| Name | Level | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 
|---|---|---|---|---|---|---|---|
| of territorial units | |||||||
| Number of dwellings connected to district heating | |||||||
| Budapest | capital, regiona | 238 565 | 239 004 | 239 197 | 239 350 | 239 422 | 239 993 | 
| Pest | county, regionb | 19 780 | 19 775 | 19 780 | 19 856 | 19 905 | 19 893 | 
| Central Hungary | large regionc | 258 345 | 258 779 | 258 977 | 259 206 | 259 327 | 259 886 | 
| Fejér | county | 41 608 | 42 074 | 41 919 | 42 081 | 42 222 | 42 516 | 
| Komárom-Esztergom | county | 37 419 | 37 380 | 37 437 | 37 137 | 37 234 | 37 650 | 
| Veszprém | county | 22 322 | 22 326 | 22 329 | 22 337 | 22 331 | 22 321 | 
| Central Transdanubia | region | 101 349 | 101 780 | 101 685 | 101 555 | 101 787 | 102 487 | 
| Győr-Moson-Sopron | county | 34 672 | 34 772 | 34 844 | 35 065 | 35 578 | 35 837 | 
| Vas | county | 15 500 | 15 493 | 15 581 | 15 624 | 15 715 | 15 906 | 
| Zala | county | 1 192 | 1 126 | 1 126 | 1 126 | 1 126 | 1 126 | 
| Western Transdanubia | region | 51 364 | 51 391 | 51 551 | 51 815 | 52 419 | 52 869 | 
| Baranya | county | 41 176 | 40 439 | 40 458 | 40 773 | 40 687 | 40 727 | 
| Somogy | county | 8 203 | 8 188 | 8 206 | 8 268 | 8 257 | 8 295 | 
| Tolna | county | 10 967 | 11 248 | 11 248 | 11 251 | 11 269 | 11 269 | 
| Southern Transdanubia | region | 60 346 | 59 875 | 59 912 | 60 292 | 60 213 | 60 291 | 
| Transdanubia | large region | 213 059 | 213 046 | 213 148 | 213 662 | 214 419 | 215 647 | 
| Borsod-Abaúj-Zemplén | county | 53 350 | 53 205 | 53 383 | 53 657 | 53 401 | 53 568 | 
| Heves | county | 7 622 | 7 623 | 7 623 | 7 640 | 7 640 | 7 639 | 
| Nógrád | county | 3 934 | 3 934 | 3 934 | 3 978 | 3 971 | 3 971 | 
| Northern Hungary | region | 64 906 | 64 762 | 64 940 | 65 275 | 65 012 | 65 178 | 
| Hajdú-Bihar | county | 34 739 | 34 739 | 34 743 | 34 607 | 34 615 | 34 615 | 
| Jász-Nagykun-Szolnok | county | 8 869 | 8 978 | 8 906 | 8 905 | 8 921 | 8 952 | 
| Szabolcs-Szatmár-Bereg | county | 19 636 | 19 628 | 19 624 | 19 638 | 19 642 | 19 643 | 
| Northern Great Plain | region | 63 244 | 63 345 | 63 273 | 63 150 | 63 178 | 63 210 | 
| Bács-Kiskun | county | 15 811 | 15 820 | 15 832 | 15 832 | 15 798 | 15 860 | 
| Békés | county | 151 | 151 | 151 | 151 | 151 | 151 | 
| Csongrád-Csanád | county | 32 813 | 32 809 | 32 808 | 32 810 | 32 806 | 32 842 | 
| Southern Great Plain | region | 48 775 | 48 780 | 48 791 | 48 793 | 48 755 | 48 853 | 
| Great Plain and North | large region | 176 925 | 176 887 | 177 004 | 177 218 | 176 945 | 177 241 | 
| Total | country | 648 329 | 648 712 | 649 129 | 650 086 | 650 691 | 652 774 | 
| Number of dwellings connected to hot water supply | |||||||
| Budapest | capital, regiona | 226 370 | 226 845 | 227 185 | 227 333 | 227 441 | 227 746 | 
| Pest | county, regionb | 19 605 | 19 602 | 19 620 | 19 681 | 19 689 | 19 674 | 
| Central Hungary | large regionc | 245 975 | 246 447 | 246 805 | 247 014 | 247 130 | 247 420 | 
| Fejér | county | 31 754 | 32 055 | 32 087 | 32 072 | 32 180 | 32 444 | 
| Komárom-Esztergom | county | 33 909 | 33 875 | 33 948 | 34 305 | 34 349 | 34 309 | 
| Veszprém | county | 20 526 | 20 530 | 20 542 | 20 555 | 20 550 | 20 542 | 
| Central Transdanubia | region | 86 189 | 86 460 | 86 577 | 86 932 | 87 079 | 87 295 | 
| Győr-Moson-Sopron | county | 31 306 | 31 435 | 31 509 | 31 748 | 32 203 | 32 541 | 
| Vas | county | 9 741 | 9 762 | 9 842 | 9 905 | 10 087 | 10 267 | 
| Zala | county | 1 034 | 968 | 968 | 968 | 968 | 968 | 
| Western Transdanubia | region | 42 081 | 42 165 | 42 319 | 42 621 | 43 258 | 43 776 | 
| Baranya | county | 38 089 | 37 666 | 37 685 | 37 984 | 37 935 | 37 963 | 
| Somogy | county | 7 528 | 7 524 | 7 542 | 7 542 | 7 531 | 7 588 | 
| Tolna | county | 10 833 | 10 986 | 10 986 | 10 986 | 11 004 | 11 004 | 
| Southern Transdanubia | region | 56 450 | 56 176 | 56 213 | 56 512 | 56 470 | 56 555 | 
| Transdanubia | large region | 184 720 | 184 801 | 185 109 | 186 065 | 186 807 | 187 626 | 
| Borsod-Abaúj-Zemplén | county | 47 559 | 49 103 | 47 659 | 47 518 | 47 666 | 47 801 | 
| Heves | county | 7 054 | 7 055 | 7 055 | 7 073 | 7 073 | 7 072 | 
| Nógrád | county | 3 900 | 3 900 | 3 900 | 3 942 | 3 942 | 3 942 | 
| Northern Hungary | region | 58 513 | 60 058 | 58 614 | 58 533 | 58 681 | 58 815 | 
| Hajdú-Bihar | county | 34 239 | 34 256 | 34 256 | 34 280 | 34 317 | 34 312 | 
| Jász-Nagykun-Szolnok | county | 8 859 | 8 977 | 8 905 | 8 905 | 8 912 | 9 044 | 
| Szabolcs-Szatmár-Bereg | county | 18 844 | 18 845 | 18 842 | 18 850 | 18 855 | 18 838 | 
| Northern Great Plain | region | 61 942 | 62 078 | 62 003 | 62 035 | 62 084 | 62 194 | 
| Bács-Kiskun | county | 14 994 | 14 968 | 15 068 | 15 076 | 14 778 | 14 900 | 
| Békés | county | – | – | – | – | – | – | 
| Csongrád-Csanád | county | 31 627 | 31 628 | 31 626 | 31 641 | 31 629 | 31 637 | 
| Southern Great Plain | region | 46 621 | 46 596 | 46 694 | 46 717 | 46 407 | 46 537 | 
| Great Plain and North | large region | 167 076 | 168 732 | 167 311 | 167 285 | 167 172 | 167 546 | 
| Total | country | 597 771 | 599 980 | 599 225 | 600 364 | 601 109 | 602 592 |