Udon Thani at a glance
- Udon Thani runs 101.3 men per 100 women aged 20–39, measured at district level.
- That is the 7th-highest of the 26 Thailand cities we track.
- Thailand's national figure is 102.5, so Udon Thani runs 1 below the country as a whole.
- Between 15 and 49 it peaks at 110.1 around ages 20–24 and bottoms at 89.4 around 45–49.
- It stops being men-heavy at ages 30–34, where it falls to 98.3.
Every line is computed from the age table below. Green holds more women per man.
Men per 100 women, by age band
Every row is Udon Thani's own count at district level. Female surplus is women minus men, in people, so a positive number means more women in that band. Green holds more women, red more men.
| Age band | Men per 100 women | Men | Women | Female surplus |
|---|---|---|---|---|
| 0–4 | 105.5 | 6,546 | 6,206 | -340 |
| 5–9 | 103 | 9,307 | 9,040 | -267 |
| 10–14 | 102.9 | 11,425 | 11,105 | -320 |
| 15–19 | 102.5 | 11,809 | 11,520 | -289 |
| 20–24 | 110.1 | 13,010 | 11,813 | -1,197 |
| 25–29 | 102 | 14,007 | 13,735 | -272 |
| 30–34 | 98.3 | 13,874 | 14,107 | +233 |
| 35–39 | 96.1 | 13,219 | 13,753 | +534 |
| 40–44 | 91.9 | 13,901 | 15,119 | +1,218 |
| 45–49 | 89.4 | 14,710 | 16,453 | +1,743 |
| 50–54 | 86.5 | 14,858 | 17,177 | +2,319 |
| 55–59 | 82.6 | 13,261 | 16,063 | +2,802 |
| 60–64 | 80.2 | 10,907 | 13,597 | +2,690 |
| 65–69 | 75.1 | 8,398 | 11,176 | +2,778 |
| 70–74 | 71.9 | 5,779 | 8,043 | +2,264 |
| 75–79 | 71.4 | 3,954 | 5,534 | +1,580 |
| 80+ | 69.2 | 3,568 | 5,154 | +1,586 |
Census age-by-sex counts. Figures for 2024. Data updated August 6, 2026. A ratio is a supply number, not a measure of dating success.
Udon Thani population pyramid
The same counts as the table below, drawn. A ratio is one number per band; the pyramid shows how many people that band actually holds.
Udon Thani: men left, women right, one bar per five-year band. Only the surplus tip is shaded: dark blue = more men, orange = more women. The muted base is the matched part.
Put Udon Thani on the board
Ratio, cost, safety and visa for Udon Thani beside every city we track. Free, no sign-in.
Open Udon Thani in the research deskData updated