Each point is one game's rating·dashed lines show each series' overall trend
Games on the chart (4)
 Sid Meier's Railroad Tycoon | Jan 1, 1990 | Main Game | – | 74 | 74 |
| Railroad Tycoon II | Jun 30, 1998 | Main Game | – | 85 | 85 |
| Railroad Tycoon 3 | Oct 27, 2003 | Main Game | 85 | 81 | 83 |
| Sid Meier's Railroads! | Oct 17, 2006 | Main Game | 75 | 77 | 76 |