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Mast Park and Mast Park West Trail

Part of Streams and Fishing Guides, our guide to San Diego County creeks, rivers and stream-side parks, with fishing rules and flood safety.

Mast Park in Santee has 2 miles of lighted trails, disc golf, an off-leash dog park, picnic shelters and a Nature Discovery Area. The park is open dawn to 10 p.m. The Mast Park West Trail is open dawn to dusk for walking, biking and horses, with on-leash dogs welcome.Checked October 23, 2026.

2miles of lighted trails
10 p.m.park and lighted trail close
$4 / $5disc golf, weekday / weekend
Freedisc golf under 18
Address9125 Carlton Hills Boulevard, Santee, CA 92071
HoursPark dawn to 10:00 p.m.; off-leash dog park and disc golf dawn to dusk; lighted trail dawn to 10:00 p.m.; restrooms locked at 10:00 p.m.
West TrailDawn to dusk; on-leash dogs welcome; walking, biking and equestrian use; no motorized vehicles; on-street parking on Carlton Hills Blvd.
Disc golf$4 weekdays, $5 weekends; under 18 no cost
Picnic sheltersThree, reservable online; $104 to $208 per time block, per the city
Walk-in accessMission Creek Trail, off Cuyamaca or the Walmart parking lot

What It Is

The City of Santee lists a playground, a “Nature Discovery Area,” an ADA swing, a dog park with large, small and puppy areas, and shaded picnic shelters. Kids and families are well served. Source: City of Santee, read 2026-10-23.

Mast Park West Trail

The city says trail hours are dawn to dusk, dogs must be on leash, and no motorized vehicles are allowed. See the city trail page. For the river trail nearby see Walker Preserve.

What We Could Not Verify

  • The city pages we read do not name the San Diego River. The link between Mast Park and the river trail came from search results and is not confirmed. The City of Santee can confirm.
  • Park entry fee: none stated. Accessibility beyond the ADA swing was not stated.
  • Map coordinates were not obtained.

More in Streams and Fishing Guides

FAQ

Is there an off-leash dog park?

Yes, the city lists an off-leash dog park with large, small and puppy areas, open dawn to dusk.

How much is disc golf?

$4 on weekdays and $5 on weekends; under 18 plays free, per the city.

Sources

  1. City of Santee: Mast Park
  2. City of Santee: Mast Park West Trail

Checked October 23, 2026 by It’s San Diego. Cite this page: It’s San Diego (itssandiego.com), checked October 23, 2026. Free to quote with a link to this page; tables are licensed CC BY 4.0.