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 | 120,212 |
| in | 27 | 50,446 |
| es | 24 | 30,943 |
| de | 21 | 16,723 |
| it | 18 | 11,977 |
| jp | 16 | 8,694 |
| ca | 13 | 13,984 |
| nl | 12 | 8,572 |
| gb | 11 | 9,122 |
| ng | 11 | 7,928 |
| au | 10 | 14,583 |
| fr | 9 | 7,674 |
| br | 8 | 10,077 |
| id | 7 | 9,025 |
| ch | 7 | 3,787 |
| ph | 6 | 6,676 |
| np | 5 | 4,356 |
| co | 5 | 5,449 |
| fi | 5 | 2,760 |
| mx | 4 | 5,486 |
| pk | 4 | 10,404 |
| rs | 4 | 3,764 |
| cr | 3 | 4,241 |
| pl | 3 | 1,800 |
| dk | 3 | 1,805 |
| gr | 3 | 3,088 |
| bd | 3 | 3,862 |
| ro | 3 | 2,416 |
| ma | 2 | 2,489 |
| ug | 2 | 3,768 |
| ve | 2 | 567 |
| tw | 2 | 3,266 |
| ec | 2 | 2,003 |
| zw | 2 | 763 |
| bg | 2 | 920 |
| th | 2 | 2,873 |
| ar | 2 | 2,518 |
| ke | 2 | 2,801 |
| pt | 2 | 4,564 |
| vn | 2 | 962 |
| be | 2 | 944 |
| cm | 2 | 687 |
| eg | 1 | 2,081 |
| sz | 1 | 108 |
| sa | 1 | 2,498 |
| il | 1 | 276 |
| uy | 1 | 837 |
| sv | 1 | 564 |
| se | 1 | 1,991 |
| rw | 1 | 769 |
| tr | 1 | 1,434 |
| lr | 1 | 175 |
| bo | 1 | 545 |
| ua | 1 | 1,413 |
| mk | 1 | 835 |
| hk | 1 | 3,310 |
| cz | 1 | 432 |
| lt | 1 | 895 |
| cl | 1 | 1,421 |
| my | 1 | 1,356 |
| jm | 1 | 528 |
| ni | 1 | 891 |
| lv | 1 | 382 |
| kh | 1 | 517 |
| pe | 1 | 322 |
| gh | 1 | 2,293 |
| za | 1 | 2,106 |
| sg | 1 | 2,633 |
| gt | 1 | 314 |
| si | 1 | 680 |
| tn | 1 | 274 |
| at | 1 | 1,754 |
| Total | 417 | 442,613 |
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 | 11,322 |
| jp | 15 | 5,917 |
| ng | 4 | 3,434 |
| in | 3 | 1,929 |
| it | 3 | 1,741 |
| de | 3 | 2,283 |
| np | 3 | 2,028 |
| es | 3 | 2,359 |
| ma | 2 | 2,489 |
| cr | 2 | 997 |
| fr | 2 | 2,538 |
| dk | 2 | 425 |
| gb | 2 | 977 |
| id | 2 | 2,182 |
| ph | 2 | 718 |
| eg | 1 | 2,081 |
| pl | 1 | 535 |
| ug | 1 | 1,349 |
| ve | 1 | 303 |
| sz | 1 | 108 |
| sa | 1 | 2,498 |
| il | 1 | 276 |
| uy | 1 | 837 |
| mx | 1 | 920 |
| sv | 1 | 564 |
| br | 1 | 1,763 |
| tw | 1 | 796 |
| se | 1 | 1,991 |
| ec | 1 | 1,410 |
| rw | 1 | 769 |
| nl | 1 | 343 |
| zw | 1 | 199 |
| bg | 1 | 509 |
| tr | 1 | 1,434 |
| Total | 83 | 60,024 |