Ant Control in Northern California

Why Ants Are Showing Up in Your Home

Ants show up in homes because they’ve found food or moisture and a way inside.

When we inspect homes, we usually find ants are coming in around the outside—through gaps where utility lines or plumbing enter, small cracks in the foundation, or around doors and windows that don’t quite seal. It’s also common for them to use overhanging tree branches or shrubs that touch the house as a way to get inside.

Once they’re inside, most homeowners notice them in places like:

along kitchen counters and near sinks
around bathroom fixtures
along baseboards or window frames

In Northern California, dry conditions play a big role. As soil and landscaping dry out, ants start searching for moisture, which is why they often show up around sinks, tubs, and other water sources.

Even something small—like a slow leak or a bit of food left out—can be enough to attract them. Once they find a reliable source, they leave a trail for other ants to follow, which is when activity starts to build.

Common Ants in Northern California Homes

The type of ant matters because different ants behave differently and require different treatment approaches.

These are some of the ants we commonly see when servicing homes across Northern California:

Carpenter ants can tunnel through damp or damaged wood. We often find them in crawl spaces or inside wall voids. You might also notice small piles of debris or sawdust-like material near baseboards or wood, which can indicate activity.
Odorous house ants are very common in Sacramento homes and are usually found trailing through kitchens and bathrooms.
Pavement ants nest under concrete and are often seen coming up through cracks in patios, driveways, and foundations.
Little black ants are small but persistent and tend to form noticeable trails along baseboards and countertops.
Ghost ants are easy to miss at first, but can spread quickly once established indoors.
Rover ants are often found around exterior walls and landscaping and may move inside during dry conditions.

If you’re not sure which type of ant you’re dealing with, that’s okay. Our team can help identify the species and determine the right treatment for your home.

Why Ants Are So Hard To Get Rid Of

Ant problems often seem simple at first. You wipe up a trail or spray a few visible ants, and it looks like the problem is gone. Then you notice them again.

That’s because the ants you see are only part of the issue.

When we inspect homes, we usually find the colony nearby. In most cases, nests are located outside the home:

along the foundation or in soil around the property
under patios, walkways, or concrete slabs
in landscaping, mulch beds, or tree roots

But we do also find nesting inside in some situations, especially when there’s moisture or wood damage. That can include:

inside wall voids
behind baseboards
in crawl spaces or other damp areas

The ants you’re seeing are usually traveling between the nest and whatever they’ve found inside your home, like food or moisture.

That’s why the problem can seem to go away and then come back. Surface treatments may reduce what you’re seeing for a short time, but they don’t address the source.

How Big Time Pest Control Handles Ant Problems

Getting rid of ants isn’t just about treating what you’re seeing—it’s about finding the source and making sure the problem doesn’t keep coming back.

When we inspect homes, we’re looking at the full picture. That includes:

where ants are active
how they’re getting inside
what’s attracting them
and where the colony is likely located

From there, we apply treatment based on what we’re seeing at your property and the type of ant involved.

But for many homeowners, the goal isn’t just getting rid of ants—it’s having ongoing protection so they don’t have to worry about them returning.

That’s where Big Time’s year-round residential pest control service comes in.

With regular service, we’re able to:

treat the exterior of the home to reduce ant pressure
prevent activity early before it spreads
adjust treatment based on seasonal changes and conditions

In Northern California, where dry conditions and seasonal changes can drive ants indoors, ongoing service helps keep your home protected year-round.

In most cases, the first step is taking a closer look at what’s going on at your home.

Schedule an inspection.

When It’s Time to Call for Help

If ants are continuing to show up, it usually means the source hasn’t been addressed.

We often get calls from homeowners who have already tried sprays, bait stations, or home remedies, but are still seeing activity in the same areas of the home. That’s usually because those treatments only affect what’s visible—not the colony behind it.

You may want to consider professional service if:

ants are showing up regularly in the same spots
activity is spreading to new areas
sprays or other treatments haven’t worked
you’re not sure where they’re coming from

Even if you’re not dealing with an active ant problem, ongoing service can help keep it that way and prevent issues before they start.

Ant Control For Homes In Northern California

Big Time Pest Control provides ant control for homeowners across Northern California, including:

And many surrounding communities.

View our full service area to see if we cover your area, or reach out for assistance.

Why Homeowners Choose Big Time Pest Control

Big Time Pest Control has been serving Northern California since 2001.

We’re a family-owned company, and we’ve built our reputation by helping homeowners solve problems at the source—not just treating what’s visible.

Because we’re in homes across Northern California every day, we know what to look for, where ants tend to show up, and how to deal with the conditions that cause problems in the first place.

10,000+ homes protected
4.9-star average rating with 2,400+ reviews
Local technicians with hands-on experience
Customer-focused service from start to finish

Ant Control FAQs for Northern California Homeowners

Why am I seeing ants even though my house is clean?

This is one of the most common things we hear. Ants aren’t just after food—they’re often looking for moisture, especially during dry periods. Even clean homes can attract them if there’s water or an easy way inside.

Are there flying ants in Sacramento and Northern California?

Yes—flying ants are common in Northern California, including Sacramento. They’re regular ants in a reproductive stage, which is why they can show up suddenly, sometimes in large numbers.

We get calls about both outside and inside. Flying ants are often mistaken for termite swarmers, so if you’re not sure what you’re seeing, it’s worth having them identified.

How much does ant control cost?

It depends on the size of your home, the type of ant, and the severity of the problem. The easiest way to get an accurate price is to have us take a look. Get an instant ant control quote.

Do wildfires in Northern California make ant problems worse?

They can. After wildfires or heavy smoke, we sometimes see changes in pest activity as outdoor environments are disrupted.

In the weeks following a fire, some homeowners notice new or increased activity around the foundation or inside the home.

When is peak ant season in Northern California?

Ant activity usually picks up in the spring and continues through summer, especially as temperatures rise.

In Northern California, we tend to see more activity during hot, dry periods when ants start looking for moisture. That’s often when homeowners notice them inside kitchens, bathrooms, and other areas with water.

Get Control of Your Ant Problem

If ants are showing up in your home, it’s time to address what’s causing it—not just the ants you can see.

Big Time Pest Control provides professional ant control for homeowners across Northern California, along with year-round protection to help keep your home ant-free.