Ant control in Round Rock, TX.
Round Rock is split down the middle by Brushy Creek, limestone on one bank and blackland clay on the other, and the ants on each side behave like different animals. Our recurring plan covers both from $66 a month. Free re-treatments if a trail returns between visits, whichever bank you sleep on.
Written by the Bastion Pest Control service team · Licensed & insured in Texas · Last updated
The 60-second version for Round Rock
Brushy Creek is the dividing line: rock seams to the west, waterlogged clay to the east. Round Rock's ant answer depends on which side you are reading this from.
- Peak season
- March through November
- West-side sprinklers and east-side storms keep the two halves of Round Rock busy in turn.
- Most common
- Fire & sugar ants
- Fire ants in irrigated turf on both banks of the creek, sugar ants wherever the valve boxes are.
- Included in
- $66/mo plan*
- No ant upcharge, ever.
- Why spray fails
- Queen survives
- Bait is what reaches the colony.
- Fire ants
- 2 - 3 weeks
- Granular needs a watering cycle to activate.
- Guarantee
- Free re-treatments
- Trails return between visits? So do we.
Ant control is included in our general pest plan.
One plan covers both banks of Brushy Creek. Ants are built into the recurring general pest service alongside spiders, roaches, scorpions, wasps and rodents, with no separate ant fee on either side. Trails that reappear between visits get a free re-treatment. The starting rate moves with home and lot size, so a Forest Creek ranch and a Teravista two-story may differ, but the coverage does not.
See full pricing details →Starting rate for a single-family home in Round Rock. Includes ant control plus free re-treatments between visits.
| General pest planRecurring | One-time treatmentSingle visit | |
|---|---|---|
| What it is for | Keeping ants out of the house year-round | Knocking down one active trail or mound |
| Right for you if | You want it handled and kept handled | You are between tenants, or you want to try us once |
| What you get | Full TriBarrier on every visit, on a recurring schedule | One full TriBarrier treatment |
| If they come back | We re-treat free, with no limit and no trip fee | A return visit is a new charge |
| Other pests covered | Spiders, cockroaches, scorpions, wasps and rodents | Ants only |
| Price | From $66 a month* | Quoted per job* |
* Starting price. Your exact number depends on home size, lot size and current pest pressure.
How we get rid of ants in Round Rock.
Three steps, every visit, the full TriBarrier treatment. With ants we start with identification and bait, because killing foragers and never reaching the queen is the entire reason ant problems keep coming back.
1
Identify and bait
We work out the species before a sprayer comes out, then set bait the workers actually want and let them deliver it to the queen themselves. Nothing personal. Just logistics.
2
Treat the yard and mounds
A granular broadcast across the lawn plus a direct hit on every mound, and it reactivates every time you water. Congratulations, your sprinkler system is on our payroll now. That is what stops fire ants moving back in between visits.
3
Seal the perimeter
A treated band three feet up and three feet out around the foundation, plus weep holes, slab joints, irrigation boxes and utility gaps. Round Rock straddles two soil types, so which gaps matter most depends on your side of Brushy Creek.
Recognize any of these in your Round Rock home?
Free quote, same-day service most days, and free re-treatments if they come back between visits.
Why ants keep coming back in Round Rock.
Ant control in Round Rock changes with the soil. West of Brushy Creek, colonies tuck into limestone seams and under landscape stone where surface spray never reaches. Which is why the trail always comes back a few feet over after every DIY attempt, like it is mocking you. It is. East through Teravista, Paloma Lake and Chandler Creek, blackland clay holds rainwater and pushes fire ant colonies up after storms. Heavily irrigated lawns on both sides concentrate fire ants in the maintained turf, and sprinkler and valve boxes are among the most common indoor entry routes we document.
Round Rock sits right on the geological seam. Brushy Creek runs through the middle of town, and the ground shifts from Edwards limestone on the west side: Behrens Ranch, Mayfield Ranch, Vista Oaks, Cat Hollow, to heavier blackland clay on the east through Teravista, Paloma Lake and Chandler Creek. The city's namesake round rock in Brushy Creek is a literal marker of that limestone shelf. Which side you are on determines whether pests are nesting in rock seams or in soil that holds water.
Here's why the bottle from the hardware store keeps letting you down. Spraying a trail is like firing the delivery drivers and expecting the restaurant to close. You got the fifty ants you could see. Congratulations. The queen didn't even look up. About nine in ten ants never leave the nest, so if the treatment doesn't get carried home to her, nothing actually happened. You just rearranged the furniture. Worse, some species panic and split into extra colonies when they taste something repellent, which is how one ant problem gets a promotion to five. Real ant control means naming the species first, baiting so the workers deliver the bad news themselves, then keeping a treated ring the next colony cannot cross. If you want the version with no sales pitch attached, the EPA's integrated pest management principles are a solid read.
Limestone west, clay east
Brushy Creek roughly marks the line. And it changes how pests nest and enter.
Brushy Creek corridor
The creek and its trail system carry permanent habitat through the middle of town.
Two decades of building
Late-80s sections and brand-new subdivisions have completely different entry points.
Irrigated turf
Heavily watered lawns on rocky west-side ground concentrate fire ants and crickets.
When fire ants peak in Round Rock.
Fire ants come in two waves rather than one long season. Spring rain pushes mounds up across the yard. Peak summer heat sends the colonies deep. Then fall arrives and the mounds are back like nothing happened.
Spring rain destroys the tunnels and the colony comes up to rebuild. That is when the mounds become impossible to miss.
Looks like they are finished. They are not. The heat sends them deeper and the mounds fade out of sight.
Foraging returns and the mounds follow. Texas A&M rates late August through mid-October as the prime baiting window.
What we actually find on ant jobs in Round Rock.
Photos from genuine Round Rock jobs. Ants all look much the same at a glance, but the treatment is completely different depending on which one it is.
Photographs from actual Round Rock jobs. Every one of these is common locally. 843-480-8699 and we will identify it for you.
The ants we actually find in Round Rock homes.
Get the species wrong and the bait is decor. Round Rock complicates the guess by being two towns geologically: west of Brushy Creek the limestone hides colonies in seams and rock walls, east of it the clay holds fire ants deep and floats them up after rain. Add late-80s slabs in Forest Creek with settled cracks and fresh slabs in Behrens Ranch with open joints, and the shortlist gets long. Your technician confirms the species on site before treating anything.
A note on bites and stings. Reactions vary from person to person, and any bite or sting can cause a serious reaction in someone sensitive to it. Nothing here is medical advice. If you are bitten or stung and feel unwell, or the reaction spreads or does not settle, contact a doctor or Poison Control. If breathing or swallowing is affected, treat it as an emergency and call 911.
How to tell it is a colony, not a one-off.
The first ant on your counter is a scout writing a report. The ones below are what happens when the report gets approved. Round Rock's two soils hide colonies differently, in rock seams to the west and deep clay to the east, so tell us which side of Brushy Creek you are on when you call. Most days we can tell you over the phone if it needs same-day attention.
- Fresh mounds in the yard within a day of rain
- A steady two-way trail along baseboards or slab edges
- Ants concentrated at dishwashers, sinks and pet bowls
- Sawdust-like shavings under window trim or fascia
- Winged swarmers indoors in spring and early summer
- Ants inside the electrical panel or AC disconnect
- Ants surfacing from limestone seams on a west-side lot
- Mounds lifting through clay in Teravista or Paloma Lake after storms
Where we treat ants in Round Rock.
West of Brushy Creek in Behrens Ranch, Mayfield Ranch and Cat Hollow, ant colonies sit in limestone seams and rock walls and surface wherever the sprinklers run. East in Teravista, Paloma Lake and Chandler Creek, the clay floats fire ants up after every storm. Forest Creek and Stone Oak add decades-old slab cracks for sugar ants to use. An ant exterminator in Round Rock has to know which of those three situations your street is, and this one does.
Not listed? We almost certainly cover it, see pest control in Round Rock or the full service area.
Questions Round Rock homeowners ask about ants.
How much does ant control cost in Round Rock, TX?
Ant control is included in our recurring general pest plan starting at $66 per month for a single-family home in Round Rock. That covers ants along with spiders, roaches, scorpions, wasps and rodents, so the whole ensemble cast on one ticket. Bigger house, bigger lot, the number moves. We confirm your exact price with a free on-site quote, and there is no inspection fee.
How long does it take to get rid of fire ants?
You will usually see mound activity drop within a few days of the first treatment, and most Round Rock yards are substantially clear within two to three weeks. Fire ants are a dirt problem more than a house problem, so the granular needs a watering cycle or two to wake up and get to work on the colonies sitting below the surface.
Why do the ants keep coming back after I spray them?
Because you got the delivery drivers, not the warehouse. About 90 percent of a colony never leaves the nest, including the queen, who is out-laying your spray bottle without breaking a sweat (Weizmann Institute study, eLife). Some species panic and split into several colonies when they taste something repellent, which is how one problem becomes five. We bait so the workers carry it home to her, because that is the only thing that actually ends a colony.
Is ant treatment kid and pet friendly?
Our treatments are pet and kid friendly and applied where ants travel rather than where your family does, and baits are placed in cracks, voids and stations out of reach. Keep kids and pets off treated turf until it dries, typically about 30 minutes, and your technician will walk you through everything applied before leaving.
Do you treat inside the house or just outside?
Both, and the outside is the important half. Outside is the colony's address. Inside is just where it eats. The standard visit covers foundation, yard and property line, and if ants are already indoors we treat entry points and bait the same visit at no extra charge.
Do I need ant treatment year-round in Round Rock?
Yes. Fire ants stay active through Central Texas's mild winters, and odorous house ants move indoors specifically when weather turns, toward moisture in dry months and warmth in cold ones. Recurring service maintains the treated barrier so new colonies cannot establish against your foundation in the first place.
Does the treatment change east or west of Brushy Creek in Round Rock?
It does, and it is the first thing we sort out. West of the creek in Vista Oaks or Cat Hollow, colonies sit in limestone seams, so we bait along the rock and stone edges rather than hunting a mound. East in Teravista or Paloma Lake, fire ants live deep in clay and surface after rain, so broadcast granular over the turf, timed to watering, does the work. Same plan and same price, different placement.
Why do my older Round Rock slab's ants come up through the floor?
A slab poured in the late 80s in Forest Creek or Stone Oak has had decades to settle, and every hairline crack and plumbing penetration is a route from the soil straight into the kitchen. Odorous house ants nesting in the damp ground under the mature canopy find those gaps quickly. We treat the foundation edge outside and bait the interior entry points, and where a gap is obvious we point it out so it can be sealed.
Ant control around Round Rock
We treat ants in every city we serve. Same crew, same guarantee, different dirt entirely. Choose your city below, read the full ant control overview, or check the complete service area.
Answered 24 hours · Round Rock, TX
Ants gone. And a plan so they stay gone.
Free quote, same-day service across Round Rock, and free re-treatments if they come back between visits.