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 | 120,512 |
| in | 27 | 52,154 |
| es | 24 | 31,328 |
| de | 21 | 16,884 |
| it | 18 | 12,231 |
| jp | 16 | 8,974 |
| ca | 13 | 13,999 |
| nl | 12 | 8,748 |
| gb | 11 | 9,153 |
| ng | 11 | 8,640 |
| au | 10 | 14,663 |
| fr | 9 | 7,696 |
| br | 8 | 10,158 |
| id | 7 | 9,440 |
| ch | 7 | 3,811 |
| ph | 6 | 6,902 |
| np | 5 | 4,622 |
| co | 5 | 5,487 |
| fi | 5 | 2,833 |
| mx | 4 | 5,522 |
| pk | 4 | 10,610 |
| rs | 4 | 3,775 |
| cr | 3 | 4,351 |
| pl | 3 | 1,823 |
| dk | 3 | 1,806 |
| gr | 3 | 3,091 |
| bd | 3 | 4,014 |
| ro | 3 | 2,480 |
| ma | 2 | 2,525 |
| ug | 2 | 3,897 |
| ve | 2 | 585 |
| tw | 2 | 3,342 |
| ec | 2 | 2,012 |
| zw | 2 | 774 |
| bg | 2 | 1,007 |
| th | 2 | 2,880 |
| ar | 2 | 2,533 |
| ke | 2 | 2,857 |
| pt | 2 | 4,604 |
| vn | 2 | 981 |
| be | 2 | 948 |
| cm | 2 | 707 |
| eg | 1 | 2,081 |
| sz | 1 | 124 |
| sa | 1 | 2,498 |
| il | 1 | 277 |
| uy | 1 | 838 |
| sv | 1 | 567 |
| se | 1 | 1,989 |
| rw | 1 | 793 |
| tr | 1 | 1,433 |
| lr | 1 | 178 |
| bo | 1 | 547 |
| ua | 1 | 1,413 |
| mk | 1 | 836 |
| hk | 1 | 3,369 |
| cz | 1 | 433 |
| lt | 1 | 897 |
| cl | 1 | 1,424 |
| my | 1 | 1,387 |
| jm | 1 | 529 |
| ni | 1 | 930 |
| lv | 1 | 381 |
| kh | 1 | 516 |
| pe | 1 | 324 |
| gh | 1 | 2,300 |
| za | 1 | 2,107 |
| sg | 1 | 2,628 |
| gt | 1 | 317 |
| si | 1 | 679 |
| tn | 1 | 274 |
| at | 1 | 1,754 |
| Total | 417 | 449,182 |
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 | 11,390 |
| jp | 15 | 6,168 |
| ng | 4 | 4,029 |
| in | 3 | 2,243 |
| it | 3 | 1,794 |
| de | 3 | 2,313 |
| np | 3 | 2,263 |
| es | 3 | 2,530 |
| ma | 2 | 2,525 |
| cr | 2 | 1,024 |
| fr | 2 | 2,545 |
| dk | 2 | 425 |
| gb | 2 | 978 |
| id | 2 | 2,341 |
| ph | 2 | 726 |
| eg | 1 | 2,081 |
| pl | 1 | 536 |
| ug | 1 | 1,387 |
| ve | 1 | 320 |
| sz | 1 | 124 |
| sa | 1 | 2,498 |
| il | 1 | 277 |
| uy | 1 | 838 |
| mx | 1 | 922 |
| sv | 1 | 567 |
| br | 1 | 1,764 |
| tw | 1 | 819 |
| se | 1 | 1,989 |
| ec | 1 | 1,420 |
| rw | 1 | 793 |
| nl | 1 | 347 |
| zw | 1 | 210 |
| bg | 1 | 549 |
| tr | 1 | 1,433 |
| Total | 83 | 62,168 |