Population · Saudi Arabia
Saudi Arabia population forecast
Population, total
Model run: Sep 28, 2026 · TimesFM 2.5
12 months forecast · 2026
37.58M
Median forecast · p10-p90: 35.77M to 40.85M
24 months forecast · 2027
38.94M
Median forecast · p10-p90: 36.15M to 42.93M
36 months forecast · 2028
40.08M
Median forecast · p10-p90: 36.77M to 44.84M
Latest observed: 36.97M · 2025
Choose a horizon
The median and range update together.
History & forecast
White: observed history. Blue: forecast median. Shaded: p10-p90 model range.
Display-only line. World Bank data is annual: the forecasts are the yearly points marked on the chart. The monthly line between them is a straight-line interpolation for display, not a monthly forecast.
All values in People
Model validation
| Horizon | Tests | Model errorModel | No-change errorNo change | Band coverageCoverage |
|---|---|---|---|---|
| 12 months | 5 | 1.31M | 1.39M | 100.0% |
| 24 months | 4 | 1.97M | 2.48M | 75.0% |
| 36 months | 3 | 2.76M | 3.82M | 66.7% |
In these tests the model had lower average error than a no-change forecast at all 3 horizons. Rolling backtests of this model on the latest revised history; overlapping forecast errors are not independent. The p10-p90 band is a model range, not a calibrated guarantee. Methodology · Forecast audit
Evidence & context
Source data
Source & observed data
| Year | Value | Change |
|---|---|---|
| 2025 | 36.97M | +4.74% |
| 2024 | 35.30M | +4.74% |
| 2023 | 33.70M | +4.75% |
| 2022 | 32.18M | +4.52% |
| 2021 | 30.78M | −2.43% |
| 2020 | 31.55M | +4.95% |
| 2019 | 30.06M | −0.44% |
| 2018 | 30.20M | −2.52% |
| 2017 | 30.98M | +0.07% |
| 2016 | 30.95M | +3.82% |
Sources & limits
Source: World Bank, World Development Indicators · SP.POP.TOTL. Methodology · Forecast audit
Historical context
Outside the model
What could change this forecast?
A small, dated reading list. TimesFM sees the data series, not these stories. This context is not a trading signal.
No recent item selected for this series. We would rather leave this quiet than fill it with a weak match.
Selected for relevance, not a claim of causation. Source dates stay visible. Original reporting remains with its publisher.