Maintenance
| Course | 2025 Spring Dates* | 2025 Fall Dates* |
| Glen Ivy |
March 24-25 |
September 9-10 Overseed Mid-October |
| Encinitas Ranch |
May 12-13 |
September 8-9 |
| 12 Shores |
Mid-March |
Mid-September |
| Shadow Lakes |
March 24 |
September 22 |
| The Crossings at Carlsbad |
February 23, 25 |
September 22-23 Overseed week Sept 24 |
| The Welk- Fountains Course |
March 24-25 |
October 6-7 |
| Cross Creek | March 24-25 |
September 29-30 Overseed Mid-October |
| Oaks North - North Course | April 7 |
September 29 |
| Los Serranos - North Course |
March 3-4 |
September 28-29 Overseed Mid-October |
| The Golf Club of California |
March 31 - April 1 |
September 29 - 30 Overseed Mid-October |
| Los Serranos - South Course |
April 17-18 |
October 6-7 Overseed Mid-October |
| Rancho Bernardo Inn |
March 10-11 |
October 6-7 |
| Oaks North - East Course |
April 21 |
October 13 |
| The Welk - Oaks Course** | March 10 |
October 27 Overseed Mid-October |
| San Juan Hills |
April |
October |
| Twins Oaks |
April 14-15 |
October 20-21 |
| Oaks North - South Course |
May 5 |
October 27 |
| Cathedral Canyon |
July - August |
No aeration |
| Dos Osos |
June 2 - 3 |
September 15 - 16 Overseed Mid-October |
| Shadow Lakes |
March 24 |
September 22 |
*All dates are subject to change due to weather and events.
**Course closed for Golf on maintenance days but open for Disc Golf and FootGolf only.
***Front 9 closed for aerification, back 9 played 2x until 1 pm