Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Door Installation Across Paramount
Door installation in Paramount costs $650-$2,400 for a standard entry door swap and $2,800-$6,500 when the rough opening needs re-framing, which is common in the 1945-1965 tract homes that dominate the city’s residential blocks. Most jobs are done in a single visit. If you live in the 90723 ZIP and your door binds in summer or lets I-710 noise through the gaps, call (888) 635-0804 and we’ll put it on paper for free.
We know the difference between a Paramount opening that’s true and one that’s been settling for seventy years. That local knowledge changes the quote, the labor plan, and the finished product.
Why TruePane Windows & Doors Is Paramount’s Preferred Door Installation Company
Paramount homeowners tend to keep their houses for decades. That means we see the same stucco walls, the same out-of-square jambs, and the same jalousie-era framing conditions week after week. We’ve re-framed enough 1950s rough openings in this city that the estimator doesn’t flinch when the tape measure shows an eighth-inch twist; he just adds the labor line and moves on.
Our crews work in Paramount regularly, dispatched from our Los Angeles office and on-site with the same background-checked, uniformed technicians you’ll see in Bellflower or Downey. The reviews from Paramount customers reflect the same pattern: the quote holds, the crew shows up when they say, and the warranty paperwork gets registered before the truck leaves the driveway. Dale Kessler, who founded TruePane in 2008 and has spent years in glazing, keeps one rule on the whiteboard that governs every install here: if the pane is not true, the job is not done.
We answer the phone 24 hours a day, seven days a week. A live person, not a callback form. When a Paramount homeowner calls about a door that won’t close or a sidelight that’s fogged, someone here picks up.
Our Door Installation Services in Paramount
Entry & Swing Doors
The main entry door on a Paramount tract home does more work than it should. The original units, if they’re still there, are steel-faced with thin weatherstripping and no acoustic rating. We install entry doors rated for STC performance, and we do it after checking whether the jamb is still square. On homes along the I-710 corridor, that step is not optional; it’s the difference between a door that seals and one that whistles every time a container truck downshifts.
Typical entry door installation in Paramount runs $850-$2,000 for a standard pre-hung unit with new casing and hardware. If the rough opening needs to be re-framed, add $400-$900.

Storm Doors
Given Paramount’s warm summers and mild winters, storm doors here serve a different purpose than they do back east. They’re security and ventilation upgrades, and they protect the primary entry door from direct afternoon sun. We see a lot of storm doors on the older blocks where homeowners want to leave the front door open for air without inviting the street in.
Storm door installation in Paramount starts around $400 and typically lands between $600 and $1,100 depending on the frame material and glass package.

Arched & Custom Doors
A handful of Paramount’s early tract developments included arched entryways, usually with a fixed glass transom or a curved-top door panel. Replacing those is not a stock-item job. We take the opening measurements ourselves, twice, and order the door to match the radius. Most custom arched door installations in Paramount run $1,800-$4,500, with the higher end reflecting full re-framing on openings that have shifted over time.

Double & French Doors
For Paramount homes with rear patios or side-yard access, double French doors are the most common replacement request. The old aluminum sliders get replaced with swing-out or swing-in units, and we pay careful attention to the threshold and sub-sill. Those rear door openings on 1950s stucco homes are often out of level by a quarter inch or more. That’s a fixable problem, but it’s not a swap; it’s a re-framing job disguised as a door installation. Expect $2,200-$5,000 for a full French door set in Paramount, including flashing and weatherproofing.
For a detailed look at the full range of work we do, visit our Door Installation service page.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Paramount
We’re an authorized installer for more than a dozen manufacturer lines, and for Paramount homes we typically specify, or entry doors depending on the homeowner’s noise-reduction and budget priorities. When STC performance is the deciding factor, we pull side-by-side quotes for those brands plus CGI and ES Windows. We stock common hardware and replacement weatherstripping for these lines locally, so a follow-up adjustment in 90723 doesn’t wait on a freight shipment. You get the numbers on paper, both warranty layers registered in writing, and a Done Right Promise that covers the work.
Common Door Installation Problems We See in Paramount Homes
- Out-of-square rough openings on 1945-1965 stucco homes. Seven decades of settling moves the framing enough that a new pre-hung door won’t sit flush. We re-frame and shim before hanging, and we don’t skip that step to save a line item.
- Failed jalousie window and sidelight seals. The louvered glass units common on Paramount’s older blocks leak air constantly. When they flank an entry door, the whole assembly needs to be addressed together or the new door won’t perform.
- Freeway noise pathways through door gaps. Homes near the I-710 corridor need STC-rated door assemblies. A door rated for thermal performance alone won’t block the low-frequency rumble from truck traffic.
- Poorly flashed older replacements. Prior door swaps that didn’t re-flash the exterior flange are a water intrusion time bomb. The first heavy El Niño rain finds the gap, and the sub-sill framing behind stucco rots silently.
Pricing for Door Installation in Paramount, CA
Here’s the honest range. A basic entry door swap in Paramount, no re-framing, runs $650-$1,200. A mid-grade entry door with better materials and hardware lands $1,200-$2,000. Storm doors: $400-$1,100. Double or French doors: $2,200-$5,000. Custom or arched doors: $1,800-$4,500. The variable in Paramount that hardly exists in Bellflower or Downey is the re-framing line: $400-$900 for the typical out-of-square rough opening behind a jalousie-era install.
We give you a written, line-item quote before work starts. No surprise line items on the bill. Call (888) 635-0804 to schedule a free estimate, and we’ll come out, measure, and put the numbers on paper.
We Also Serve Cities Near Paramount
Beyond Paramount, our door installation crews work in Bellflower, Lynwood, Downey, and South Gate. Each city’s housing stock has its own quirks, but the same standards apply: re-frame when the opening isn’t true, flash every exterior flange, register the warranty paperwork before we leave.
Serving Paramount, CA - Our Local Coverage Area
We’re based in the Paramount area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs - Door Installation in Paramount
Paramount’s post-WWII tract homes were built with a high concentration of jalousie windows and non-standard rough openings, so many door installations here require re-framing labor before a new unit can be set, which adds $400-$900 to the job. Bellflower and Downey have more consistent dimensional lumber framing from the same era, so those openings are closer to standard. Call (888) 635-0804 and we’ll measure your opening and tell you exactly which camp your house falls in.
For homes near the I-710 corridor, STC-rated glass, compressed weatherstripping, and a properly shimmed jamb matter more than any aesthetic feature because they directly block the low-frequency noise that standard doors let through. A door labeled for thermal performance but not acoustic performance won’t do the job. We’ll quote Andersen or Pella doors with STC ratings side by side so you can see the numbers before you choose.
Usually no, because the rough openings behind jalousie-era installs are rarely standard dimensioned and almost always require re-framing to accept a modern replacement unit. Attempting to hang a new door in an out-of-square jalousie opening will fail within a few seasons. That’s exactly the kind of job our crews re-frame regularly in 90723, and we’ll show you the measurements before we touch anything.
If the jamb wasn’t shimmed square before the door was hung, the weatherstripping gets compressed unevenly and the seal fails quickly, especially during summer when the wood framing expands and contracts with the heat. A door installed out of true will never hold a seal. That’s the problem we fix on most Paramount callbacks, and it’s why every TruePane install starts with checking the opening before the door goes in.
Yes, California Title 24 standards require minimum thermal performance for exterior doors, and most original 1950s units in Paramount are non-compliant, so replacements must meet current energy code. We pull permits when required and our work passes inspection. Call (888) 635-0804 for a free estimate and we’ll confirm which doors meet code for your specific opening.
If you’re in Paramount and your door binds, leaks, or lets the freeway in, call (888) 635-0804. We’ll set up a free estimate, measure the opening, and put a line-item quote on paper.
Written by Dale Kessler, Owner at TruePane Windows & Doors.



Before
After
Before
After
Before
After