2 Bedroom Granny Annexe Cost Calculator
This table includes a range of costs for different aspects of the project.
| Item | Description | Cost Range (USD) |
|---|---|---|
| Design and Planning | ||
| Architectural Design | Custom design, plans, and blueprints | $1,500 – $5,000 |
| Permits and Approvals | Building permits, zoning approvals, etc. | $500 – $2,000 |
| Site Survey | Land survey, soil tests | $300 – $1,000 |
| Site Preparation | ||
| Site Clearing | Clearing vegetation, debris | $1,000 – $3,000 |
| Excavation and Grading | Earthmoving, leveling | $2,000 – $5,000 |
| Foundation | Concrete slab or crawl space | $5,000 – $10,000 |
| Construction | ||
| Framing | Wooden or metal frame | $10,000 – $20,000 |
| Roofing | Roof installation (materials and labor) | $5,000 – $10,000 |
| Exterior Finishing | Siding, painting, windows, doors | $8,000 – $15,000 |
| Insulation | Thermal and sound insulation | $1,500 – $3,000 |
| Interior Finishing | ||
| Electrical System | Wiring, outlets, lighting fixtures | $3,000 – $6,000 |
| Plumbing System | Pipes, fixtures, water heater | $3,000 – $6,000 |
| HVAC | Heating, ventilation, air conditioning | $3,000 – $7,000 |
| Drywall | Installation and finishing | $2,000 – $5,000 |
| Flooring | Carpet, hardwood, tile | $2,000 – $5,000 |
| Cabinets and Countertops | Kitchen and bathroom cabinets, countertops | $4,000 – $8,000 |
| Appliances | Refrigerator, stove, washer, dryer | $2,000 – $5,000 |
| Paint and Finishings | Interior painting, trim, and moldings | $1,500 – $3,000 |
| Additional Features | ||
| Deck or Porch | Outdoor space, materials and labor | $2,000 – $5,000 |
| Landscaping | Basic landscaping, grass, plants | $1,000 – $3,000 |
| Miscellaneous | ||
| Contingency Fund | Unexpected expenses | 10-15% of total cost |
| Total Estimated Cost | $55,300 – $133,000 |
Please note that these costs are estimates and actual costs can vary based on specific circumstances, such as local labor rates, availability of materials, and the overall complexity of the project.