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Transparent Pricing

Sunroom Cost on Long Island

Real numbers from real projects. No bait-and-switch. Your estimate is your price.

Screen Room

Budget-friendly outdoor living

$8,000 – $18,000

$40 – $90 / sq ft

  • Aluminum or vinyl framing
  • Full insect protection
  • Solid or open roof options
  • Fastest installation (3-5 days)

Warranty: 10-year structural

Lifespan: 20-30 years

Three-Season

Best value for extended-season use

$18,000 – $38,000

$90 – $190 / sq ft

  • Single or double-wall window panels
  • Aluminum frame with thermal break
  • Operable windows for ventilation
  • Usable March through November on LI

Warranty: 15-year structural, 10-year glass

Lifespan: 25-40 years

Most Popular

Four-Season

Year-round comfort, highest ROI

$35,000 – $72,000

$175 – $360 / sq ft

  • Insulated Low-E double or triple-wall window panels
  • Thermally broken aluminum frame
  • HVAC-ready or radiant floor heat
  • Usable 365 days a year

Warranty: 20-year structural, 15-year glass, lifetime seal

Lifespan: 30-50 years

Patio Enclosure

Convert your existing patio or deck

$15,000 – $45,000

$75 – $225 / sq ft

  • Uses existing patio or deck as foundation
  • Sliding panel or vinyl panel walls
  • Cathedral or studio roof styles
  • Preserves outdoor views

Warranty: 15-year structural

Lifespan: 25-40 years

What Affects Sunroom Cost in Nassau & Suffolk

Every home is different. These factors shift the number up or down.

Existing foundation reuse Saves $3,000 – $8,000
Electrical + HVAC hookup Adds $4,000 – $12,000
Complex roofline integration Adds $3,000 – $8,000
Radiant floor heating Adds $2,500 – $6,000
Multi-story or raised deck Adds $5,000 – $15,000
Demolition of old structure Adds $1,500 – $4,000

Pricing Assumptions

  • 200 square foot sunroom (typical 12×16 or 14×14 footprint)
  • Single-story residential home
  • Standard site conditions (no significant grading or drainage work)
  • Nassau or Suffolk County, Long Island pricing (10-20% above national average)

Data Sources

  • Remodeling Magazine Cost vs Value Report 2025 (Northeast region)
  • HomeAdvisor / Angi regional data for Long Island, NY
  • Sunspace, Patio Enclosures, and TEMO manufacturer MSRP sheets

Get an Exact Sunroom Quote

These are ranges. Your price depends on your home, your yard, and what you want built. Let us come measure and give you an exact quote.