In St. Louis County, MO, the call log is led by carpenter ants, overwintering pests and house mice — and the answer starts with a local inspection. We connect you with an independent provider who works in the county.
Phone lines: Mon-Fri 7:00 AM-10:00 PM ET | Sat 8:00 AM-10:00 PM ET | Sun 7:00 AM-9:00 PM ET
The St. Louis metro spreads across several counties, and St. Louis County — about 508 square miles of Missouri — carries its full share of the region's pest pressure.
St. Louis County's pest calendar is the regional one with a local accent: hot humid summers and deep-freeze winters that push pests indoors in waves, and the work concentrates on carpenter ants first, overwintering pests second, and house mice never far behind.
The county's vital statistics: 508 square miles (the 77th largest of 115 in Missouri), centred at 38.64° N, 90.45° W, and one of the 15 counties composing the St. Louis metro. Pest work here is done by metro-based providers under Missouri rules.
From St. Louis, St. Louis County lies about 9 miles to the southwest. Counties are not equal shares of a metro: at 508 square miles, St. Louis County accounts for around 6% of the total county land in this one, and it is a mid-sized county for this metro. Pest pressure tracks those proportions loosely but honestly — more open land means more wildlife and field-pest interface; tighter settlement means more of the pests of density — and St. Louis County's blend of the two is its own.
| Land area | 508 sq mi |
|---|---|
| Rank by area in state | 77th of 115 counties |
| Rank by area in metro | 8th of 15 counties |
| Share of metro land | 6% |
| County centre | 38.64° N, 90.45° W |
| Distance to St. Louis | about 9 miles (southwest) |
| Counties in metro | 15 |
These are St. Louis County's own numbers, not the metro's: land, rank and position from Census data. St. Louis County sits 8th of 15 in its metro by land area, roughly 9 miles southwest of St. Louis — the coordinates its pest calendar is read from.
Within the same metro, Jersey County (370 sq mi) lies about 31 miles to the north; Lincoln County (627 sq mi) lies about 40 miles to the northwest; Macoupin County (863 sq mi) lies about 51 miles to the northeast; Madison County (716 sq mi) lies about 32 miles to the northeast; Monroe County (385 sq mi) lies about 29 miles to the southeast; St. Charles County (561 sq mi) lies about 16 miles to the northwest; St. Clair County (658 sq mi) lies about 30 miles to the southeast; St. Louis city (62 sq mi) lies about 11 miles to the east — every one of them profiled on its own page here — the metro is shared, but the reading is county by county.
Look outward from St. Louis County and the Jefferson City, MO metro centre is about 93 miles to the west; the Columbia, MO metro centre is about 119 miles to the west; the Springfield, MO metro centre is about 173 miles to the southwest. The neighbouring metros share weather systems and pest species with this one, which is why providers plan regionally even though they inspect locally.
St. Louis County is served through the metro pest guides below — each built on the metro's real climate and housing data.
The menu below is the full range, but St. Louis County's real workload is narrower: it concentrates in Ant Control, General Pest Control and Rodent Control, because carpenter ants and overwintering pests set the local agenda. Whichever service your property needs, it begins the same way — an inspection by the independent local provider your call is routed to.
Tell us what you are seeing — ants in the kitchen, a nest under the eaves, scratching in the attic — and where you are located.
Your call is routed to an independent local pest control professional who serves your area and handles your type of problem.
The provider inspects, identifies the pest, explains the plan and its terms directly to you, and carries out the work.
Homeowners and businesses in St. In St. Louis County — the 77th largest of 115 counties in the state by land area — the same holds from its core-facing edge to its far border. Louis County can reach the full range of services through PestReach USA — general pest control, termite inspection and treatment, bed bug and rodent programmes, mosquito and tick yard services, and wildlife removal — delivered by independent local providers who work in the county. St. Louis County covers 508 square miles about 9 miles southwest of St. Louis, and coverage follows the metro areas listed on this page rather than the county line itself, so a property anywhere in St. Louis County — from its densest streets to its outer rural roads — routes to a provider based in the St. Louis metro.
St. St. Louis County's own geography underlines the point — 508 square miles sitting roughly 9 miles southwest of St. Louis. Louis County shares the St. Louis metro's pest signature: carpenter ants, overwintering pests and house mice account for most local call-outs, because the county sits in midwest country where hot humid summers and deep-freeze winters that push pests indoors in waves. Within the county the mix shifts with the landscape — St. Louis County's 508 square miles run from the metro-facing side, about 9 miles southwest of St. Louis, to its far edge — and age, landscaping and moisture at each property decide which of them your address deals with first.
Termite pressure in St. St. Louis County is the 77th largest county in its state by land area, and its 508 square miles give that answer a lot of ground to apply to. Louis County follows the regional pattern for this part of Missouri: where soil stays warm and moist and homes put wood within reach of the ground, subterranean colonies are a standing risk, and inspections are the standard way homeowners stay ahead of damage that otherwise stays hidden for years. St. Louis County is the 77th largest of the state's 115 counties by land area, which means a lot of foundations, crawlspaces and wood-to-earth contact spread across its 508 square miles — a local provider can inspect and tell you plainly what your property shows.
Call the number on this page and describe the problem and where in St. For St. Louis County properties it is worth adding the local frame: the county spans 508 square miles about 9 miles southwest of St. Louis. Louis County the property is. PestReach USA will connect you with an independent local provider who works in the county; that provider arranges the inspection, explains the plan and their terms directly with you, and carries out any work you agree to. There is no charge from PestReach USA for the connection. If your property sits on the far side of St. Louis County — the county runs about 9 miles southwest of St. Louis at its centre and further at its edges — mention the community or ZIP when you call so the routing is right first time.
Call now — we will connect you with an independent local provider who works in your county.
Call NowMon-Fri 7:00 AM-10:00 PM ET | Sat 8:00 AM-10:00 PM ET | Sun 7:00 AM-9:00 PM ET