Framing lumber prices in US peaked above $950 per thousand board feet in mid-September, according to Random Lengths, and have been on a slow, downward trajectory since then. For the week ending Oct. 16, prices stood above $750 per thousand board feet, down nearly $200 since their all-time high last month.  Since mid-April, lumber prices have soared nearly 120% but are down roughly 20% since mid-September. This unprecedented lumber price spike over the last several months has added more than $16,000 to the price of a typical new single-family home.   ...