The number of meetup groups in the Chapter program on a given date and the number of groups that joined during a given time period.
Total meetup groups in the chapter program as of Dec 31st, 2018
| Country | # of Groups | # of Members (non-unique) |
| us | 114 | 141,163 |
| in | 27 | 57,430 |
| es | 24 | 33,978 |
| de | 21 | 19,022 |
| it | 18 | 14,285 |
| jp | 16 | 9,451 |
| ca | 13 | 16,219 |
| nl | 12 | 9,853 |
| gb | 11 | 10,205 |
| ng | 11 | 9,461 |
| au | 10 | 16,602 |
| fr | 9 | 8,650 |
| br | 8 | 12,997 |
| id | 7 | 12,121 |
| ch | 7 | 4,126 |
| ph | 6 | 8,040 |
| np | 5 | 4,476 |
| co | 5 | 6,889 |
| fi | 5 | 3,185 |
| mx | 4 | 6,720 |
| pk | 4 | 14,549 |
| rs | 4 | 4,872 |
| cr | 3 | 5,210 |
| pl | 3 | 1,930 |
| dk | 3 | 2,204 |
| gr | 3 | 3,856 |
| bd | 3 | 5,051 |
| ro | 3 | 2,691 |
| ma | 2 | 2,564 |
| ug | 2 | 4,326 |
| ve | 2 | 864 |
| tw | 2 | 3,762 |
| ec | 2 | 2,668 |
| zw | 2 | 1,018 |
| bg | 2 | 1,024 |
| th | 2 | 3,779 |
| ar | 2 | 3,307 |
| ke | 2 | 3,717 |
| pt | 2 | 4,988 |
| vn | 2 | 1,875 |
| be | 2 | 1,127 |
| cm | 2 | 1,035 |
| eg | 1 | 2,332 |
| sz | 1 | 162 |
| sa | 1 | 2,792 |
| il | 1 | 346 |
| uy | 1 | 1,018 |
| sv | 1 | 676 |
| se | 1 | 2,219 |
| rw | 1 | 818 |
| tr | 1 | 1,747 |
| lr | 1 | 445 |
| bo | 1 | 736 |
| ua | 1 | 1,958 |
| mk | 1 | 991 |
| hk | 1 | 4,040 |
| cz | 1 | 511 |
| lt | 1 | 1,076 |
| tt | 1 | 669 |
| cl | 1 | 1,536 |
| my | 1 | 1,720 |
| jm | 1 | 793 |
| ni | 1 | 1,162 |
| lv | 1 | 439 |
| kh | 1 | 881 |
| pe | 1 | 443 |
| gh | 1 | 2,220 |
| za | 1 | 2,479 |
| sg | 1 | 2,987 |
| gt | 1 | 286 |
| si | 1 | 825 |
| tn | 1 | 456 |
| at | 1 | 1,997 |
| Total | 418 | 522,050 |
New meetup groups that joined the chapter program between Jan 1st, 2018 and Dec 31st, 2018
| Country | # of Groups | # of Members (non-unique) |
| us | 16 | 13,105 |
| jp | 15 | 6,279 |
| ng | 4 | 3,357 |
| in | 3 | 1,381 |
| it | 3 | 2,036 |
| de | 3 | 2,759 |
| np | 3 | 1,692 |
| es | 3 | 2,150 |
| ma | 2 | 2,564 |
| cr | 2 | 1,202 |
| fr | 2 | 2,862 |
| dk | 2 | 536 |
| gb | 2 | 1,092 |
| id | 2 | 2,233 |
| ph | 2 | 939 |
| eg | 1 | 2,332 |
| pl | 1 | 423 |
| ug | 1 | 1,435 |
| ve | 1 | 475 |
| sz | 1 | 162 |
| sa | 1 | 2,792 |
| il | 1 | 346 |
| uy | 1 | 1,018 |
| mx | 1 | 854 |
| sv | 1 | 676 |
| br | 1 | 2,137 |
| tw | 1 | 971 |
| se | 1 | 2,219 |
| ec | 1 | 1,714 |
| rw | 1 | 818 |
| nl | 1 | 429 |
| zw | 1 | 233 |
| bg | 1 | 477 |
| tr | 1 | 1,747 |
| Total | 83 | 65,445 |