Around New Hampshire
Conditions vary across the state. Choose your city below, then describe what’s happening around your home or business.
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Local fly information
Fly control in New Hampshire
Learn what to look for around your property, explore your city, and ask about an inspection or a quote.
Flies in New Hampshire: what to know
What to note
Where you see flies, how long it has been going on, and anything you’ve already tried are the most useful details to mention.
A useful next step
Ask about an inspection, what treatment would involve, and whether follow-up visits are included. You don’t need to identify the problem yourself before getting in touch.
Local research
Flies in New Hampshire: what the public record shows
Before you compare quotes, it helps to know which flies actually live in New Hampshire, when they are busiest, and what the state figures look like. Everything below links to the agency or university page it came from.
Six to eight
House fly generations per year
Extension figure that sets homeowner expectations for how fast flies rebound after cleanup.
University of New Hampshire Extension350 to 900
Lifetime eggs per female
Extension figure that sets homeowner expectations for how fast flies rebound after cleanup.
University of New Hampshire ExtensionFly species recorded in New Hampshire
- House fly (Musca domestica) — Non-biting; breeds in manure, garbage, lawn clippings, decaying produce. 45 days at 60°F to 7 days at 95°F. Carries bacteria and viruses causing diarrhea, cholera, food poisonin…
When flies are busiest in New Hampshire
Overwinters as pupae in manure piles and debris; some adults survive in heated buildings.
UNH sticky-card monitoring: five cards per facility for seven days; 100+ spots per card weekly indicates high activity; relevant to hobby farms and horse properties.
For context, nationally
- About 45 days at 60°F; 7 days at 95°F — House fly life cycle vs temperature. Texas A&M AgriLife Extension
- 75–150 per cluster; 350 to 900 in a lifetime — House fly eggs per female. University of New Hampshire Extension
Sources: University of New Hampshire Extension; Texas A&M AgriLife Extension; Flies (Home and Landscape). Figures are quoted as the source prints them. How we check our sources
Explore New Hampshire cities
Bedford
Humid Continental · suburban setting
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Concord
Humid Continental · suburban setting
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Derry
Humid Continental · suburban setting
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Dover
Humid Continental · suburban setting
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Hudson
Humid Continental · suburban setting
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Londonderry
Humid Continental · suburban setting
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Manchester
Humid Continental · urban setting
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Merrimack
Humid Continental · suburban setting
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Nashua
Humid Continental · urban setting
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Rochester
Humid Continental · suburban setting
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Salem
Humid Continental · suburban setting
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Portsmouth
Humid Continental · urban setting
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