Urban area over the long-term in Hong Kong
Hong Kong: Urban area over the long-term was 305.85 km² per grid cell in 2025. ◆ Volatile
Latest (2025)
305.85 km² per grid cell
Change on year
up 0.4%
World rank
148th
of 202 countries
All-time high
305.85 km² per grid cell
in 2025
All-time low
0.0001 km² per grid cell
in 1000
Years of data
108
1000–2025
Urban area over the long-term in Hong Kong, 1000–2025
Source: HYDE (2025) – with minor processing by Our World in Data. Measured in km² per grid cell.
Analysis
The most recent figure for urban area over the long-term in Hong Kong is 305.85 km² per grid cell, measured in 2025. That is the highest value across all 108 years on record.
Compared with earlier readings it is up 0.4% on the previous year and up 5.5% over ten years.
Over the whole period, urban area over the long-term in Hong Kong peaked at 305.85 km² per grid cell in 2025 and was at its lowest, 0.0001 km² per grid cell, in 1000.
Hong Kong ranks 148th of 202 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1000s | 0.0001 km² per grid cell | 0.0001 km² per grid cell | 0.0001 km² per grid cell | 1 |
| 1100s | 0.0007 km² per grid cell | 0.0007 km² per grid cell | 0.0007 km² per grid cell | 1 |
| 1200s | 0.0023 km² per grid cell | 0.0023 km² per grid cell | 0.0023 km² per grid cell | 1 |
| 1300s | 0.0002 km² per grid cell | 0.0002 km² per grid cell | 0.0002 km² per grid cell | 1 |
| 1400s | 0.0005 km² per grid cell | 0.0005 km² per grid cell | 0.0005 km² per grid cell | 1 |
| 1500s | 0.0016 km² per grid cell | 0.0016 km² per grid cell | 0.0016 km² per grid cell | 1 |
| 1600s | 0.0046 km² per grid cell | 0.0046 km² per grid cell | 0.0046 km² per grid cell | 1 |
| 1700s | 0.0136 km² per grid cell | 0.0136 km² per grid cell | 0.0136 km² per grid cell | 1 |
| 1710s | 0.062 km² per grid cell | 0.062 km² per grid cell | 0.062 km² per grid cell | 1 |
| 1720s | 0.1143 km² per grid cell | 0.1143 km² per grid cell | 0.1143 km² per grid cell | 1 |
| 1730s | 0.1709 km² per grid cell | 0.1709 km² per grid cell | 0.1709 km² per grid cell | 1 |
| 1740s | 0.232 km² per grid cell | 0.232 km² per grid cell | 0.232 km² per grid cell | 1 |
| 1750s | 0.2979 km² per grid cell | 0.2979 km² per grid cell | 0.2979 km² per grid cell | 1 |
| 1760s | 0.3689 km² per grid cell | 0.3689 km² per grid cell | 0.3689 km² per grid cell | 1 |
| 1770s | 0.4453 km² per grid cell | 0.4453 km² per grid cell | 0.4453 km² per grid cell | 1 |
| 1780s | 0.5274 km² per grid cell | 0.5274 km² per grid cell | 0.5274 km² per grid cell | 1 |
| 1790s | 0.6156 km² per grid cell | 0.6156 km² per grid cell | 0.6156 km² per grid cell | 1 |
| 1800s | 0.7102 km² per grid cell | 0.7102 km² per grid cell | 0.7102 km² per grid cell | 1 |
| 1810s | 0.8114 km² per grid cell | 0.8114 km² per grid cell | 0.8114 km² per grid cell | 1 |
| 1820s | 0.9192 km² per grid cell | 0.9192 km² per grid cell | 0.9192 km² per grid cell | 1 |
| 1830s | 1.19 km² per grid cell | 1.19 km² per grid cell | 1.19 km² per grid cell | 1 |
| 1840s | 1.54 km² per grid cell | 1.54 km² per grid cell | 1.54 km² per grid cell | 1 |
| 1850s | 1.84 km² per grid cell | 1.84 km² per grid cell | 1.84 km² per grid cell | 1 |
| 1860s | 4.49 km² per grid cell | 4.49 km² per grid cell | 4.49 km² per grid cell | 1 |
| 1870s | 7.05 km² per grid cell | 7.05 km² per grid cell | 7.05 km² per grid cell | 1 |
| 1880s | 9.21 km² per grid cell | 9.21 km² per grid cell | 9.21 km² per grid cell | 1 |
| 1890s | 10.64 km² per grid cell | 10.64 km² per grid cell | 10.64 km² per grid cell | 1 |
| 1900s | 13.35 km² per grid cell | 13.35 km² per grid cell | 13.35 km² per grid cell | 1 |
| 1910s | 18.3 km² per grid cell | 18.3 km² per grid cell | 18.3 km² per grid cell | 1 |
| 1920s | 21.39 km² per grid cell | 21.39 km² per grid cell | 21.39 km² per grid cell | 1 |
| 1930s | 24.5 km² per grid cell | 24.5 km² per grid cell | 24.5 km² per grid cell | 1 |
| 1940s | 50.56 km² per grid cell | 50.56 km² per grid cell | 50.56 km² per grid cell | 1 |
| 1950s | 81.44 km² per grid cell | 43.94 km² per grid cell | 91.87 km² per grid cell | 10 |
| 1960s | 109.66 km² per grid cell | 94.11 km² per grid cell | 123.89 km² per grid cell | 10 |
| 1970s | 142.81 km² per grid cell | 127.31 km² per grid cell | 158.08 km² per grid cell | 10 |
| 1980s | 181.87 km² per grid cell | 160.87 km² per grid cell | 205.69 km² per grid cell | 10 |
| 1990s | 231.67 km² per grid cell | 210.4 km² per grid cell | 248.24 km² per grid cell | 10 |
| 2000s | 263.61 km² per grid cell | 249.99 km² per grid cell | 277.13 km² per grid cell | 10 |
| 2010s | 289.02 km² per grid cell | 280.17 km² per grid cell | 297.94 km² per grid cell | 10 |
| 2020s | 302.9 km² per grid cell | 299.93 km² per grid cell | 305.85 km² per grid cell | 6 |
Countries ranked near Hong Kong
More reference data data for Hong Kong
- Spring temperature anomalies 1.42 °C (2026)
- Summer temperature anomalies 0.441 °C (2026)
- Temperature anomalies by month 0.2868 °C (2026)
- Autumn temperature anomalies 0.7318 °C (2025)
- Winter temperature anomalies 1.72 °C (2025)
- Consumer price index 147.16 2010 = 100 (2025)
- Civil liberties rating 4 (2025)
- Free country 1 (2025)
- Precipitation anomalies 55.66 millimeters (2025)
- Annual precipitation 1,808 millimeters (2025)
Frequently asked questions
- What is urban area over the long-term in Hong Kong?
- Urban area over the long-term in Hong Kong was 305.85 km² per grid cell in 2025, according to HYDE (2025) – with minor processing by Our World in Data.
- What is the highest urban area over the long-term recorded in Hong Kong?
- The highest recorded value was 305.85 km² per grid cell in 2025.
- What is the lowest urban area over the long-term recorded in Hong Kong?
- The lowest recorded value was 0.0001 km² per grid cell in 1000.
- How does Hong Kong rank for urban area over the long-term?
- Hong Kong ranks 148th out of 202 countries with data for 2025.
- Is urban area over the long-term rising or falling in Hong Kong?
- Over the last ten years it is up 5.5%. The long-run trend across the full record is volatile.
- Where does this Hong Kong data come from?
- The figures come from HYDE (2025) – with minor processing by Our World in Data, published as part of Urban area over the long-term. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 108 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Total built-up area of a country over time.