Automobile · Fuel Station

ARCO

789 Redwood Hwy, Mill Valley, California, 94941

Google Maps Updated: 20 May 2026
Authenticity Score: 90/100
About

This ARCO is legendary in the Bay Area for having the lowest gas prices, which leads to long lines. Most customers find the wait worth the savings. While the lines move quickly, some drivers find the traffic flow chaotic. The staff is generally seen as professional, though some have had negative interactions regarding parking or service.

Our Review Process
20
Most Relevant
10
Newest
20
Highest rating
17
Lowest rating

We analyze 67 public reviews for ARCO using our data models and filter out spam to highlight only authentic feedback.

Performance Scores
Service Quality 75/100
Transparency 80/100
Pro Tip

Go during off-peak hours or late at night to avoid the long lines that back up onto the freeway exit.

Cash/Debit Only
High Volume
Pros & Cons

✓ What Works Well

  • Consistently cheapest gas in the area
  • Fast-moving lines
  • Long hoses for easy access

✗ Areas to Improve

  • Very long wait times during peak hours
  • No credit cards accepted (cash/debit only)
  • Chaotic traffic flow
Frequently Asked Questions
  • Do they accept credit cards?
  • When is the best time to avoid the line?
  • Are the restrooms open at night?
User Feedback

Best bang for your buck in Marin.

Be prepared for a wait, but it moves fast.

Bring cash or debit to avoid extra fees.