Number of 1-year-olds, by sex in Sri Lanka
Sri Lanka: Number of 1-year-olds, by sex was 158,942 people in 2023. ▲ Rising
Number of 1-year-olds, by sex in Sri Lanka, 1950–2023
Source: UN, World Population Prospects (2024) – processed by Our World in Data. Measured in people.
Analysis
The most recent figure for number of 1-year-olds, by sex in Sri Lanka is 158,942 people, measured in 2023.
That represents a change of down 0.7% on the previous year and down 9.7% over ten years.
Over the whole period, number of 1-year-olds, by sex in Sri Lanka peaked at 199,965 people in 1981 and was at its lowest, 121,475 people, in 1951.
Sri Lanka ranks 70th of 236 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 74 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 133,481 people | 121,475 people | 149,895 people | 10 |
| 1960s | 165,647 people | 155,056 people | 176,250 people | 10 |
| 1970s | 178,904 people | 174,940 people | 190,406 people | 10 |
| 1980s | 179,023 people | 156,975 people | 199,965 people | 10 |
| 1990s | 163,731 people | 157,370 people | 169,030 people | 10 |
| 2000s | 176,734 people | 168,907 people | 180,483 people | 10 |
| 2010s | 173,085 people | 164,181 people | 180,021 people | 10 |
| 2020s | 160,884 people | 158,942 people | 162,945 people | 4 |
Countries ranked near Sri Lanka
More reference data data for Sri Lanka
- Summer temperature anomalies 0.2745 °C (2026)
- Temperature anomalies by month 0.0088 °C (2026)
- Spring temperature anomalies 0.1264 °C (2026)
- Winter temperature anomalies 0.372 °C (2025)
- Universal right to vote in practice 2 (2025)
- Consumer price index 292.34 2010 = 100 (2025)
- Autumn temperature anomalies 0.7892 °C (2025)
- Annual precipitation 2,057 millimeters (2025)
- Chief executive of the government is elected 1 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is number of 1-year-olds, by sex in Sri Lanka?
- Number of 1-year-olds, by sex in Sri Lanka was 158,942 people in 2023, according to UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest number of 1-year-olds, by sex recorded in Sri Lanka?
- The highest recorded value was 199,965 people in 1981.
- What is the lowest number of 1-year-olds, by sex recorded in Sri Lanka?
- The lowest recorded value was 121,475 people in 1951.
- How does Sri Lanka rank for number of 1-year-olds, by sex?
- Sri Lanka ranks 70th out of 236 countries with data for 2023.
- Is number of 1-year-olds, by sex rising or falling in Sri Lanka?
- Over the last ten years it is down 9.7%. The long-run trend across the full record is rising.
- Where does this Sri Lanka data come from?
- The figures come from UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Number of 1-year-olds, by sex. Statizoid updates them automatically from the source API.
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About this data
The total population, measured on 1 July of the year shown. This only includes women aged 1.