade windows is due for replacement.

Owner-run. The owner has personally installed more than 10,000 windows over 24 years in Minnesota. Licensed residential contractor, MN Lic. BC809328. EPA Lead-Safe Certified firm.

Lakeville: nearly nine in ten homes owner-occupied

Lakeville's population roughly doubled in the 1980s, grew another two thirds in the 1990s and nearly three quarters again in the 2000s. The city kept growing at about 30 percent in the 2010s and 24 percent through 2020. The median Lakeville home was built in 1999. Of roughly 26,300 housing units, 23 percent date to the 1990s, 24 percent to the 2000s, 18 percent to the 2010s and 7 percent to 2020 or later, the largest share of brand-new housing of any nearby city we cover. Only about 15 percent of homes predate 1980.

Lakeville is also unusually a city of houses. About 72 percent of its housing is single-family detached and 88 percent is owner-occupied, both higher than any of the neighboring cities we cover. That matters for windows because a detached house has four exposed walls, more openings, and no shared association process. The decisions, and the weather, are all yours.

Twenty years in: what fails first on a 2000s window

A window installed in a Lakeville house in 2002 is now well past 20 years old. Production builders in that era used builder-grade vinyl almost universally, and those units have a predictable life. The first thing to go is usually the insulated glass seal: a haze or fog forms between the panes, sometimes with a visible water line, and no amount of cleaning reaches it. Next come the balances, the spring mechanisms inside a double-hung frame that hold the sash up; when they break the sash drops as soon as you let go. Casement operators wear out and the sash no longer pulls tight. Weatherstripping flattens and cracks, and a draft you can feel at the meeting rail follows.

The 1990s houses, with windows now closer to 30 years old, show all of the same problems further along, plus warped or chalky vinyl on sun-facing walls. The 1980s homes, about 13 percent of Lakeville, often have builder-grade wood windows with rotted sash bottoms instead. Homes from the 1970s and earlier are about one in seven and are handled the same way we handle older stock anywhere: with a close look at the frame and, for anything built before 1978, EPA lead-safe work practices. The Window Guys is an EPA Lead-Safe Certified firm with certified renovators.

Inserts, and when we say no to them

Insert replacement keeps your existing window frame in the wall and fits a new, complete window inside it. Full-frame replacement strips the old frame out to the rough opening and rebuilds frame, sill and trim. Because most Lakeville frames are 1990s or 2000s vinyl or clad wood that is still square and dry, inserts are the right answer for the majority of homes here. The interior trim stays, the job moves quickly, and the exterior gets a fresh aluminum wrap.

We say no to inserts in a few situations: when a wood frame has rotted, when the frame is out of square so a new unit will not seal properly, when water has been getting behind the frame into the wall, or when you want a different size or style of opening. In those cases full-frame is the only honest recommendation, and we will show you why on the in-home visit.

Newer Lakeville homes: what to watch for

A quarter of Lakeville's housing was built in 2010 or later, more than any nearby city we cover, and most of those windows are still doing their job. That does not mean they are maintenance-free. Builder-grade units in new construction can show early seal failure on a wall that takes full afternoon sun, and a sash that sticks or a lock that will not engage is often a sign the unit was never shimmed square in the first place. If you have one or two windows in a newer house behaving that way, have them looked at before the problem spreads to the frame. If the house is fine, we will tell you it is fine. Replacing windows that still work is not something we recommend.

Lakeville permits: we confirm the rule with the city

Most Twin Cities cities require a permit for window replacement; we confirm Lakeville's current rule with the city before work starts. The City of Lakeville's Building Inspections division states that permits are required to construct, enlarge, alter or repair a building, and its list of work exempt from permits does not exempt windows or doors, so we plan on a permit and let the city tell us otherwise. The city's residential permit application names egress windows, re-roofing and re-siding as permit types; like-for-like window replacement is not listed by name, which is exactly why we ask rather than assume. Our office handles the application and any inspection scheduling. You do not need to contact the city yourself.

The drive from East Bethel, and how we schedule it

Lakeville is one of the longest drives on our schedule, about an hour and twenty minutes from our base in East Bethel without traffic, straight down I-35. We schedule Lakeville jobs so the crew arrives with the full day ahead of it, and for a full-frame job with new interior trim we plan two days rather than pushing to finish in one. We work throughout Dakota County as one of the nine counties we serve, whether you are near Lake Marion and Antlers Park, out by Ritter Farm Park, or along Cedar Avenue on the east side.

The Window Guys is owner-run. The owner has installed more than 10,000 windows over 24 years, and ProVia is our main window line, with Andersen and Marvin also available. Exterior aluminum wrapping and interior wood trim (jamb, casing and stops) are done by our crews. Get a real number first with Quick Price, our online pricing tool at build.windowguysmn.com, then book the in-home visit. Minnesota residential contractor license BC809328.

Lakeville window questions we hear most

Do I need a permit to replace windows in Lakeville?

Most Twin Cities cities require a permit for window replacement, and we confirm Lakeville's current rule with the city before work starts. Lakeville's Building Inspections division requires permits to alter or repair a building and does not list windows or doors among exempt work, so we plan on a permit. Our office handles the application and any inspection.

My Lakeville house was built in 2004. Is it too early to replace the windows?

Not if they are showing symptoms. Builder-grade vinyl from 2004 is past 20 years old, which is when seals fail, balances break and sashes stop staying up. One fogged window can be handled alone. Several at once, all the same age from the same builder, usually means the set is at the end of its life, and inserts into the existing sound frames are the normal fix.

Is Lakeville too far for you to service?

No. Lakeville is about an hour and twenty minutes from our base in East Bethel without traffic, and Dakota County is one of the nine counties we serve. We plan Lakeville jobs as full days and schedule full-frame work over two days so nothing is rushed at the end of the afternoon.

Can you replace windows in a Lakeville home in winter?

Yes. We install year-round. In winter we open one window at a time and seal each unit before moving to the next, so the house is never open to the cold for long. A typical Lakeville home with insert replacements takes one day; full-frame jobs with new interior trim take two.

Ready to price your Lakeville windows?

Get a real number online first, then book an in-home visit when you are ready. No pressure and no sales games.

Also serving nearby: Burnsville, Prior Lake, Eagan, Shakopee.