Alviso Marina County Park
Launch Conditions
Use cautionLaunch with caution — limited daylight.
- Advisories
- None active
- Daylight
- Past sunset (8:32 PM)
- Water level
- 2.93 ft
- Tide
- 3.816 ft now
Live from the National Weather Service, USGS, and NOAA. A guide, not a substitute for official forecasts and your own judgment.
Live Tide Conditions
Updated 7 hr agoSource: NOAA CO-OPS station 9414523 — Redwood City · 13.8 mi from this ramp
Live Water Conditions on Guadalupe River
Updated 31 min agoSource: USGS station 08167000 — Guadalupe Rv at Comfort, TX · 3.9 mi from Guadalupe River
Launch Light & Moon — June 25
local timeWaxing Gibbous (77% illuminated). Average fishing outlook by moon phase — focus on dawn and dusk bite windows.
Location
Quick Facts: Alviso Marina County Park
| Location | San Jose, California |
|---|---|
| Waterbody | Guadalupe River |
| Access Type | Private |
| Rating | 4.5/5 (4114 reviews) |
| Coordinates | 37.430423, -121.979478 |
| Hours | Check on site |
| County | Santa Clara County |
| Tidal | Yes - check tide charts before launching |
| Phone | (408) 262-6980 |
Alviso Marina County Park is a boat launch providing access to Guadalupe River in San Jose, California at coordinates 37.43042, -121.97948. Rated 4.5/5 based on 4114 Google reviews.
Alviso Marina County Park is a private boat launch on Guadalupe River in San Jose, Santa Clara County, California. This is a private or restricted facility — confirm access requirements, fees, or membership before towing out. This page shows current NOAA tide readings, live USGS water level and temperature, sunrise, sunset, and moon-phase times for the launch, updated automatically. There are 6 other mapped boat ramps within about 15 miles if conditions here aren't right.
Last updated
Related: boat ramp near San Jose • public launch in Santa Clara County • fishing access on Guadalupe River • California boat launch
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Frequently Asked Questions About Alviso Marina County Park
Is Alviso Marina County Park free to use?
Alviso Marina County Park is a private facility. Contact the operator for access information.
How is Alviso Marina County Park rated?
Alviso Marina County Park has a 4.5 out of 5 rating based on 4114 Google reviews from boaters.
What water does Alviso Marina County Park access?
Alviso Marina County Park provides boat launch access to Guadalupe River in San Jose, California.
How do I get to Alviso Marina County Park?
Alviso Marina County Park is located at coordinates 37.430423, -121.979478 in San Jose, California. Use the "Get Directions" buttons on this page to navigate with Google Maps or Apple Maps.
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Alternative Boat Launches Nearby
Boaters have 6 other launch options within 6.9 mi, each offering access to nearby waters with varying facilities and conditions.