Distance between cities › USA › California › Williams, CA › Distance from Williams to Angwin Book Hotels

Distance from Williams, CA to Angwin, CA

Distance

90 mi

Time

2 hours 13 mins

Gas Cost

$14 - $26

There are 43.15 miles from Williams to Angwin in southwest direction and 90 miles (144.84 kilometers) by car, following the CA 20 route.

Williams and Angwin are 2 hours 13 mins far apart, if you drive non-stop .

This is the fastest route from Williams, CA to Angwin, CA. The halfway point is Clearlake, CA.

Williams, CA and Angwin, CA are in the same time zone (PDT). Current time in both locations is 6:21 pm.

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Lowest Price Rental Cars in Williams, CA

Planning on renting a car to go from Williams, CA to Angwin, CA? Here there are some offers to rent a car in Williams, CA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Williams »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 3.61 gallons of gas to cover the route between Williams, CA and Angwin, CA.

The estimated cost of gas to go from Williams to Angwin is $19.12.

During the route, an average car will release 70.82 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $5.29 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Williams, CA and Angwin, CA

If you want to meet halfway between Williams, CA and Angwin, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.976437 and -122.611511, or 38º 58' 35.1732" N, 122º 36' 41.4396" W. This location is 45 miles away from Williams, CA and Angwin, CA and it would take approximately 1 hour 6 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Clearlake, CA, situated 41 miles from Williams, CA and 40 miles from Angwin, CA. It would take 48 minutes to go from Williams to Clearlake and 1 hour 7 mins to go from Angwin to Clearlake.