“For the first time in island history, every single month posted over $100 million in sales through June 30, 2021. April activity alone witnessed more than $250 million. Suffice it to say, the Nantucket real estate market continues on the trajectory that commenced just about 12 months ago. Cumulatively, through June 30, 2021, activity soared to 339 transactions totaling $881 million, a respective 165 percent and 172 percent increase from one year ago. Even compared to the five-year average, however, transaction volume increased by 65 percent while dollar volume surged 83 percent. At the time of this writing, there was also over $300 million in the pipeline, suggesting 2021 is on track to meet or surpass 2020 results. The looming question is whether inventory levels will be sufficient to meet at least part of the demand.” Here are Fisher’s first half market insights from Jennifer Shalley Allen…