Tree Value Calculator

Your details

Choose the species closest to your tree. Species rating affects both ornamental and timber value.
Measure trunk diameter at 4.5 ft (1.37 m) above ground. Use a diameter tape or divide circumference by pi (3.14159).
in
Total height from ground to the topmost branch tip.
ft
Overall tree health and structure. Excellent/no defects = 100%, good = 80-90%, fair (some decay/damage) = 50-70%, poor = 20-40%, dead/hazardous = 0-10%.
%
Contribution of the site to the tree's value. High-visibility urban residential = 80-100%, park = 60-80%, rural/field = 30-60%.
%
Number of 16-ft merchantable log sections in the trunk (used only for timber value). For most shade trees 30-50 ft tall, choose 1.5 to 2.
Ornamental Appraisal Value (CTLA)Significant ornamental value
$6,514

ISA Trunk Formula Method - the value used by arborists and courts for tree loss claims.

Timber Stumpage Value$27
Board Feet (Doyle)98BF
Trunk Cross-Section Area254.5in²
CTLA Basic Value$12,723
Ornamental (CTLA)$6,514
Timber Stumpage$27

Red Oak - estimated ornamental value $6514

  • The CTLA ornamental appraisal of $6514 represents what it would cost to replace this Red Oak tree with an equivalent specimen, adjusted for its condition and location.
  • Timber stumpage value is $27. The ornamental value is higher for this tree, which is typical for well-placed Red Oak.

Next stepFor insurance claims, property disputes, or damage compensation, commission a Certified Arborist to produce a formal appraisal under the ISA Guide for Plant Appraisal, 10th Edition. This calculator is a planning estimate only.

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