What is Carlisle, Massachusetts?
{{Infobox settlement |official_name = Carlisle, Massachusetts |nickname = |motto = |image_skyline = Ferns Country Store.jpg |imagesize = |image_caption = Downtown Carlisle in 2009 |image_seal = Seal of Carlisle, Massachusetts.png |image_flag = | image_blank_emblem = Logo of Carlisle, Massachusetts.png | blank_emblem_type = Logo | blank_emblem_size = | blank_emblem_alt = | blank_emblem_link = |image_map = Middlesex County Massachusetts incorporated and unincorporated areas Carlisle highlighted.svg |mapsize = 250px |map_caption = Location in Middlesex County in Massachusetts |image_map1 = |mapsize1 = |map_caption1 = |subdivision_type = [[List of sovereign states|Country]] |subdivision_name = United States |subdivision_type1 = [[U.S. state|State]] |subdivision_name1 = [[Massachusetts]] |subdivision_type2 = [[List of counties in Massachusetts|County]] |subdivision_name2 = [[Middlesex County, Massachusetts|Middlesex]] |established_title = Settled |established_date = 1651 |established_title2 = Incorporated |established_date2 = 1805 |established_title3 = |established_date3 = |government_type = |leader_title = <!--[[Town Administrator|Town<br />&nbsp;&nbsp;&nbsp;Administrator]]--> |leader_name = |leader_title1 = <!--Board of <br />&nbsp;&nbsp;&nbsp;Selectmen--> |leader_name1 = |area_magnitude = |area_total_km2 = 40.2 |area_total_sq_mi = 15.6 |area_land_km2 = 39.8 |area_land_sq_mi = 15.4 |area_water_km2 = 0.4 |area_water_sq_mi = 0.2 |population_as_of = 2020 |settlement_type = [[New England town|Town]] |population_total = 5,237 |population_density_km2 = 131.6 |population_density_sq_mi =