Steilacoom, WA
Window Replacement in Steilacoom, WA
Pierce County assessor records put the median Steilacoom single-family home at 1974, which means a typical house here is now roughly half a century old. Unless an earlier owner has already swapped them out, many of those homes still rely on the aluminum or early vinyl windows they were built with. In the South Sound, where rain is heavier than in the central Sound, those frames spend months each year holding back cold, wet air, and that is where most window problems in town begin.

Windows in Steilacoom homes today
The assessor counts 2,926 single-family homes in Steilacoom, and their ages tell you a lot about the glass in them:
- 1950 to 1979 (52%): the largest group by far. Windows from this period are usually aluminum frames or early vinyl. Aluminum conducts cold straight to the room side, which is why these frames feel icy in January.
- 1980 to 1999 (24%): first-generation vinyl windows are common. After decades in service, the seals on insulated glass are often the first thing to go.
- Before 1950 (9%): a small share of older homes that may still have single-pane or early windows.
- 2000 and later (15%): builder-grade windows that are starting to reach the age where homeowners weigh an upgrade.
Census figures tell a similar story, with a median build year of 1978. House shape matters for the install too. Assessor data shows 42% of Steilacoom homes have two or more stories, so a full replacement often means upper-floor openings, and the median home is about 1,756 square feet, which usually adds up to a sizable window count across two levels.
Heating costs, comfort and efficiency in Steilacoom
Most Steilacoom homes run on electric heat. Census data shows about 60% of households heat with electricity, 36% with gas and 1% with propane. Electricity in town comes from the Town of Steilacoom utility rather than a regional provider.
That heating mix shapes the case for new windows. Electric heat can be a costly way to warm a house, so tighter windows tend to pay back faster here: less of the warmth you pay for slips out through old frames and thin glass. Swapping drafty aluminum units for insulated vinyl also evens out the cold spots near windows, so the rooms along exterior walls stay usable through the winter.
We don’t have current rebate details for the Town of Steilacoom utility. Before you start, it is worth calling the utility to ask whether it runs any programs for window upgrades.
Ownership patterns point the same way. About 63% of homes in town are owner-occupied, and long-term owners are the ones most likely to see the full return on an exterior upgrade like this one. If you plan to stay in your home for years, the comfort and heating benefits add up over every winter you spend there.
Choosing replacement windows for Steilacoom
We install Preservation 9000 vinyl replacement windows, and as the exclusive provider of that line in Washington, we can fit it to nearly any opening. A few choices come up again and again in Steilacoom:
- Keep the character of older streets. Steilacoom is the oldest incorporated town in Washington and has a historic district. If your home sits in or near it, double-hung windows with profiles that match the originals help keep the street’s look intact, and we confirm which approvals apply before placing the order.
- Frame the water or the trees. Assessor records note a view at 21% of Steilacoom homes. A large picture window, or a bay or bow unit that projects out from the wall, gives that view more glass and fewer frames.
- Plan the upper floor. For two-story homes, sliders and casements are practical upstairs, especially where eaves sit close to the window head.
- Add airflow where you need it. Casement, awning and hopper windows open easily over a kitchen sink or in a bathroom.
Median home values in Steilacoom are about $655,000, roughly 23% above the Pierce County median, and many owners choose to match the window style closely to the house rather than settle for the plainest option. Garden windows and custom shapes are also available.
Signs your windows need replacing
Window trouble in Steilacoom tends to follow the age of the house, and the wet season makes it easier to spot:
- Water beading on aluminum frames. On cold mornings, older aluminum frames collect condensation that drips onto sills and walls.
- Fog trapped between the panes. Insulated glass from the 1980s and 1990s often loses its seal, and a haze forms that no amount of cleaning removes.
- Soft or dark wood at the sill. Long, wet South Sound winters keep wood sills and trim damp, and rot often starts where water sits below the glass.
- Sashes that stick or won’t lock. Worn tracks and warped frames make windows hard to open and leave gaps that let drafts in.
If you see two or more of these, a replacement usually makes more sense than another round of repairs.
Get a free window consultation in Steilacoom
Schedule a free in-home consultation and we will measure your windows, talk through styles and review options with you. Call our Tacoma office at 253-777-0866 or contact us online. We offer financing through our financing page and discounts for seniors, active military, veterans and first responders. You can also explore our Steilacoom home exterior services.
Steilacoom window replacement FAQ
Does the Town of Steilacoom utility offer rebates on replacement windows?
We can't confirm a current rebate, so the best step is to ask the Town of Steilacoom utility directly about any programs it runs. It's worth the call: about 60% of Steilacoom homes heat with electricity, and that utility supplies the power. Whatever you learn, we can plan your Preservation 9000 window order around it during your free in-home consultation.
Which windows should I replace first in a Steilacoom home built between 1950 and 1979?
Start with the original aluminum or single-pane units in the rooms you heat and use most, then work outward. Pierce County assessor records show 52% of the town's single-family homes date from 1950 to 1979, so this is a common question here. Bedrooms with sweating frames and living areas with drafts are usually first, with less-used rooms phased in later.
Do I need approval to replace windows in Steilacoom's historic district?
It depends on your address, and we confirm the requirements for your property before placing an order. Steilacoom is the oldest incorporated town in Washington and has a historic district, and the Town of Steilacoom is the local permit authority. For homes in or near that district, we start with double-hung Preservation 9000 profiles that follow the lines of the original sash.
Can you replace windows on the second floor of my Steilacoom house?
Yes, upper-floor replacement is routine work for our crews. For upper levels we often suggest sliders or casements because they fit well under tight eaves and are easy to operate. During your consultation we measure every opening, including the hard-to-reach ones, so each Preservation 9000 unit is made to size.