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Expandable House Plans

Looking to expand your home in the future? Our collection of expandable house plans with unfinished spaces gives you room to grow. These smart designs include bonus areas, expandable attics, and unfinished basements that can be completed when your needs and budget allow. From future bedrooms to potential home offices, these versatile build-in-stages house plans let you customize spaces over time while maintaining architectural integrity. Save money upfront while keeping your options open for future renovations and expansions.

Colonial house plans 21-921 - front exterior, 6,060 sq ft, 4 bed, 5 bath house plans | Monster House Plans
Plan # 21-921
Specification
  • 2 Stories
  • 4 Beds
  • 5 - 1/2 Bath
  • 3 Garages
  • 6060 Sq.ft
FULL EXTERIOR REAR VIEW MAIN FLOOR UPPER FLOOR LOWER FLOOR
Southern house plans 73-240 - front exterior, 3,026 sq ft, 4 bed, 2 bath house plans | Monster House Plans
Plan # 73-240
Specification
  • 2 Stories
  • 4 Beds
  • 2 - 1/2 Bath
  • 2 Garages
  • 3026 Sq.ft
FULL EXTERIOR MAIN FLOOR UPPER FLOOR
Craftsman house plans 90-136 - front exterior, 2,581 sq ft, 3 bed, 3 bath house plans | Monster House Plans
Plan # 90-136
Specification
  • 2 Stories
  • 3 Beds
  • 3 - 1/2 Bath
  • 2 Garages
  • 2581 Sq.ft
FULL EXTERIOR REAR VIEW MAIN FLOOR UPPER FLOOR
Southern house plans 56-136 - front exterior, 2,126 sq ft, 3 bed, 2 bath house plans | Monster House Plans
Plan # 56-136
Specification
  • 1 Stories
  • 3 Beds
  • 2 Bath
  • 2 Garages
  • 2126 Sq.ft
FULL EXTERIOR MAIN FLOOR BONUS FLOOR
Southwest house plans 56-141 - front exterior, 3,615 sq ft, 3 bed, 2 bath house plans | Monster House Plans
Plan # 56-141
Specification
  • 1 Stories
  • 3 Beds
  • 2 - 1/2 Bath
  • 2 Garages
  • 3615 Sq.ft
FULL EXTERIOR MAIN FLOOR BONUS FLOOR
Southern house plans 56-143 - front exterior, 2,061 sq ft, 3 bed, 2 bath house plans | Monster House Plans
Plan # 56-143
Specification
  • 1 Stories
  • 3 Beds
  • 2 Bath
  • 2 Garages
  • 2061 Sq.ft
FULL EXTERIOR MAIN FLOOR
European house plans 56-146 - front exterior, 2,135 sq ft, 3 bed, 2 bath house plans | Monster House Plans
Plan # 56-146
Specification
  • 1 Stories
  • 3 Beds
  • 2 - 1/2 Bath
  • 2 Garages
  • 2135 Sq.ft
FULL EXTERIOR MAIN FLOOR BONUS FLOOR
Southern house plans 56-154 - front exterior, 3,334 sq ft, 4 bed, 3 bath house plans | Monster House Plans
Plan # 56-154
Specification
  • 1 Stories
  • 4 Beds
  • 3 - 1/2 Bath
  • 3 Garages
  • 3334 Sq.ft
FULL EXTERIOR MAIN FLOOR BONUS FLOOR
Southern house plans 56-157 - front exterior, 2,912 sq ft, 3 bed, 3 bath house plans | Monster House Plans
Plan # 56-157
Specification
  • 1 Stories
  • 3 Beds
  • 3 - 1/2 Bath
  • 2 Garages
  • 2912 Sq.ft
FULL EXTERIOR MAIN FLOOR BONUS FLOOR
Southern house plans 56-166 - front exterior, 2,663 sq ft, 3 bed, 2 bath house plans | Monster House Plans
Plan # 56-166
Specification
  • 1 Stories
  • 3 Beds
  • 2 Bath
  • 3 Garages
  • 2663 Sq.ft
FULL EXTERIOR MAIN FLOOR BONUS FLOOR
Traditional house plans 56-167 - front exterior, 1,844 sq ft, 3 bed, 2 bath house plans | Monster House Plans
Plan # 56-167
Specification
  • 1 Stories
  • 3 Beds
  • 2 Bath
  • 2 Garages
  • 1844 Sq.ft
FULL EXTERIOR MAIN FLOOR BONUS FLOOR
Traditional house plans 56-171 - front exterior, 2,340 sq ft, 3 bed, 2 bath house plans | Monster House Plans
Plan # 56-171
Specification
  • 1 Stories
  • 3 Beds
  • 2 Bath
  • 3 Garages
  • 2340 Sq.ft
FULL EXTERIOR MAIN FLOOR BONUS FLOOR
Southern house plans 56-174 - front exterior, 2,825 sq ft, 4 bed, 3 bath house plans | Monster House Plans
Plan # 56-174
Specification
  • 1 Stories
  • 4 Beds
  • 3 - 1/2 Bath
  • 3 Garages
  • 2825 Sq.ft
FULL EXTERIOR MAIN FLOOR BONUS FLOOR
Traditional house plans 56-181 - front exterior, 2,887 sq ft, 4 bed, 3 bath house plans | Monster House Plans
Plan # 56-181
Specification
  • 1 Stories
  • 4 Beds
  • 3 - 1/2 Bath
  • 3 Garages
  • 2887 Sq.ft
FULL EXTERIOR MAIN FLOOR BONUS FLOOR
European house plans 56-209 - front exterior, 3,031 sq ft, 4 bed, 3 bath house plans | Monster House Plans
Plan # 56-209
Specification
  • 1 Stories
  • 4 Beds
  • 3 Bath
  • 3 Garages
  • 3031 Sq.ft
FULL EXTERIOR MAIN FLOOR BONUS FLOOR
Country house plans 56-211 - front exterior, 1,788 sq ft, 3 bed, 2 bath house plans | Monster House Plans
Plan # 56-211
Specification
  • 1 Stories
  • 3 Beds
  • 2 Bath
  • 2 Garages
  • 1788 Sq.ft
FULL EXTERIOR MAIN FLOOR BONUS FLOOR
Southern house plans 56-212 - front exterior, 3,179 sq ft, 4 bed, 3 bath house plans | Monster House Plans
Plan # 56-212
Specification
  • 1 Stories
  • 4 Beds
  • 3 - 1/2 Bath
  • 3 Garages
  • 3179 Sq.ft
FULL EXTERIOR REAR VIEW MAIN FLOOR BONUS FLOOR
Country house plans 19-1814 - front exterior, 2,881 sq ft, 4 bed, 3 bath house plans | Monster House Plans
Plan # 19-1814
Specification
  • 1 Stories
  • 4 Beds
  • 3 Bath
  • 3 Garages
  • 2881 Sq.ft
FULL EXTERIOR MAIN FLOOR BONUS FLOOR

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