The short version
Around Hattiesburg, 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.
Homeowners and renters in Hattiesburg 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.
- 1Egg rafts floating on stagnant water.
- 2Whining near your ears at night indoors.
- 3Kiddie pools left full for days.
- 4Bites within minutes of stepping outside at dusk.
- 5Swarms rising from shrubs when you brush past.
- 6Rain barrels without screens or lids.
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 Hattiesburg
Spring
the first wave arrives early in Hattiesburg. Start treatments then.
Summer
with highs near 93°F in Hattiesburg, 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)
Expect a written or verbal summary of what was found on your Hattiesburg property, including problems on the neighbor's side of the fence. You cannot treat next door, but you can plan around it.
- Time
- 30–60 minutes
- Best for
- Every yard; finds where mosquitoes actually breed
Barrier (Residual) Yard Treatment
$75–$200 per visit; $350–$900 per season
Most programs use a pyrethroid spray from a backpack mister. It fades over three to four weeks. Repeat visits keep the coverage up through the season.
- Time
- 20–45 minutes per visit, repeated every 3–4 weeks
- Best for
- Shaded yards with shrubs, ivy, and dense landscaping
Monitoring and Seasonal Plans
$50–$150 per follow-up visit; $350–$900 per season bundled
Monitoring also catches new water sources, such as a kiddie pool left out or a gutter that clogged after a Hattiesburg storm. Small changes like that undo a lot of work.
- Time
- 15–30 minutes per check; season runs spring through first frost
- Best for
- Anyone who wants the yard usable all summer
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
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 Hattiesburg.
For Hattiesburg 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 Hattiesburg.
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 Hattiesburg. 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 Hattiesburg.
Plan on regular visits. That's a long season. West Nile cases usually peak in late summer.
A year of mosquitoes in Hattiesburg.
- Fall: numbers stay high. Keep gutters clear of leaves. - Summer: with highs near 93°F in Hattiesburg, check water twice a week. - Spring: the first wave arrives early in Hattiesburg. 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
- Number of visits the local season needs.
- Local labor rates and licensing costs.
- Commercial or multi-unit property.
- Travel distance from the company's base.
- Synthetic versus botanical barrier products.
- Standing water requiring larvicide.
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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
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 Hattiesburg
For Hattiesburg 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 Hattiesburg 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 Hattiesburg 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 Hattiesburg 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 Hattiesburg and Mississippi can point out the specific conditions that matter most here before you commit to a plan. For Hattiesburg 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 Hattiesburg 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. Hattiesburg 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 Hattiesburg's neighborhoods, the usual sources are gutters, plant saucers, kids' toys and birdbaths. Summer highs around 93°F in Hattiesburg speed up the life cycle, and average humidity near 74% keeps adults active. Hattiesburg gets about 60 inches of rain a year, so containers and low spots refill constantly through the season.
Local research
Mosquitoes in Hattiesburg, MS: what the public record shows
Before you compare quotes, it helps to know which mosquitoes actually live in Mississippi, when they are busiest around Hattiesburg, 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.
CDCWhen mosquitoes are busiest around Hattiesburg
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.
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. Figures are quoted as the source prints them. How we check our sources
Simple ways to keep mosquitoes away
- Dump and scrub birdbaths every week.
- Store buckets, wheelbarrows, and toys upside down.
- Empty plant saucers after every rain.
- Run a fan on the patio at dusk.
- Check AC drip lines and sump pits.
When you compare quotes, look at the season total, how many visits it covers and what happens if the bites come back.Did you know?
Some species' eggs survive dry for months
Over 3,500 mosquito species exist worldwide
Questions people ask
When should mosquito treatments start each year?
Before the first big wave. Around Hattiesburg, the season runs from about April through October, so start a few weeks before.
Can I get rid of mosquitoes permanently?
Removing water and spraying resting spots cuts them down a lot. They fly in from nearby. Not completely.
Are misting systems worth it?
Most yards do fine with source removal and regular spraying. They're costly to install and need refills. For a few homes, yes.
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.
Do I need a seasonal plan or is one treatment enough?
Steady relief takes repeat visits. Barrier sprays fade in three to four weeks. One treatment helps for an event or a few weeks.
When is mosquito season in Hattiesburg?
It runs from about April through October. Daytime biters are tiger mosquitoes; evening biters are usually house mosquitoes.
Do mosquitoes in Hattiesburg 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, Mississippi 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