The winning Oregon Pick 4 numbers for September 18, 2021 were: midday 5-9-6-9; day 8-4-5-1; evening 9-3-1-0; night 2-2-4-4.
Sum is the digits added together (5+5+0 = 10). Root sum keeps adding until one digit is left (10 → 1+0 = 1) — many regular players track it in their notebooks. Odd/Even marks each digit O or E (5-5-0 = OOE). High/Low marks 0–4 as L and 5–9 as H (5-5-0 = HHL).
Sum is the digits added together (5+5+0 = 10). Root sum keeps adding until one digit is left (10 → 1+0 = 1) — many regular players track it in their notebooks. Odd/Even marks each digit O or E (5-5-0 = OOE). High/Low marks 0–4 as L and 5–9 as H (5-5-0 = HHL).
Sum is the digits added together (5+5+0 = 10). Root sum keeps adding until one digit is left (10 → 1+0 = 1) — many regular players track it in their notebooks. Odd/Even marks each digit O or E (5-5-0 = OOE). High/Low marks 0–4 as L and 5–9 as H (5-5-0 = HHL).
Sum is the digits added together (5+5+0 = 10). Root sum keeps adding until one digit is left (10 → 1+0 = 1) — many regular players track it in their notebooks. Odd/Even marks each digit O or E (5-5-0 = OOE). High/Low marks 0–4 as L and 5–9 as H (5-5-0 = HHL).
| Date | Draw | Numbers | Sum | Root |
|---|---|---|---|---|
| Sep 18, 2021 | Night | 2-2-4-4 | 12 | 3 |
| Sep 18, 2021 | Evening | 9-3-1-0 | 13 | 4 |
| Sep 18, 2021 | Day | 8-4-5-1 | 18 | 9 |
| Sep 18, 2021 | Midday | 5-9-6-9 | 29 | 2 |
| Sep 17, 2021 | Night | 4-2-9-8 | 23 | 5 |
| Sep 17, 2021 | Evening | 9-4-0-6 | 19 | 1 |
| Sep 17, 2021 | Day | 2-2-3-7 | 14 | 5 |
| Sep 17, 2021 | Midday | 5-9-6-0 | 20 | 2 |
| Sep 16, 2021 | Night | 5-6-6-9 | 26 | 8 |
| Sep 16, 2021 | Evening | 6-3-2-6 | 17 | 8 |
| Sep 16, 2021 | Day | 6-7-9-1 | 23 | 5 |
| Sep 16, 2021 | Midday | 2-6-4-3 | 15 | 6 |
| Sep 15, 2021 | Night | 8-5-1-3 | 17 | 8 |
| Sep 15, 2021 | Evening | 5-0-8-1 | 14 | 5 |
| Sep 15, 2021 | Day | 0-4-5-5 | 14 | 5 |
| Sep 15, 2021 | Midday | 0-0-3-2 | 5 | 5 |
| Sep 14, 2021 | Night | 6-7-3-2 | 18 | 9 |
| Sep 14, 2021 | Evening | 1-9-5-2 | 17 | 8 |
| Sep 14, 2021 | Day | 6-4-0-3 | 13 | 4 |
| Sep 14, 2021 | Midday | 7-8-9-8 | 32 | 5 |
| Sep 13, 2021 | Night | 0-0-8-4 | 12 | 3 |
| Sep 13, 2021 | Evening | 3-0-8-5 | 16 | 7 |
| Sep 13, 2021 | Day | 5-6-2-1 | 14 | 5 |
| Sep 13, 2021 | Midday | 3-2-4-3 | 12 | 3 |
| Sep 12, 2021 | Night | 0-2-2-4 | 8 | 8 |
| Sep 12, 2021 | Evening | 9-4-4-5 | 22 | 4 |
| Sep 12, 2021 | Day | 1-2-2-0 | 5 | 5 |
| Sep 12, 2021 | Midday | 9-9-6-6 | 30 | 3 |