Home › Charts

Building-product price increases over time: Insulation

How many manufacturer price increases take effect each month, and the average and median stated increase where the letter gives a percentage. 58 increases from January 2025 to April 2027; 38 state a %, average 7.6%, median 6.5%.

Reset

Bars: increases taking effect that month (left axis). Lines: average and median stated % (right axis), using the midpoint of a stated range. Surcharges, decreases and rescinded increases are counted separately in the table below.

Month by month

MonthIncreasesWith %Avg %Median %SurchargesDecreases / rescinded
January 2025337.8700
February 2025325.55.500
March 202500––00
April 202510––00
May 202510––00
June 202500––00
July 2025437800
August 202500––00
September 202510––00
October 202510––00
November 202500––00
December 202500––00
January 2026226.56.500
February 202600––00
March 202610––00
April 20269610.51000
May 2026878.1600
June 2026656.8600
July 2026736.86.500
August 2026546.55.800
September 2026218800
October 2026116620
November 202610––00
December 202600––00
January 2027216600
February 202700––00
March 202700––00
April 202700––00