
Stillwater Insulation is a licensed insulation contractor serving Sapulpa, OK with spray foam, attic insulation, and crawl space services built for the older homes and brick bungalows throughout Creek County. We respond to every inquiry within 1 business day.

Spray foam insulation is the most effective solution for Sapulpa homes where decades of settling, irregular framing, and drafty crawl spaces have made other insulation types fall short. In Sapulpa brick bungalows from the 1920s and 1930s, closed-cell spray foam on rim joists and crawl space walls creates a moisture barrier that fiberglass batts simply cannot match.
Sapulpa attics in homes built before 1980 often have original fiberglass batts that have compressed or settled over the decades, leaving them well below the R-49 to R-60 level recommended for this climate zone. Adding blown-in insulation on top of what is already there is one of the fastest payback improvements a Sapulpa homeowner can make before Oklahoma summer arrives.
Sapulpa sits on clay-heavy soil that holds moisture through wet seasons and pushes it upward into crawl spaces below older homes. Insulating and sealing that crawl space protects floor joists from wood rot and keeps first-floor rooms noticeably warmer in the Creek County winters without letting soil humidity climb into the living space above.
Older Sapulpa homes - particularly the brick bungalows and craftsman homes near the Route 66 corridor - were built before air sealing was a standard practice. Gaps at top plates, around plumbing penetrations, and at rim joists let Oklahoma wind drive cold air straight into the living space. Air sealing those points before adding insulation is what turns a modest upgrade into a real comfort improvement.
Sapulpa has a large share of occupied homes built in the 1940s, 1950s, and 1960s where adding insulation after the fact - without a full renovation - is exactly what is needed. Retrofit insulation techniques let us improve the thermal performance of these homes by working around existing walls, wiring, and framing rather than tearing anything out.
A large share of Sapulpa homes were built before 1960, during the oil and glass manufacturing boom that put the city on the map. Those homes - the brick bungalows and craftsman houses near downtown and along the Route 66 corridor - were built with the materials and standards of their era. That means wall cavities with minimal insulation, no air sealing, and crawl spaces that were never designed to stay dry. Decades of Oklahoma freeze-thaw cycles have only widened those gaps, and the expansive clay soil under many Sapulpa homes pushes moisture upward year after year.
Even in the postwar ranch homes that filled out Sapulpa neighborhoods in the 1950s and 1960s, insulation standards have not held up well over time. The fiberglass batts common in that era compress and lose R-value as they age, and pier-and-beam foundations in this housing stock can allow cold air to circulate freely under the floor in winter. Add Oklahoma summer heat that regularly pushes past the mid-90s, and you have a situation where even a well-maintained older Sapulpa home is working against its own comfort. Getting the insulation right - with a contractor who understands what these homes are actually built from - is the difference between real improvement and a job that underdelivers.
Our crew works on homes throughout Sapulpa and Creek County regularly, and the housing stock here has its own character that a contractor needs to know before walking onto a job. The older brick bungalows near downtown and along the historic Route 66 corridor were built with solid masonry but virtually no insulation by today's standards. Knowing how to work around the brick construction and the original floor systems in these homes is not something you learn from a manual - it comes from repeated experience in this specific housing type.
Sapulpa sits about 15 miles southwest of downtown Tulsa on I-44, and the city has its own downtown grid and residential neighborhoods spreading out from there. The neighborhoods nearest to downtown are the oldest, and moving outward toward the Tulsa side you start seeing the postwar ranch homes and then the 1990s-era subdivisions on the city edges. We serve all of these areas. The Sapulpa Chamber of Commerce area extends into parts of Creek County that have their own mix of housing ages and types, and we cover that full range.
We also serve homeowners in Claremore to the northeast, where brick ranch homes on slab foundations present similar insulation challenges, and in Broken Arrow to the north, which has a mix of older and newer construction across a large footprint.
Reach us by phone or through the online estimate form and tell us what area of your Sapulpa home you want addressed. We respond within 1 business day.
We come to your home, inspect the attic, crawl space, or walls, and give you a written quote at no cost. This visit takes 30 to 60 minutes, and you will know exactly what the work will cost before any commitment is made.
Most Sapulpa jobs are scheduled within the same week. The crew arrives with all materials and equipment. Attic blown-in work typically wraps up in a few hours; spray foam crawl space projects may take a full day depending on the size of the space.
When work is finished we walk through the completed space with you and leave written documentation of what was installed and to what specifications. Spray foam jobs include a specific safe re-entry time so you know exactly when to use the space again.
We serve Sapulpa homeowners throughout Creek County and respond within 1 business day. The on-site estimate is always free and comes with a written quote - no commitment required.
(405) 338-4339Sapulpa is a city of about 21,000 people in Creek County, sitting roughly 15 miles southwest of downtown Tulsa along I-44. The city grew quickly in the early 1900s off the back of oil discoveries and glass manufacturing - the old Liberty Glass plant was once one of the largest in the country, and that industrial history is woven into the identity of the city. Today you can see that legacy in the brick storefronts and bungalows along the historic Route 66 corridor through downtown, where some of the oldest and most character-rich homes in northeast Oklahoma still stand.
The housing stock in Sapulpa reflects the city's layered growth. The oldest neighborhoods near downtown are dense with brick bungalows and craftsman homes from the 1910s through 1940s. Moving outward from that core you find the ranch-style homes built in the 1950s and 1970s on slightly larger lots, and on the edges closest to Tulsa there are newer subdivisions from the 1990s onward. About 60 percent of Sapulpa households are owner-occupied, meaning most of the people calling us are homeowners who plan to stay. Nearby areas we also serve include Claremore to the northeast in Rogers County, where the brick ranch homes and older neighborhoods share many of the same insulation challenges as Sapulpa.
High-performance spray foam that seals air gaps and delivers superior thermal resistance.
Learn moreKeep conditioned air in and outdoor temperatures out with professional attic insulation.
Learn moreLoose-fill insulation blown into attics and wall cavities for complete, even coverage.
Learn moreWhole-home insulation solutions tailored to improve comfort and cut energy costs.
Learn moreSafe removal of old, damaged, or contaminated insulation before a fresh installation.
Learn moreInsulate and condition your crawl space to stop moisture and cold-floor problems.
Learn moreRetrofit or new-construction wall insulation for better soundproofing and efficiency.
Learn moreSeal drafts and air leaks throughout your home to maximize insulation performance.
Learn moreInsulate basement walls and rim joists to prevent heat loss at the foundation.
Learn moreDense, moisture-resistant closed-cell foam for maximum R-value in tight spaces.
Learn moreLightweight open-cell foam ideal for interior walls, ceilings, and sound control.
Learn moreCommercial-grade insulation systems for offices, warehouses, and multi-unit buildings.
Learn moreHeavy-duty vapor barriers that block ground moisture and protect your crawl space.
Learn moreProfessional installation of vapor barriers in crawl spaces, basements, and walls.
Learn moreSeal attic bypasses and penetrations before insulating for maximum energy savings.
Learn moreAdd insulation to existing walls and spaces without full demolition or renovation.
Learn moreServing these cities and communities.
Call or request a free estimate online - we schedule quickly throughout Sapulpa and Creek County, and every quote is written, detailed, and free.