Cost to Skylight Installation in St. Louis, MO (2026)
If you’re budgeting a skylight installation in St. Louis, most projects run $1,213-$3,539, 1% above the $2,200 national average. What moves that number most is usually one thing: Skylight Type. On its own it can swing the cost by $200 - $1,500, so that’s the decision to slow down on before you sweat the smaller stuff.
Easiest place to save: Choose a fixed skylight over venting if you don't need ventilation - save $200-$1,000 per unit
In the Midwest (where St. Louis sits): Lower costs, energy-efficient glass important for cold winters.
$1,213-$3,539 in St. Louis
1% above the national average · 1.01x cost multiplier
In St. Louis, a skylight installation runs $1,213 to $3,539 on average - about 1% above what homeowners pay nationwide. The Midwest market's labor costs account for most of the gap, with material pricing and local permitting fees adding to the spread. Use the cost table below to compare budget, mid-range, and premium options side by side.
Cost Breakdown in St. Louis
| Line Item | Low | Mid | High |
|---|---|---|---|
| Materials | $376 | $846 | $1,880 |
| Labor | $558 | $1,005 | $1,340 |
| Permits | $94 | $141 | $188 |
| Total | $1,028+3% vs. national avg | $1,992+2% vs. national avg | $3,502+0% vs. national avg |
Budget
Fixed curb-mount skylight, standard dual-pane glass, basic flashing kit
Mid-Range
Venting deck-mount skylight with Low-E glass, integrated flashing, solar-powered blind
Premium
Large electric venting skylight or sun tunnel, triple-pane glass, light shaft through attic, remote control
Material Options
Material prices below are national averages; availability in St. Louis may shift costs slightly.
| Material | Cost/Unit | Best For |
|---|---|---|
| Fixed Skylight | $200-$500/unit | Hallways, closets, stairwells, areas needing light onlyMost affordable, no moving parts to fail, good for hard-to-reach areas |
| Manual Venting Skylight | $400-$800/unit | Kitchens, bathrooms, reachable ceiling heightsAllows air circulation, crank or push-bar operation, moderate cost |
| Electric/Solar Venting Skylight | $700-$1,500/unit | High ceilings, bedrooms, smart home integrationRemote or app control, rain sensors auto-close, solar models qualify for tax credits |
| Tubular Sun Tunnel | $200-$600/unit | Bathrooms, closets, hallways, tight attic spacesLeast expensive, minimal roof penetration, fits in tight spaces, easy install |
Other Projects in St. Louis
St. Louis Estimate
Typical Range
$1,213-$3,539
vs. National Average
1% above national
Cost Multiplier
1.01x
This 1.01x estimate prices St. Louis labor from BLS Occupational Employment and Wage Statistics (May 2025) and applies a lighter regional adjustment to materials and permits, which vary less by metro than labor does. Actual bids vary by contractor, project scope, and timing.
See national average costs →