Home Addition Cost Cypress: Complete 2026 Pricing Guide

Detailed cost analysis for home additions in Cypress. Per square foot pricing for every addition type.

Published February 10, 2026 | 15 min read

Cypress Home Addition Costs by Type

Home additions in Cypress cost $150-$350 per square foot depending on type, finishes, and structural requirements. Tell Projects provides detailed quotes with transparent pricing.

Addition Cost Breakdown

  • Bedroom Addition (200 sq ft): $30,000-$70,000 - Includes framing, electrical, HVAC, flooring, finishes
  • Bathroom Addition (100 sq ft): $25,000-$50,000 - Plumbing, tile, fixtures, ventilation
  • Kitchen Addition (300 sq ft): $60,000-$105,000 - Cabinets, appliances, plumbing, electrical
  • Sunroom (250 sq ft): $35,000-$75,000 - Windows, insulation, HVAC extension
  • Second Story (1000 sq ft): $150,000-$300,000 - Structural engineering, stairs, roof modification
  • Bump-Out (50-100 sq ft): $12,000-$35,000 - Foundation, framing, exterior finish

Factors Affecting Cost

Foundation type (slab vs pier-and-beam), matching existing architecture, Cypress building permits ($1,000-$3,000), HVAC extension, electrical panel upgrade, plumbing extensions, and finish quality all impact total cost.

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