About Average Addition Costs:
The average cost of an addition varies, but usually starts around $375 a square foot.
For spaces where plumbing is required, such as kitchens or bathrooms, costs start around $550 a square foot.
|200 Sq Ft||500 Sq Ft|
|Kitchen or Bathroom||$110,000||$275,000|
How Long Does an Addition Take?
The average addition project takes between 6-8 Months including planning, pulling permits, demolition, and construction.
The largest delays in addition projects tend to be waiting time for materials to arrive or for permits to be approved by local building authorities.