Rydbo
| Rydbo | |
|---|---|
| Coordinates: 59°28′N 18°11′E / 59.467°N 18.183°E | |
| Country | Sweden | 
| Province | Uppland | 
| County | Stockholm County | 
| Municipality | Österåker Municipality | 
| Area | |
|  • Total | 0.35 km2 (0.14 sq mi) | 
| Population  (31 December 2020) | |
|  • Total | 580 | 
| • Density | 1,700/km2 (4,300/sq mi) | 
| Time zone | UTC+1 (CET) | 
| • Summer (DST) | UTC+2 (CEST) | 
Rydbo is a locality situated in Österåker Municipality, Stockholm County, Sweden with 582 inhabitants in 2010. It is situated about 20 km north-east of Stockholm and is served by Roslagsbanan narrow gauge suburban railway. Near Rydbo is Rydboholm Castle.