Deer on the Roads Through the North Bay Hills

The country roads through the Marin headlands, the Mayacamas, the hills above Sonoma Valley and the ridges either side of the Napa Valley run through open oak woodland and grassland, which is exactly the habitat deer prefer. They cross those roads constantly, and they do it at the two times of day when a driver can see them least.

When it happens

Dawn and dusk, overwhelmingly. Deer move at first and last light, which puts them on the pavement during the same window that your eyes are handling the worst light of the day — low sun, long shadows and a dark verge you cannot see into.

Autumn is the season with the most movement, when the rut has bucks traveling well outside their usual range and paying no attention whatsoever to roads. Spring adds does with fawns, and a dry summer pushes animals further to find water, which changes the crossing points from what they were the year before.

The two rules that matter

See one, expect more. Deer travel in groups, and the one that crossed cleanly in front of you is frequently not the last. The second animal is the one that gets hit, because the driver relaxed after the first. If a deer crosses, slow down and keep slowing until you are well past.

Do not swerve. This is the hardest advice to follow and the most important on this page. The instinct to steer away from an animal in the road is overwhelming, and following it is how a survivable collision becomes a fatal one. Swerving on a two-lane road with no shoulder puts you into the oncoming lane, an oak tree, a fence line, or a bank — all of which are heavier and less forgiving than a deer. Brake hard, stay in your lane, and hold the wheel straight. Hitting the animal is the better outcome, and everyone who has looked at these crashes says so.

What helps before it happens

• High beams whenever you are alone on the road. They reach much further into the verge for eyeshine. Drop them for oncoming traffic and put them straight back up.
• Scan the shoulders, not just the pavement. Your headlights catch a deer's eyes before they show you its body.
• Slow down at dusk on roads you know have deer. The whole safety margin here is stopping distance, and stopping distance is speed.
• Ignore deer whistles. There is no good evidence they do anything. Spend the attention on speed instead.

Immediately afterward

1. Get the vehicle off the road if it will move, hazard lights on. A stationary car in a lane on a blind curve is the second collision waiting to happen.
2. Do not approach an injured deer. A frightened animal with functioning legs is genuinely dangerous, and there is nothing useful you can do for it.
3. Call it in to the CHP or the local sheriff, and photograph the damage and the location from the car.
4. Check the radiator, the coolant and whether anything is rubbing a tire before driving on. Deer damage frequently pushes bodywork into places that will not survive twenty more miles.

The same deer, two different claims

Here is the part that surprises people, and it is worth understanding in advance because it changes what you would do in the moment.

If you hit the deer, that is generally handled under comprehensive coverage — the optional physical-damage coverage for things that happen to your car other than a collision with another vehicle or object.

If you swerve to avoid the deer and hit a tree, a fence, an embankment or another car, that is an impact, which generally falls under collision coverage instead.

Same animal, same road, same second — two different coverages, frequently with two different deductibles. Which one is higher depends entirely on how your policy is written, and carriers do not treat these identically, so the only reliable source is your own declarations page.

And the sentence underneath all of it: if you carry liability only, neither one covers your car. Liability pays other people for harm you cause. It has never repaired the policyholder's own vehicle and it does not start here.

The car behind you

One more scenario worth naming. You brake hard and correctly for a deer, and the vehicle behind you does not. That is a rear-end collision, with the usual strong presumption against the following driver, and it is another reason to leave a following distance out here that would look excessive on a freeway.

Want to know which deductibles you actually have? Send us the declarations page and we will read it with you.