Wood & Fiberglass Window Replacement cost: Altadena vs San Diego (2026)
The two metros aren't quite in sync on wood and fiberglass window replacement: Altadena sits 1% below San Diego, or roughly $19,100 versus $19,350 — about $250 apart.
Altadena CA
Lower costTypically around $19,100
San Diego CA
Typically around $19,350
Altadena vs San Diego: full breakdown
| Factor | Altadena | San Diego |
|---|---|---|
| Typical 2026 cost | $19,100 | $19,350 |
| Estimated range | $10,950–$27,200 | $11,100–$27,550 |
| Labor index (vs US) | ×1.08 | ×1.1 |
| Climate zone | Mixed | Mixed |
| Climate factor | ×1 | ×1 |
| Local permit | $125 | $150 |
| Labor share | $10,500 | $10,650 |
| Materials/equipment | $8,600 | $8,700 |
Treat these as 2026 localized estimates for wood and fiberglass window replacement, not quotes from a contractor.
How much should this gap actually matter?
1% is within noise for wood and fiberglass window replacement — contractor selection and timing move the price more than which of these two metros you're in.
Wood and fiberglass window replacement by type: Altadena vs San Diego
We localize each wood and fiberglass window replacement type separately for both metros, applying the same labor, climate and permit adjustments each time, so you're comparing like for like.
| Type | Altadena | San Diego |
|---|---|---|
| Fiberglass | $10,950–$23,950 | $11,100–$24,250 |
| Composite | $12,050–$25,050 | $12,200–$25,350 |
| Aluminum-clad wood | $14,200–$29,400 | $14,400–$29,700 |
| Solid wood | $15,300–$32,650 | $15,500–$33,000 |
Wood and fiberglass window replacement numbers here are 2026 planning ranges, adjusted per city — useful for budgeting, not a substitute for an actual quote.
Wood and fiberglass window replacement by number of windows: Altadena vs San Diego
Wood and fiberglass windows are a premium upgrade — figure roughly $800–$2,500 per window installed depending on material, size, and finish. Cost scales with the number of openings, and wood typically runs higher than fiberglass.
| Size | Altadena | San Diego |
|---|---|---|
| 5 windows | $5,000–$12,050 | $5,100–$12,200 |
| 10 windows | $9,900–$21,800 | $10,000–$22,050 |
| 15 windows | $14,750–$30,450 | $14,950–$30,800 |
| 20 windows | $19,650–$39,150 | $19,850–$39,600 |
| 25+ windows (whole home) | $23,950–$48,900 | $24,250–$49,450 |
All figures are 2026 localized planning estimates for wood and fiberglass window replacement — get an actual quote before you commit.
What windows pros earn in each metro
Labor is about 55% of a wood and fiberglass window replacement bill, so local wages drive most of the gap. These are real metro hourly wages for skilled installers (BLS OEWS), not estimates.
Los Angeles-Long Beach-Anaheim metro · about 15% above the US average installer wage.
San Diego-Chula Vista-Carlsbad metro · about 17% above the US average installer wage.
Source: U.S. Bureau of Labor Statistics, OEWS metro wages for HVAC installers (used as a trade-labor index).
Cheapest time for wood and fiberglass window replacement in either city
Demand for window installs drops once it's cold out, which is precisely when manufacturers push their biggest rebates — a combination that doesn't happen in the busy spring and summer months.
How much should new windows really cost you?
Frame material, glass package and install type decide the price. Our editors on what's worth paying for.
The install case
A perfect window installed badly leaks and fails. Full-frame replacement with proper flashing beats a cheap pocket insert in a rotted opening — match the install method to your home's condition, not just the price.
The efficiency case
In extreme climates, triple-pane or premium low-E/gas-fill glass pays back in comfort and bills — and ENERGY STAR units may unlock rebates. Spend on the glass package before the frame upgrade.
The value case
Vinyl, double-pane, low-E windows deliver most of the comfort and efficiency for the lowest price. For whole-home replacements on a budget, they're the sensible default.
Spend where it counts — the glass package for your climate — and don't default to a premium frame material without a reason. Whatever you do, don't cut install quality to hit a budget number.
Altadena vs San Diego
Is wood and fiberglass window replacement cheaper in Altadena or San Diego?
Yes — San Diego costs more. Expect around $19,350 for wood and fiberglass window replacement there against $19,100 in Altadena, about $250 (1%) apart in 2026.
Why does wood and fiberglass window replacement cost more in San Diego than Altadena?
Labor rates explain most of it — 1.1 in San Diego vs 1.08 in Altadena. A mixed climate versus mixed, along with differing permit costs, accounts for the rest.
How much is wood and fiberglass window replacement in Altadena, CA?
In Altadena, wood and fiberglass window replacement typically runs $10,950–$27,200 in 2026, with most homeowners paying around $19,100.
Do windows pros really charge more in one city?
They do, and the BLS wage data confirms it: installers earn about $35.9/hr around Los Angeles-Long Beach-Anaheim versus $36.5/hr near San Diego-Chula Vista-Carlsbad. With labor making up about 55% of a wood and fiberglass window replacement job, that difference carries straight through to the final price.
When is the cheapest time to buy wood and fiberglass window replacement — and does it differ by city?
It doesn't vary by location — Late fall and winter is the discount window in both Altadena and San Diego (roughly 5–15% off), while spring and summer peak tends to be the most expensive in either city.
Should I choose where to live based on wood and fiberglass window replacement cost?
That would be a stretch. $250 is a one-time difference, not an ongoing one, and off-season buying plus apples-to-apples bids in San Diego can close a good chunk of it. What matters more long-term is energy costs, climate and the condition of the home.
Compare wood and fiberglass window replacement in other cities
Updated June 2026 · By Serhat Özçelik