Depending on its condition, the value of an antique pump organ ranges from $100 to several thousand dollars as of 2014. In bad condition, an old Victorian pump organ from 1865 to 1915 is valued between $1,000 and $1,500. Completely restored, its value ranges from $6,500 to $10,000.
Often, establishing the worth of an antique pump organ hinges on establishing its origin date. For a Reed pump organ to be designated an antique, it must be at least 100 years old. If an organ satisfies the age requirement, missing pieces and damage can reduce its value. Pump organs are typically difficult to sell and may be offered for less than their estimated value.