Number 21

In Idaho Cash under the 5/45 · since Mar 2017 rules — 2,025 draws, 5 from 1–45.

222times drawn · chance expected 225 −0.21σ

4draws waiting · a wait this long: 70% for any number

9.1average wait between appearances · chance says 9.0

48longest completed wait · 58% chance of one at least that long

21 is drawn as often as chance explains

Drawn 222 times in 2,025 draws against 225.0 expected, −0.21σ. Each draw is independent: after 4 draws away it is exactly as likely tonight as a number drawn yesterday.

Number 21, draw by draw

Drawn 222 times in 2,025 draws · average wait 9.1 draws · longest completed wait 48 · waiting 4 draws now

a completed wait — darker is longer the wait still running — a lower bound, not a finished gap

Where it lands in a sorted draw

Sort a draw and 21 has a favourite seat — chance gives a small number the low positions more often. That is the shape of sorting, not of the machine.

1st smallest15 · chance 17.4
2nd smallest68 · chance 66.2
3rd smallest88 · chance 85.8
4th smallest44 · chance 44.7
5th smallest7 · chance 7.9

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 20.2 shared draws, and the leaders are simply the ones that came out ahead this time.

12 8 34 43 4 5

It has shared a draw with every one of the other 44 numbers; chance expected about 0.0 still unmet by now. Every pair →

How many people play it

Under the crowd model, 21 is picked about 1.22× as often as an indifferent choice — 15th most popular of 45. That changes nothing about whether it comes up, and everything about how many ways a jackpot on it would be shared.

Numbers 1–31 — the birthday zone ×1.22

The model and its sources → · What people believe about 21 →

Every draw it appeared in

Date	Wait	Position	The draw
2026-10-07	5	4th	5 9 10 21 22
2026-10-02	34	2nd	20 21 24 30 44
2026-08-29	4	3rd	3 17 21 28 41
2026-08-25	1	1st	21 28 29

What this cannot tell you

Nothing here predicts the next draw. A number’s history is a record of a fair machine’s past, and the machine keeps none of it: 21 is drawn with probability 5/45 tonight whatever it did last week.

2026-02-21	2	1st	21 34 36 38 43
2026-02-19	22	3rd	1 4 21 31 43
2026-01-28	6	4th	5 16 19 21 34
2026-01-22	23	3rd	12 15 21 35 41
2025-12-30	7	2nd	3 21 25 38 43
2025-12-23	8	3rd	2 3 21 31 38
2025-12-15	28	3rd	11 17 21 25 36
2025-11-16	18	4th	6 9 16 21 36
2025-10-29	1	3rd	7 10 21 28 44
2025-10-28	8	4th	8 9 20 21 41
2025-10-19	23	3rd	15 19 21 26 27
2025-09-26	10	3rd	4 12 21 37 38
2025-09-16	7	3rd	7 8 21 23 39
2025-09-09	4	1st	21 23 28 30 38
2025-09-05	1	3rd	11 18 21 34 42
2025-09-04	39	3rd	10 13 21 28 45
2025-07-27	2	4th	3 12 18 21 30
2025-07-25	10	2nd	3 21 27 32 43
2025-07-15	25	2nd	8 21 26 29 42
2025-06-20	12	4th	7 10 18 21 27
2025-06-08	4	4th	1 8 19 21 29
2025-06-04	12	2nd	5 21 26 27 34
2025-05-23	8	3rd	2 7 21 42 45
2025-05-15	11	2nd	17 21 31 34 40
2025-05-04	9	3rd	6 8 21 33 41
2025-04-25	24	4th	1 8 15 21 42
2025-04-01	15	2nd	4 21 28 32 37
2025-03-17	1	2nd	20 21 23 25 26
2025-03-16	1	4th	8 18 19 21 22
2025-03-15	2	3rd	5 16 21 26 41
2025-03-13	10	4th	8 18 19 21 23
2025-03-03	3	2nd	7 21 26 33 35
2025-02-28	7	3rd	4 6 21 27 42
2025-02-21	2	4th	5 15 19 21 37
2025-02-19	13	4th	7 15 17 21 29
2025-02-06	20	3rd	4 14 21 33 42
2025-01-17	1	4th	5 8 15 21 41
2025-01-16	1	2nd	7 21 23 25 40
2025-01-15	1	5th	1 5 8 16 21
2025-01-14	16	3rd	7 13 21 34 40
2024-12-29	16	3rd	5 14 21 29 30
2024-12-13	8	5th	1 11 14 20 21
2024-12-05	9	3rd	4 20 21 33 40
2024-11-26	6	2nd	4 21 23 29 32
2024-11-20	10	3rd	7 12 21 33 35
2024-11-10	7	1st	21 26 35 42 43
2024-11-03	9	3rd	3 12 21 34 40
2024-10-25	8	2nd	3 21 34 36 44
2024-10-17	5	5th	13 14 17 18 21
2024-10-12	15	2nd	8 21 28 34 44
2024-09-27	2	4th	3 5 19 21 23
2024-09-25	10	1st	21 32 38 40 41
2024-09-15	7	2nd	15 21 26 28 29
2024-09-08	7	3rd	3 11 21 23 37
2024-09-01	9	3rd	1 4 21 39 44
2024-08-23	3	3rd	6 16 21 25 31
2024-08-20	4	3rd	1 11 21 34 41
2024-08-16	22	3rd	4 11 21 31 42
2024-07-25	10	4th	1 6 18 21 23
2024-07-15	6	1st	21 29 35 36 43
2024-07-09	11	1st	21 25 32 34 41
2024-06-28	9	3rd	16 18 21 38 44
2024-06-19	11	2nd	7 21 24 26 30
2024-06-08	3	2nd	8 21 25 36 41
2024-06-05	17	2nd	17 21 27 34 44
2024-05-19	4	2nd	7 21 29 30 34
2024-05-15	1	2nd	9 21 22 29 33
2024-05-14	6	3rd	7 12 21 39 42
2024-05-08	12	2nd	6 21 36 42 44
2024-04-26	7	4th	1 8 15 21 30
2024-04-19	1	2nd	16 21 23 33 43
2024-04-18	20	2nd	11 21 26 30 33
2024-03-29	1	3rd	2 13 21 43 44
2024-03-28	14	3rd	8 19 21 32 42
2024-03-14	2	2nd	1 21 25 39 43
2024-03-12	1	4th	13 18 20 21 26
2024-03-11	5	3rd	17 18 21 40 41
2024-03-06	14	3rd	8 12 21 36 37
2024-02-21	4	3rd	1 8 21 22 28
2024-02-17	1	4th	4 5 12 21 45
2024-02-16	3	3rd	4 18 21 24 35
2024-02-13	18	4th	2 12 13 21 27
2024-01-26	2	3rd	16 19 21 31 43
2024-01-24	1	3rd	5 10 21 26 37
2024-01-23	5	3rd	4 16 21 27 35
2024-01-18	23	1st	21 24 25 36 45
2023-12-26	2	3rd	13 14 21 25 28
2023-12-24	2	3rd	2 12 21 37 39
2023-12-22	18	4th	3 7 19 21 40
2023-12-04	4	4th	2 7 18 21 40
2023-11-30	4	1st	21 27 32 37 39
2023-11-26	5	3rd	14 15 21 26 31
2023-11-21	17	3rd	10 20 21 41 43
2023-11-04	8	2nd	17 21 26 34 39
2023-10-27	6	3rd	5 12 21 23 30
2023-10-21	1	3rd	9 12 21 30 39
2023-10-20	2	2nd	5 21 22 41 42
2023-10-18	3	3rd	7 8 21 37 40
2023-10-15	7	2nd	16 21 27 41 44
2023-10-08	2	3rd	3 16 21 28 41
2023-10-06	1	5th	5 8 13 20 21
2023-10-05	14	2nd	19 21 24 25 33
2023-09-21	1	2nd	15 21 35 43 45
2023-09-20	1	3rd	2 12 21 35 45
2023-09-19	25	3rd	7 20 21 31 43
2023-08-25	11	1st	21 26 38 41 44
2023-08-14	4	3rd	4 7 21 25 39
2023-08-10	2	4th	10 11 19 21 31
2023-08-08	6	3rd	12 17 21 27 45
2023-08-02	9	3rd	5 11 21 25 27
2023-07-24	3	3rd	8 11 21 28 42
2023-07-21	26	2nd	20 21 33 40 43
2023-06-25	2	3rd	2 19 21 27 42
2023-06-23	39	3rd	11 15 21 25 44
2023-05-15	1	4th	6 11 19 21 23
2023-05-14	2	3rd	5 10 21 26 31
2023-05-12	13	4th	3 4 17 21 30
2023-04-29	2	3rd	8 10 21 32 40
2023-04-27	11	2nd	15 21 30 33 44
2023-04-16	2	3rd	14 17 21 22 45
2023-04-14	5	2nd	16 21 34 36 40
2023-04-09	6	2nd	17 21 29 33 44
2023-04-03	40	4th	2 10 12 21 39
2023-02-22	3	5th	3 6 8 20 21
2023-02-19	6	3rd	11 12 21 26 39
2023-02-13	4	3rd	13 16 21 30 37
2023-02-09	3	1st	21 24 36 37 40
2023-02-06	21	2nd	10 21 23 31 39
2023-01-16	3	2nd	15 21 26 27 29
2023-01-13	33	1st	21 23 24 27 37
2022-12-11	1	3rd	2 15 21 22 27
2022-12-10	7	3rd	14 20 21 30 43
2022-12-03	1	1st	21 24 29 33 38
2022-12-02	8	4th	12 16 18 21 41
2022-11-24	13	3rd	6 13 21 25 44
2022-11-11	2	2nd	7 21 24 29 31
2022-11-09	1	3rd	8 17 21 39 44
2022-11-08	7	2nd	4 21 22 24 39
2022-11-01	1	4th	11 12 19 21 31
2022-10-29	48	2nd	13 21 22 23 29
2022-04-30	12	2nd	8 21 28 41 45
2022-03-19	3	3rd	1 12 21 34 44
2022-03-09	2	4th	4 11 12 21 26
2022-03-02	6	3rd	3 9 21 22 24
2022-02-09	3	4th	13 16 19 21 22
2022-01-29	17	3rd	6 18 21 23 36
2021-12-01	8	2nd	8 21 30 32 38
2021-11-03	29	2nd	18 21 33 34 35
2021-07-24	3	3rd	7 20 21 35 38
2021-07-14	30	3rd	9 16 21 24 39
2021-03-31	4	3rd	5 6 21 24 42
2021-03-17	6	4th	2 11 18 21 23
2021-02-24	11	3rd	2 4 21 29 39
2021-01-16	24	2nd	9 21 37 38 43
2020-10-24	18	4th	7 13 20 21 37
2020-08-22	5	4th	8 9 12 21 44
2020-08-05	2	4th	3 14 20 21 44
2020-07-29	3	2nd	6 21 34 41 44
2020-07-18	13	1st	21 25 27 33 34
2020-06-03	6	3rd	4 15 21 34 40
2020-05-13	14	3rd	2 19 21 25 33
2020-03-25	9	2nd	16 21 25 37 40
2020-02-22	11	2nd	9 21 24 40 41
2020-01-15	13	3rd	7 14 21 24 35
2019-11-30	7	3rd	3 18 21 26 43
2019-11-06	23	3rd	9 10 21 22 40
2019-08-17	1	4th	2 12 17 21 24
2019-08-14	5	2nd	18 21 31 33 37
2019-07-27	5	2nd	18 21 30 38 45
2019-07-10	3	3rd	1 20 21 29 45
2019-06-29	2	2nd	20 21 35 42 43
2019-06-22	12	5th	1 9 12 17 21
2019-05-11	8	2nd	18 21 28 29 45
2019-04-13	2	2nd	17 21 24 30 45
2019-04-06	10	3rd	4 10 21 33 43
2019-03-02	30	4th	1 11 15 21 32
2018-11-17	3	2nd	10 21 30 34 45
2018-11-07	6	4th	3 17 20 21 37
2018-10-17	7	2nd	17 21 24 40 43
2018-09-22	10	2nd	15 21 23 27 31
2018-08-18	2	2nd	12 21 25 33 34
2018-08-11	20	2nd	17 21 31 39 41
2018-06-02	7	1st	21 22 34 35 37
2018-05-09	4	3rd	8 18 21 30 36
2018-04-25	11	4th	5 9 20 21 35
2018-03-17	24	4th	4 8 18 21 37
2017-12-23	19	5th	3 5 9 11 21
2017-10-18	1	2nd	1 21 27 30 38
2017-10-14	12	2nd	5 21 22 37 42
2017-09-02	10	3rd	5 6 21 25 29
2017-07-29	2	2nd	12 21 22 24 37
2017-07-22	3	3rd	11 15 21 32 39
2017-07-12	2	3rd	6 7 21 25 38
2017-07-05	4	2nd	5 21 30 33 34
2017-06-21	6	4th	2 4 10 21 38
2017-05-31	8	2nd	5 21 27 38 40
2017-05-03	2	4th	2 13 20 21 30
2017-04-26	—	3rd	2 10 21 44 45