The short version
Around Carrollton, mosquito season runs from about April through October. Treatment means removing water and treating what you can't drain. A barrier spray follows every few weeks.
- Dump standing water every week.
- Daytime biters are usually tiger mosquitoes.
- Barrier sprays last about three to four weeks.
- Larvicide handles water you can’t drain.
- Use repellent with DEET, picaridin or IR3535.
Anyone in Carrollton tired of mosquito bites at home.
What to look for
Often the source is a neighbor's yard or a storm drain. In summer heat, eggs become biting adults in about a week. Mosquitoes breed in standing water, even a bottle cap's worth.
- 1Being bitten in full daylight, not just evening.
- 2Kiddie pools left full for days.
- 3Whining near your ears at night indoors.
- 4Ornamental pond with no fish or pump.
- 5Rain barrels without screens or lids.
- 6A sump pit or crawl space holding water.
Why it’s worth acting soon
- Each new generation is bigger than the last.
- Bites can spread West Nile virus.
- Itchy welts, especially for kids.
- Heartworm risk for dogs.
bite, to get protein for their eggsOnly female mosquitoesUS CDC in standing water, from a bottle cap to a pondMosquitoes breedUS EPA West Nile virus is the most common mosquito-borne disease in the U.S.Mosquito diseasesUS CDC 📅
Mosquito activity through the year in Carrollton
Spring
the first wave arrives early in Carrollton. Start treatments then.
Summer
with highs near 96°F in Carrollton, check water twice a week.
Fall
numbers stay high. Keep gutters clear of leaves.
Winter
a good time to fix drainage and low spots.
Treatment options and typical costs
Property Inspection for Breeding Sites
$0–$150 (often bundled with a first treatment)
Around your Carrollton home, the inspector also checks where adults rest: dense shrubs, ivy, under the deck and along shady fences. Knowing where adults hide shows where barrier spray matters.
- Time
- 30–60 minutes
- Best for
- Every yard; finds where mosquitoes actually breed
Misting Systems and In2Care-Style Stations
misting $2,000–$4,500 installed plus refills; stations $200–$500 per season
Neither option replaces the basics. A pro should still dump and treat standing water every visit.
- Time
- Misting: half a day. Stations: under an hour.
- Best for
- Specific yards: heavy outdoor use or spray-averse owners
Source Reduction and Larviciding
$75–$150 per visit
Where water cannot be drained, a pro applies a larvicide such as Bti or methoprene to stop larvae from becoming biting adults. Bti products are approved for rain barrels, ponds, and birdbaths.
- Time
- 45–90 minutes
- Best for
- Yards with standing water, clogged gutters, ponds, or drains
Barrier (Residual) Yard Treatment
$75–$200 per visit; $350–$900 per season
Relief usually shows within a day or two.
- Time
- 20–45 minutes per visit, repeated every 3–4 weeks
- Best for
- Shaded yards with shrubs, ivy, and dense landscaping
Prices are typical published ranges. Ask what’s included before you compare quotes.
Leaf-clogged gutters and downspouts hold water out of sight. Clearing them in fall means fewer places to breed in spring.How mosquito treatment works in Carrollton.
For Carrollton homes, the season runs from about April through October, so a plan usually starts in spring and runs to the end of the season. Larvicide handles water you can't drain, like ponds or drains. Barrier spray covers shady shrubs and leaves. Treatment has two parts. First, find and remove the water where they breed. Then spray where the adults rest.
Which mosquitoes bite around Carrollton.
House mosquitoes (Culex) bite from dusk into the night. They breed in storm drains. They're the main West Nile carriers. Asian tiger mosquitoes are common around Carrollton. They're black-and-white and bite by day. They breed in small containers.
Mosquitoes that bite indoors usually slip in through gaps around doors or torn window screens.Mosquito season in Carrollton.
Plan on regular visits. That's a long season. West Nile cases usually peak in late summer.
A year of mosquitoes in Carrollton.
- Fall: numbers stay high. Keep gutters clear of leaves. - Summer: with highs near 96°F in Carrollton, check water twice a week. - Spring: the first wave arrives early in Carrollton. Start treatments then. - Winter: a good time to fix drainage and low spots.
The weekly water walk.
- Saucers and pots: empty them or add sand. - Toys and buckets: store them upside down. - Tarps and covers: pull them tight so water runs off. - Birdbaths: change the water twice a week. - Pet bowls: refresh daily. - AC drip lines and downspouts: make sure water drains away. - Tree holes: fill them with sand. - Gutters: clear leaves so water drains.
Avoiding bites.
- Clothing: long sleeves and pants help at dusk. - Fans: a patio fan keeps weak-flying mosquitoes away. - Screens: repair holes in window and door screens. - Timing: tiger mosquitoes bite by day; house mosquitoes at dusk. - Repellent: DEET, picaridin, IR3535 or oil of lemon eucalyptus.
Low-cost ways to cut mosquitoes.
- Mosquito fish: they eat larvae in ornamental ponds. - Pumps and fountains: moving water breeds far fewer mosquitoes. - Trimming: thin out dense shrubs and tall grass. - Lights: yellow bug lights attract fewer insects to the porch. - Mosquito dunks: Bti tablets kill larvae in rain barrels and ponds.
Mosquito or look-alike?
- Non-biting midges: swarm near water at dusk. Harmless, just annoying. - No-see-ums: tiny biting gnats near marshes. Screens need a finer mesh. - Mosquitoes: slim, long legs, and a needle-like mouth. - Crane flies: look like giant mosquitoes. They don’t bite.
When a bite needs a doctor.
About one in five get a fever, headache or body aches. Most people infected with West Nile virus never feel sick. Most bites just itch for a few days. Spreading swelling or an infected-looking bite needs a check too. See a doctor for high fever, stiff neck or confusion.
Protecting your pets.
Ask your vet about year-round heartworm prevention. Cats can too. Dogs get heartworm from mosquito bites. Keep pets inside while a yard spray dries. Change pet water bowls daily.
What a treatment visit looks like.
They dump or treat standing water. The tech walks the yard first. A visit usually takes 20 to 45 minutes. Most plans repeat every three to four weeks. Then they spray shady shrubs, where adults rest. Larvicide goes in water you can't drain.
Rain barrels and ponds.
- Ponds: fish and moving water keep larvae down. - Bird baths: change the water every few days. - Gutters: clear them so water drains away. - Tarps: shake out any that hold rainwater. - Pool covers: drain standing water after rain. - Barrels: cover openings with fine mesh.
Questions to ask before you sign.
- How often will you come? - Do you treat standing water too? - What happens if bites come back between visits? - How do you protect bees and flowers? - When can kids and pets go back outside? - What product will you spray?
What affects the price
- Synthetic versus botanical barrier products.
- Lot size and total acreage treated.
- Special-event timing and rush scheduling.
- Travel distance from the company's base.
- Ponds, creeks, or wetland edges on the property.
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What's your biggest concern about mosquitoes?
When to call for help
Call if bites still keep you indoors. Dumping water should come first. early in the season, before the first big wave. Ponds, drains and dense shrubs are hard to handle yourself.
What you can do yourself
They also spray where adults rest, every few weeks. A pro adds larvicide for water you can't drain. Use repellent and run a fan on the patio. The biggest win is free: dump standing water every week.
Mosquitoes in Carrollton
For Carrollton homes, if you have photos or a rough timeline of when the problem started, share them, because those details help the provider confirm what is going on and give you a more accurate scope and price. For Carrollton homes, a little preparation usually makes the visit more useful: clear access to the areas where you have seen activity, put away loose items, and note anything you have noticed recently. For Carrollton homes, getting the scope, the prep steps, and any follow-up terms in writing makes it much easier to compare providers fairly, and a good provider will walk you through each of these without pressure. For Carrollton homes, before you book, ask whether the inspection is included, what the treatment plan covers, how many visits to expect, and what the written quote includes. A local provider who knows Carrollton and Texas can point out the specific conditions that matter most here before you commit to a plan. For Carrollton homes, take a minute to note where you have seen activity and when it appears, so the inspection is faster and the quote more accurate. For Carrollton homes, most of the housing is suburban, so the usual entry points, moisture spots, and sheltered areas near the structure are what an inspection checks first. Carrollton has a humid subtropical climate, and mosquitoes activity here tends to pick up late spring through early fall; year-round in the deep south. In Carrollton's neighborhoods, the usual sources are gutters, plant saucers, kids' toys and birdbaths. Summer highs around 96°F in Carrollton speed up the life cycle, and average humidity near 65% keeps adults active. With about 38 inches of rain a year in Carrollton, any container left out will hold water within days.
Local research
Mosquitoes in Carrollton, TX: what the public record shows
Before you compare quotes, it helps to know which mosquitoes actually live in Texas, when they are busiest around Carrollton, and what the state figures look like. Everything below links to the agency or university page it came from.
West Nile neuroinvasive disease cases, 2024
Neuroinvasive counts are the most reliable state comparison because nearly all severe cases are diagnosed and reported.
CDCOther arboviral disease, 2024
Other mosquito-borne (or, for Powassan, tick-borne) viruses that appear in this state's 2024 surveillance.
CDCMosquito species recorded in Texas
- Yellow fever mosquito (Aedes aegypti) — CDC lists Aedes aegypti as more likely than Ae. albopictus to spread dengue, Zika, and chikungunya; prefers human hosts and lives in and around homes. Tropical, subtropical, and…
When mosquitoes are busiest around Carrollton
Long season; Texas DSHS notes mosquitoes remain active into November and December in much of Texas. CDC WNV season is June–October with a late-August/early-September peak.
Texas DSHS: mosquitoes remain active into November and December in much of Texas. CDC lists Texas among states with limited local dengue spread.
Rules that apply in Texas
For context, nationally
- 1,808 — West Nile virus disease cases reported, 2024. CDC
- 1,347 (75% of cases); 173 deaths — West Nile neuroinvasive disease cases, 2024. CDC
Sources: CDC; Texas Department of State Health Services; Potential Range of Aedes Mosquitoes. Figures are quoted as the source prints them. How we check our sources
Simple ways to keep mosquitoes away
- Fix low spots that hold water for days.
- Replace corrugated downspout extensions with smooth pipe.
- Book barrier treatments before the season starts.
- Run a fan on the patio at dusk.
- Clean gutters each spring and fall.
- Rake leaf litter from shaded beds.
Jot down where you found standing water and when you get bitten. It gives a pro a head start.Did you know?
Mosquito means little fly in Spanish
Tiger mosquitoes arrived in used tires in the 1980s
Questions people ask
What if the mosquitoes are coming from my neighbor's property?
Your local mosquito control district or health department can also help. Treat your own yard and talk to your neighbor. That's common.
Can mosquito control help with West Nile risk?
It can lower it by cutting the number of biting mosquitoes. Repellent and dumping standing water still matter most.
What is the difference between larvicide and barrier spray?
Most plans use both. Barrier spray goes on leaves where adults rest. It stops larvae from maturing.
How long does a mosquito treatment last?
A barrier spray usually lasts three to four weeks. Heavy rain can shorten that.
What are In2Care stations and do they work?
They work best against container breeders like tiger mosquitoes. Mosquitoes visit, then carry larvicide to other water. They're small water traps.
What do most homeowners do about yard mosquitoes?
For Carrollton homes, mosquito control works by removing standing water, treating the water that cannot be drained, and applying barrier treatments where adults rest. For Carrollton homes, because they keep breeding through the season, an ongoing plan usually works best.
When is mosquito season in Carrollton?
It runs from about April through October. Daytime biters are tiger mosquitoes; evening biters are usually house mosquitoes.
Do mosquitoes in Carrollton carry West Nile?
Repellent and dumping standing water are your best protection. Cases usually peak in late summer. West Nile is found in every lower-48 state, Texas included. They can.
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Sources (11)
The facts in this article come from the public sources listed above. Every home is different, so ask the company you talk to about pricing and what’s included. Published by Mosquito Exterminator · Updated September 11, 2026 · How we write these guides