Total Equipment Cost
Annual Operations and Maintenance Cost
Students Affected
| Rank | School district | Total Equipment (1970-2025) | Annual O&M | # of Students Impacted | Increase in heat days from 1970–2025 (Total heat days) |
|---|---|---|---|---|---|
| 1 | Johnson County School DistrictTN | 7,631,000 | 118,000 | 2,080 | 14 (40) |
| 2 | Carter County School DistrictTN | 3,724,000 | 180,000 | 5,100 | 18 (58) |
| 3 | Shelby County School DistrictTN | 73,000 | 1,818,000 | 95,910 | 19 (95) |
| 4 | Arlington Community School DistrictTN | 23,000 | 108,000 | 4,720 | 20 (94) |
| 5 | Millington Municipal School DistrictTN | 11,000 | 54,000 | 2,600 | 20 (94) |
| 6 | Hamilton County School DistrictTN | 10,000 | 850,000 | 43,660 | 19 (84) |
| 7 | Lakeland School System DistrictTN | 6,000 | 32,000 | 1,760 | 21 (94) |
| 8 | Achievement School DistrictTN | 1,000 | 18,000 | 1,380 | 18 (95) |
| 9 | Metropolitan Nashville Public School DistrictTN | 0 | 1,219,000 | 72,190 | 15 (85) |
| 10 | Knox County School DistrictTN | 0 | 926,000 | 60,230 | 17 (76) |
| 11 | Rutherford County School DistrictTN | 0 | 860,000 | 46,430 | 16 (86) |
| 12 | Williamson County School DistrictTN | 0 | 702,000 | 42,010 | 15 (84) |
| 13 | Sumner County School DistrictTN | 0 | 600,000 | 29,690 | 17 (82) |
| 14 | Clarksville-Montgomery County School SystemTN | 0 | 598,000 | 35,370 | 16 (84) |
| 15 | Wilson County School DistrictTN | 0 | 370,000 | 18,600 | 16 (85) |
| 16 | Sevier County School DistrictTN | 0 | 314,000 | 14,530 | 20 (75) |
| 17 | Maury County School DistrictTN | 0 | 299,000 | 12,880 | 17 (86) |
| 18 | Jackson-Madison County School SystemTN | 0 | 245,000 | 12,660 | 17 (88) |
| 19 | Robertson County School DistrictTN | 0 | 231,000 | 11,760 | 18 (79) |
| 20 | Putnam County School DistrictTN | 0 | 213,000 | 11,560 | 18 (77) |
| 21 | Tipton County School DistrictTN | 0 | 211,000 | 10,790 | 16 (90) |
| 22 | Washington County School DistrictTN | 0 | 197,000 | 8,390 | 17 (70) |
| 23 | Cumberland County School DistrictTN | 0 | 191,000 | 7,440 | 18 (58) |
| 24 | Hamblen County School DistrictTN | 0 | 190,000 | 10,470 | 18 (76) |
| 25 | Blount County School DistrictTN | 0 | 182,000 | 10,640 | 18 (77) |
| 26 | Bartlett City School DistrictTN | 0 | 182,000 | 9,160 | 20 (94) |
| 27 | Bradley County School DistrictTN | 0 | 182,000 | 10,250 | 18 (83) |
| 28 | Collierville School DistrictTN | 0 | 181,000 | 9,100 | 21 (95) |
| 29 | Sullivan County School DistrictTN | 0 | 170,000 | 9,460 | 17 (71) |
| 30 | Greene County School DistrictTN | 0 | 160,000 | 7,060 | 19 (77) |
| 31 | McMinn County School DistrictTN | 0 | 155,000 | 5,620 | 17 (82) |
| 32 | Bedford County School DistrictTN | 0 | 151,000 | 8,810 | 15 (86) |
| 33 | Lawrence County School DistrictTN | 0 | 148,000 | 6,970 | 16 (85) |
| 34 | Johnson City School DistrictTN | 0 | 147,000 | 8,020 | 17 (68) |
| 35 | Warren County School DistrictTN | 0 | 144,000 | 6,510 | 19 (82) |
| 36 | Germantown Municipal School DistrictTN | 0 | 139,000 | 6,130 | 20 (95) |
| 37 | Jefferson County School DistrictTN | 0 | 136,000 | 7,230 | 17 (76) |
| 38 | Dickson County School DistrictTN | 0 | 133,000 | 8,320 | 17 (84) |
| 39 | Hawkins County School DistrictTN | 0 | 129,000 | 6,550 | 18 (78) |
| 40 | Kingsport City School DistrictTN | 0 | 125,000 | 7,670 | 17 (78) |
| 41 | Cocke County School DistrictTN | 0 | 123,000 | 4,500 | 18 (73) |
| 42 | Roane County School DistrictTN | 0 | 118,000 | 6,540 | 17 (77) |
| 43 | Lincoln County School DistrictTN | 0 | 117,000 | 3,910 | 18 (86) |
| 44 | Cheatham County School DistrictTN | 0 | 113,000 | 6,050 | 18 (84) |
| 45 | Maryville City School DistrictTN | 0 | 113,000 | 5,360 | 18 (77) |
| 46 | Henderson County School DistrictTN | 0 | 109,000 | 3,990 | 16 (90) |
| 47 | Monroe County School DistrictTN | 0 | 108,000 | 5,270 | 18 (79) |
| 48 | Marshall County School DistrictTN | 0 | 103,000 | 5,450 | 18 (83) |
| 49 | Anderson County School DistrictTN | 0 | 103,000 | 6,480 | 15 (76) |
| 50 | Loudon County School DistrictTN | 0 | 102,000 | 4,900 | 20 (80) |
| 51 | Cleveland City School DistrictTN | 0 | 101,000 | 5,760 | 18 (83) |
| 52 | McNairy County School DistrictTN | 0 | 101,000 | 4,200 | 17 (94) |
| 53 | Franklin County School DistrictTN | 0 | 99,000 | 5,390 | 17 (80) |
| 54 | Oak Ridge City School DistrictTN | 0 | 97,000 | 4,700 | 18 (77) |
| 55 | Campbell County School DistrictTN | 0 | 97,000 | 5,440 | 16 (68) |
| 56 | Claiborne County School DistrictTN | 0 | 90,000 | 4,140 | 19 (71) |
| 57 | Gibson County School DistrictTN | 0 | 90,000 | 4,040 | 16 (87) |
| 58 | Giles County School DistrictTN | 0 | 82,000 | 3,760 | 15 (88) |
| 59 | Overton County School DistrictTN | 0 | 81,000 | 3,160 | 19 (73) |
| 60 | Lauderdale County School DistrictTN | 0 | 78,000 | 3,980 | 16 (88) |
| 61 | White County School DistrictTN | 0 | 77,000 | 3,940 | 21 (80) |
| 62 | Coffee County School DistrictTN | 0 | 77,000 | 4,420 | 17 (80) |
| 63 | Weakley County School DistrictTN | 0 | 76,000 | 4,120 | 14 (85) |
| 64 | Dyer County School DistrictTN | 0 | 76,000 | 3,930 | 15 (86) |
| 65 | Marion County School DistrictTN | 0 | 73,000 | 4,090 | 16 (78) |
| 66 | Hardeman County School DistrictTN | 0 | 72,000 | 3,540 | 16 (93) |
| 67 | Obion County School DistrictTN | 0 | 71,000 | 3,280 | 14 (81) |
| 68 | Rhea County School DistrictTN | 0 | 69,000 | 4,290 | 14 (76) |
| 69 | Hardin County School DistrictTN | 0 | 68,000 | 3,570 | 17 (98) |
| 70 | Scott County School DistrictTN | 0 | 68,000 | 2,950 | 17 (67) |
| 71 | Macon County School DistrictTN | 0 | 68,000 | 4,000 | 14 (80) |
| 72 | Morgan County School DistrictTN | 0 | 65,000 | 2,880 | 18 (67) |
| 73 | Henry County School DistrictTN | 0 | 65,000 | 3,060 | 12 (81) |
| 74 | Tullahoma City School DistrictTN | 0 | 65,000 | 3,990 | 18 (80) |
| 75 | Fayette County School DistrictTN | 0 | 64,000 | 3,550 | 20 (94) |
| 76 | Smith County School DistrictTN | 0 | 63,000 | 3,050 | 17 (83) |
| 77 | Grainger County School DistrictTN | 0 | 62,000 | 3,390 | 18 (73) |
| 78 | Lenoir City School DistrictTN | 0 | 61,000 | 2,340 | 21 (82) |
| 79 | Humphreys County School DistrictTN | 0 | 61,000 | 3,020 | 17 (86) |
| 80 | Hickman County School DistrictTN | 0 | 59,000 | 3,390 | 15 (91) |
| 81 | Fentress County School DistrictTN | 0 | 56,000 | 2,260 | 18 (60) |
| 82 | Haywood County School DistrictTN | 0 | 55,000 | 2,930 | 13 (92) |
| 83 | Murfreesboro City School DistrictTN | 0 | 55,000 | 9,700 | 17 (87) |
| 84 | Bristol City School DistrictTN | 0 | 55,000 | 3,960 | 17 (66) |
| 85 | Franklin Special School DistrictTN | 0 | 53,000 | 3,590 | 13 (85) |
| 86 | Cannon County School DistrictTN | 0 | 52,000 | 1,980 | 18 (83) |
| 87 | Chester County School DistrictTN | 0 | 51,000 | 2,810 | 17 (90) |
| 88 | Elizabethton City School DistrictTN | 0 | 51,000 | 2,600 | 18 (70) |
| 89 | Lebanon Special School DistrictTN | 0 | 51,000 | 3,890 | 19 (89) |
| 90 | DeKalb County School DistrictTN | 0 | 51,000 | 2,950 | 16 (78) |
| 91 | Greeneville City School DistrictTN | 0 | 49,000 | 2,910 | 20 (77) |
| 92 | Grundy County School DistrictTN | 0 | 49,000 | 2,030 | 16 (62) |
| 93 | Wayne County School DistrictTN | 0 | 48,000 | 2,520 | 15 (85) |
| 94 | Union County School DistrictTN | 0 | 45,000 | 2,950 | 16 (73) |
| 95 | Unicoi County School DistrictTN | 0 | 43,000 | 2,420 | 16 (65) |
| 96 | Decatur County School DistrictTN | 0 | 43,000 | 2,130 | 16 (92) |
| 97 | Crockett County School DistrictTN | 0 | 42,000 | 2,020 | 15 (90) |
| 98 | Sequatchie County School DistrictTN | 0 | 42,000 | 2,220 | 16 (83) |
| 99 | Benton County School DistrictTN | 0 | 40,000 | 2,220 | 14 (85) |
| 100 | Dyersburg City School DistrictTN | 0 | 39,000 | 2,660 | 17 (87) |
| Rank | School district | Total Equipment (1970-2025) | Annual O&M | # of Students Impacted | Increase in heat days from 1970–2025 (Total heat days) |
|---|---|---|---|---|---|
| 1 | Shelby County School DistrictTN | 73,000 | 1,818,000 | 95,910 | 19 (95) |
| 2 | Metropolitan Nashville Public School DistrictTN | 0 | 1,219,000 | 72,190 | 15 (85) |
| 3 | Knox County School DistrictTN | 0 | 926,000 | 60,230 | 17 (76) |
| 4 | Rutherford County School DistrictTN | 0 | 860,000 | 46,430 | 16 (86) |
| 5 | Hamilton County School DistrictTN | 10,000 | 850,000 | 43,660 | 19 (84) |
| 6 | Williamson County School DistrictTN | 0 | 702,000 | 42,010 | 15 (84) |
| 7 | Sumner County School DistrictTN | 0 | 600,000 | 29,690 | 17 (82) |
| 8 | Clarksville-Montgomery County School SystemTN | 0 | 598,000 | 35,370 | 16 (84) |
| 9 | Wilson County School DistrictTN | 0 | 370,000 | 18,600 | 16 (85) |
| 10 | Sevier County School DistrictTN | 0 | 314,000 | 14,530 | 20 (75) |
| 11 | Maury County School DistrictTN | 0 | 299,000 | 12,880 | 17 (86) |
| 12 | Jackson-Madison County School SystemTN | 0 | 245,000 | 12,660 | 17 (88) |
| 13 | Robertson County School DistrictTN | 0 | 231,000 | 11,760 | 18 (79) |
| 14 | Putnam County School DistrictTN | 0 | 213,000 | 11,560 | 18 (77) |
| 15 | Tipton County School DistrictTN | 0 | 211,000 | 10,790 | 16 (90) |
| 16 | Washington County School DistrictTN | 0 | 197,000 | 8,390 | 17 (70) |
| 17 | Cumberland County School DistrictTN | 0 | 191,000 | 7,440 | 18 (58) |
| 18 | Hamblen County School DistrictTN | 0 | 190,000 | 10,470 | 18 (76) |
| 19 | Blount County School DistrictTN | 0 | 182,000 | 10,640 | 18 (77) |
| 20 | Bartlett City School DistrictTN | 0 | 182,000 | 9,160 | 20 (94) |
| 21 | Bradley County School DistrictTN | 0 | 182,000 | 10,250 | 18 (83) |
| 22 | Collierville School DistrictTN | 0 | 181,000 | 9,100 | 21 (95) |
| 23 | Carter County School DistrictTN | 3,724,000 | 180,000 | 5,100 | 18 (58) |
| 24 | Sullivan County School DistrictTN | 0 | 170,000 | 9,460 | 17 (71) |
| 25 | Greene County School DistrictTN | 0 | 160,000 | 7,060 | 19 (77) |
| 26 | McMinn County School DistrictTN | 0 | 155,000 | 5,620 | 17 (82) |
| 27 | Bedford County School DistrictTN | 0 | 151,000 | 8,810 | 15 (86) |
| 28 | Lawrence County School DistrictTN | 0 | 148,000 | 6,970 | 16 (85) |
| 29 | Johnson City School DistrictTN | 0 | 147,000 | 8,020 | 17 (68) |
| 30 | Warren County School DistrictTN | 0 | 144,000 | 6,510 | 19 (82) |
| 31 | Germantown Municipal School DistrictTN | 0 | 139,000 | 6,130 | 20 (95) |
| 32 | Jefferson County School DistrictTN | 0 | 136,000 | 7,230 | 17 (76) |
| 33 | Dickson County School DistrictTN | 0 | 133,000 | 8,320 | 17 (84) |
| 34 | Hawkins County School DistrictTN | 0 | 129,000 | 6,550 | 18 (78) |
| 35 | Kingsport City School DistrictTN | 0 | 125,000 | 7,670 | 17 (78) |
| 36 | Cocke County School DistrictTN | 0 | 123,000 | 4,500 | 18 (73) |
| 37 | Roane County School DistrictTN | 0 | 118,000 | 6,540 | 17 (77) |
| 38 | Johnson County School DistrictTN | 7,631,000 | 118,000 | 2,080 | 14 (40) |
| 39 | Lincoln County School DistrictTN | 0 | 117,000 | 3,910 | 18 (86) |
| 40 | Cheatham County School DistrictTN | 0 | 113,000 | 6,050 | 18 (84) |
| 41 | Maryville City School DistrictTN | 0 | 113,000 | 5,360 | 18 (77) |
| 42 | Henderson County School DistrictTN | 0 | 109,000 | 3,990 | 16 (90) |
| 43 | Arlington Community School DistrictTN | 23,000 | 108,000 | 4,720 | 20 (94) |
| 44 | Monroe County School DistrictTN | 0 | 108,000 | 5,270 | 18 (79) |
| 45 | Marshall County School DistrictTN | 0 | 103,000 | 5,450 | 18 (83) |
| 46 | Anderson County School DistrictTN | 0 | 103,000 | 6,480 | 15 (76) |
| 47 | Loudon County School DistrictTN | 0 | 102,000 | 4,900 | 20 (80) |
| 48 | Cleveland City School DistrictTN | 0 | 101,000 | 5,760 | 18 (83) |
| 49 | McNairy County School DistrictTN | 0 | 101,000 | 4,200 | 17 (94) |
| 50 | Franklin County School DistrictTN | 0 | 99,000 | 5,390 | 17 (80) |
| 51 | Oak Ridge City School DistrictTN | 0 | 97,000 | 4,700 | 18 (77) |
| 52 | Campbell County School DistrictTN | 0 | 97,000 | 5,440 | 16 (68) |
| 53 | Claiborne County School DistrictTN | 0 | 90,000 | 4,140 | 19 (71) |
| 54 | Gibson County School DistrictTN | 0 | 90,000 | 4,040 | 16 (87) |
| 55 | Giles County School DistrictTN | 0 | 82,000 | 3,760 | 15 (88) |
| 56 | Overton County School DistrictTN | 0 | 81,000 | 3,160 | 19 (73) |
| 57 | Lauderdale County School DistrictTN | 0 | 78,000 | 3,980 | 16 (88) |
| 58 | White County School DistrictTN | 0 | 77,000 | 3,940 | 21 (80) |
| 59 | Coffee County School DistrictTN | 0 | 77,000 | 4,420 | 17 (80) |
| 60 | Weakley County School DistrictTN | 0 | 76,000 | 4,120 | 14 (85) |
| 61 | Dyer County School DistrictTN | 0 | 76,000 | 3,930 | 15 (86) |
| 62 | Marion County School DistrictTN | 0 | 73,000 | 4,090 | 16 (78) |
| 63 | Hardeman County School DistrictTN | 0 | 72,000 | 3,540 | 16 (93) |
| 64 | Obion County School DistrictTN | 0 | 71,000 | 3,280 | 14 (81) |
| 65 | Rhea County School DistrictTN | 0 | 69,000 | 4,290 | 14 (76) |
| 66 | Hardin County School DistrictTN | 0 | 68,000 | 3,570 | 17 (98) |
| 67 | Scott County School DistrictTN | 0 | 68,000 | 2,950 | 17 (67) |
| 68 | Macon County School DistrictTN | 0 | 68,000 | 4,000 | 14 (80) |
| 69 | Morgan County School DistrictTN | 0 | 65,000 | 2,880 | 18 (67) |
| 70 | Henry County School DistrictTN | 0 | 65,000 | 3,060 | 12 (81) |
| 71 | Tullahoma City School DistrictTN | 0 | 65,000 | 3,990 | 18 (80) |
| 72 | Fayette County School DistrictTN | 0 | 64,000 | 3,550 | 20 (94) |
| 73 | Smith County School DistrictTN | 0 | 63,000 | 3,050 | 17 (83) |
| 74 | Grainger County School DistrictTN | 0 | 62,000 | 3,390 | 18 (73) |
| 75 | Lenoir City School DistrictTN | 0 | 61,000 | 2,340 | 21 (82) |
| 76 | Humphreys County School DistrictTN | 0 | 61,000 | 3,020 | 17 (86) |
| 77 | Hickman County School DistrictTN | 0 | 59,000 | 3,390 | 15 (91) |
| 78 | Fentress County School DistrictTN | 0 | 56,000 | 2,260 | 18 (60) |
| 79 | Haywood County School DistrictTN | 0 | 55,000 | 2,930 | 13 (92) |
| 80 | Murfreesboro City School DistrictTN | 0 | 55,000 | 9,700 | 17 (87) |
| 81 | Bristol City School DistrictTN | 0 | 55,000 | 3,960 | 17 (66) |
| 82 | Millington Municipal School DistrictTN | 11,000 | 54,000 | 2,600 | 20 (94) |
| 83 | Franklin Special School DistrictTN | 0 | 53,000 | 3,590 | 13 (85) |
| 84 | Cannon County School DistrictTN | 0 | 52,000 | 1,980 | 18 (83) |
| 85 | Chester County School DistrictTN | 0 | 51,000 | 2,810 | 17 (90) |
| 86 | Elizabethton City School DistrictTN | 0 | 51,000 | 2,600 | 18 (70) |
| 87 | Lebanon Special School DistrictTN | 0 | 51,000 | 3,890 | 19 (89) |
| 88 | DeKalb County School DistrictTN | 0 | 51,000 | 2,950 | 16 (78) |
| 89 | Greeneville City School DistrictTN | 0 | 49,000 | 2,910 | 20 (77) |
| 90 | Grundy County School DistrictTN | 0 | 49,000 | 2,030 | 16 (62) |
| 91 | Wayne County School DistrictTN | 0 | 48,000 | 2,520 | 15 (85) |
| 92 | Union County School DistrictTN | 0 | 45,000 | 2,950 | 16 (73) |
| 93 | Unicoi County School DistrictTN | 0 | 43,000 | 2,420 | 16 (65) |
| 94 | Decatur County School DistrictTN | 0 | 43,000 | 2,130 | 16 (92) |
| 95 | Crockett County School DistrictTN | 0 | 42,000 | 2,020 | 15 (90) |
| 96 | Sequatchie County School DistrictTN | 0 | 42,000 | 2,220 | 16 (83) |
| 97 | Benton County School DistrictTN | 0 | 40,000 | 2,220 | 14 (85) |
| 98 | Dyersburg City School DistrictTN | 0 | 39,000 | 2,660 | 17 (87) |
| 99 | Milan Special School DistrictTN | 0 | 37,000 | 2,000 | 18 (88) |
| 100 | Stewart County School DistrictTN | 0 | 37,000 | 2,090 | 15 (82) |
Baltimore City schools suffer from outdated infrastructure, mold, lead contamination, and a lack of funding that has prevented many schools from installing both heating equipment and air conditioning — especially in its lower-income communities and communities of color.
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