{{Infobox settlement |official_name = Johnstown, Pennsylvania |nickname = Flood City |motto = |image_skyline = JohnstownPanorama.jpg |imagesize = |image_caption = |image_flag = |image_seal = Jtown blue.png |image_map = Map of Pennsylvania highlighting Cambria County.svg |mapsize = |map_caption = Location of Cambria County in Pennsylvania |image_map1 = Map of Johnstown, Cambria County, Pennsylvania Highlighted.png |mapsize1 = |map_caption1 = Location of Johnstown in Cambria County |subdivision_type = Country |subdivision_type1 = State |subdivision_type2 = County |subdivision_name = United States |subdivision_name1 = Pennsylvania |subdivision_name2 = Cambria County |leader_title = Mayor |leader_name = Tom Trigona |established_title = Founded |established_title1 = Incorporated (borough) |established_title2 = Incorporated (city) |established_date = 1770 |established_date1 = 1800 |established_date2 = December 18, 1889 |area_magnitude = 1 E8 |area_total_km2 = 15.7 |unit_pref = Imperial |area_total_sq_mi = 6.1 |area_water_km2 = 8.6 |area_water_sq_mi = |area_land_km2 = 15.1 |area_land_sq_mi = 5.8 |area_urban_sq_mi = |area_urban_km2 = |area_metro_sq_mi = |area_metro_km2 = |population_as_of = 2012 |population_note = |population_total = 20,577 |population_metro = 141,584 (286th) |population_CSAs = 218,541 (129th) |population_urban = 69,014 (400th) |population_density_km2 = |population_density_sq_mi = |timezone = EST |utc_offset = -5 |timezone_DST = EDT |utc_offset_DST = -4 |area_code = 814 |coordinates_display = inline,title |coordinates_type = region:US_type:city |latd = 40|latm = 19|lats = 22|latNS = N |longd = 78|longm = 55|longs = 15|longEW = W |elevation_m = 348 |elevation_ft = 1142 |website = www.cityofjohnstownpa.net