The short version
Around Carrollton, mosquito season runs from about April through October. Start by dumping standing water every week. A barrier spray every few weeks adds steady relief.
- 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.
Homeowners and renters in Carrollton who want their yard back.
What to look for
Mosquitoes breed in standing water, even a bottle cap's worth. In summer heat, eggs become biting adults in about a week. Often the source is a neighbor's yard or a storm drain.
- 1Kiddie pools left full for days.
- 2A sump pit or crawl space holding water.
- 3Rain barrels without screens or lids.
- 4Wriggling larvae in birdbaths, buckets, or saucers.
- 5Bites within minutes of stepping outside at dusk.
- 6Tarps, toys, or tires holding rainwater.
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 Treatment options and typical costs
Property Inspection for Breeding Sites
$0–$150 (often bundled with a first treatment)
Most mosquitoes biting you in Carrollton were born within a few hundred feet of your door, so the inspection maps every container, drain, and puddle on the lot. That map becomes the treatment plan.
- Time
- 30–60 minutes
- Best for
- Every yard; finds where mosquitoes actually breed
Source Reduction and Larviciding
$75–$150 per visit
Expect some tips on this visit too, since you can clear most breeding sites on a Carrollton lot yourself. A pro points them out so they stay gone.
- Time
- 45–90 minutes
- Best for
- Yards with standing water, clogged gutters, ponds, or drains
Misting Systems and In2Care-Style Stations
misting $2,000–$4,500 installed plus refills; stations $200–$500 per season
Expect a site walk before any install. Nozzle and station placement depend on the lot. Ask for the refill and service costs up front.
- Time
- Misting: half a day. Stations: under an hour.
- Best for
- Specific yards: heavy outdoor use or spray-averse owners
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.
Adult mosquitoes spend the day in shady, leafy beds like this one, so that's where a barrier treatment goes.Which mosquitoes bite around Carrollton.
They're black-and-white and bite by day. They breed in small containers. 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.
Local mosquitoes conditions in Carrollton.
Across Carrollton, the area is mostly suburban, so mosquitoes pressure can differ from one block to the next depending on how tight the entry points are and how much food, water, or shelter is close by. An inspection in Carrollton usually starts outside and works inward, checking the foundation, gaps around doors and windows, and any moisture or clutter near the structure first. Knowing Carrollton's seasonal timing lets you schedule treatment before the busy stretch rather than after it, which usually means faster service and a more accurate quote. A provider who works Carrollton and Texas every day can point out the specific conditions that matter most here, and getting the scope, price, and follow-up terms in writing makes it easier to compare options. Carrollton sits in a humid subtropical climate, and that sets the pace for mosquito activity here: late spring through early fall; year-round in the deep south.
Mosquitoes that bite indoors usually slip in through gaps around doors or torn window screens.Mosquito season in Carrollton.
Plan on regular visits. West Nile cases usually peak in late summer. That's a long season.
A year of mosquitoes in Carrollton.
- Winter: a good time to fix drainage and low spots. - 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.
The weekly water walk.
- Tree holes: fill them with sand. - Gutters: clear leaves so water drains. - 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.
Avoiding bites.
- Timing: tiger mosquitoes bite by day; house mosquitoes at dusk. - Repellent: DEET, picaridin, IR3535 or oil of lemon eucalyptus. - 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.
Low-cost ways to cut mosquitoes.
- Lights: yellow bug lights attract fewer insects to the porch. - Mosquito dunks: Bti tablets kill larvae in rain barrels and ponds. - 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.
Mosquito or look-alike?
- Mosquitoes: slim, long legs, and a needle-like mouth. - Crane flies: look like giant mosquitoes. They don’t bite. - Non-biting midges: swarm near water at dusk. Harmless, just annoying. - No-see-ums: tiny biting gnats near marshes. Screens need a finer mesh.
When a bite needs a doctor.
Most people infected with West Nile virus never feel sick. About one in five get a fever, headache or body aches. See a doctor for high fever, stiff neck or confusion. Spreading swelling or an infected-looking bite needs a check too. Most bites just itch for a few days.
Protecting your pets.
Talk to your vet about year-round prevention. Refresh pet water bowls daily, dump saucers after Carrollton's summer storms, and keep animals inside until a yard treatment dries. Heartworm reaches dogs through mosquito bites, and cats can get it as well; Carrollton's season runs roughly May into December, so year-round prevention is the usual advice.
What a treatment visit looks like.
The tech walks the yard first. They dump or treat standing water. Larvicide goes in water you can't drain. Then they spray shady shrubs, where adults rest. Most plans repeat every three to four weeks. A visit usually takes 20 to 45 minutes.
Rain barrels and ponds.
- Pool covers: drain standing water after rain. - Barrels: cover openings with fine mesh. - 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.
Questions to ask before you sign.
- When can kids and pets go back outside? - What product will you spray? - 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?
What affects the price
- Commercial or multi-unit property.
- Standing water requiring larvicide.
- Ponds, creeks, or wetland edges on the property.
- Re-treatment policy between scheduled visits.
- One-time visit versus a seasonal plan.
- Misting system installation and refills.
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What's your biggest concern about mosquitoes?
When to call for help
early in the season, before the first big wave. Ponds, drains and dense shrubs are hard to handle yourself. Call if bites still keep you indoors. Dumping water should come first.
What you can do yourself
A pro adds larvicide for water you can't drain. They also spray where adults rest, every few weeks. The biggest win is free: dump standing water every week. Use repellent and run a fan on the patio.
Mosquitoes in Carrollton
With about 38 inches of rain a year in Carrollton, any container left out will hold water within days. Summer highs around 96°F in Carrollton speed up the life cycle, and average humidity near 65% keeps adults active. In Carrollton's neighborhoods, the usual sources are gutters, plant saucers, kids' toys and birdbaths. 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. Across Carrollton, 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. Across Carrollton, take a minute to note where you have seen activity and when it appears, so the inspection is faster and the quote more accurate. A local provider who knows Carrollton and Texas can point out the specific conditions that matter most here before you commit to a plan.
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
- Screen or lid every rain barrel.
- Replace corrugated downspout extensions with smooth pipe.
- Run a fan on the patio at dusk.
- Flush tree holes or fill them with sand.
- Check AC drip lines and sump pits.
Renting? Shared courtyards, drains and landscaping are usually the property manager's to handle, so let them know.Did you know?
Larvae are called wrigglers; pupae are tumblers
Only females bite; males sip nectar
Questions people ask
How do I choose a mosquito control company?
Check that they're licensed in Texas. Ask what products they use and how often they visit. Ask what happens if bites come back.
What is the difference between larvicide and barrier spray?
It stops larvae from maturing. Barrier spray goes on leaves where adults rest. Most plans use both.
When should mosquito treatments start each year?
Before the first big wave. Around Carrollton, the season runs from about April through October, so start a few weeks before.
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.
How long does a mosquito treatment last?
A barrier spray usually lasts three to four weeks. Heavy rain can shorten that.
Do mosquitoes really change how people use their yards?
Across Carrollton, mosquito control works by removing standing water, treating the water that cannot be drained, and applying barrier treatments where adults rest. Across Carrollton, 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?
They can. West Nile is found in every lower-48 state, Texas included. Cases usually peak in late summer. Repellent and dumping standing water are your best protection.
Nearby cities
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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