Sandy Springs Rodent Control: Roof Rats, Norway Rats and House Mice

What to look for

Three rodents share the territory. Roof rats are slim, agile climbers that reach rooflines along tree limbs, fences, and utility lines and nest in attics. Norway rats are heavy burrowers that dig along foundations, under decks, and near trash, and UGA Extension says a Norway rat may spend its whole life within a circle 100 to 150 feet across. House mice nest in walls and cabinets and rarely travel more than 5 to 10 feet from a wall. Sandy Springs' humid subtropical climate keeps all of them busy. Summer highs near 89F, about 53 inches of rain a year, and humidity near 70% mean food, water, and cover are always available. Winter lows around 33F are mild enough that rodents stay active through winter, though cooler fall nights bring a surge of activity indoors. Mice breed fast, too: UGA notes litters at 30-day intervals starting when mice are just two months old, so a few in the fall can become many by spring.

• 1Scratching or running in the attic or ceiling at night.
• 2Small droppings in kitchen drawers or along baseboards.
• 3Larger, capsule-shaped droppings near trash or in the garage.
• 4Burrows along the foundation, under decks, or beside retaining walls.
• 5Gnawed fruit or nuts under trees in the yard.
• 6Dark grease marks along rafters, walls, or pipes.
• 7Chewed wiring or insulation in the attic.

Treatment options and typical costs

Prices are typical published ranges. Ask what’s included before you compare quotes.

Roof rat, Norway rat, or house mouse? Identifying Sandy Springs rodents.

UGA Extension confirms that all three structural rodents live in Georgia, and in Sandy Springs you may have more than one. Each needs a different setup, so identification comes first. Roof rats are slim and dark, with tails longer than their bodies. They climb, and they nest in attics, reaching the roof along tree limbs, fences, and utility lines. Signs include scratching overhead at night, droppings in the attic, and gnawed fruit or nuts in the yard. Norway rats are heavier and brown-gray, with shorter tails. They burrow along foundations, under decks, and near trash. Signs include burrow holes, larger capsule-shaped droppings, and grease marks along walls. House mice are small and gray-brown. They nest in walls and cabinets and stay within 5 to 10 feet of walls. Signs include small droppings in drawers and along baseboards. Where you find signs is often the best clue. Attic points to roof rats, yard burrows to Norway rats, kitchen drawers to mice. Take photos for the provider.

Why rat control has to cover a 150-foot circle.

UGA Extension says a Norway rat may spend its whole life within a home range of 100 to 150 feet in diameter. That number reshapes how you think about rat control in Sandy Springs. A rat living in a burrow under the shed or along the back fence may visit your foundation, the neighbor's trash, and your compost pile every night. Traps set only inside the house, or only by the back door, may never reach it. Effective control covers the burrow area. That means finding burrows and runways in the yard, placing traps or locked stations along them, and sealing gaps in the foundation and garage. It also means removing food sources across the range: trash, compost, pet food, bird seed, and fallen fruit. When a provider gives you a plan, ask how they will cover the yard, not just the house. A map of devices along fences, foundations, and burrows is a good sign. If your neighbor has rats too, coordinated work helps, since the range often crosses property lines.

Trap placement the UGA way.

For Norway rats, traps go along runways near burrows and foundations. Check traps daily, wear gloves, and move traps that are not catching anything to spots with fresh signs. UGA Extension's Circular 970, revised in November 2025, gives practical numbers for trapping in a Sandy Springs home. For rats, UGA recommends about a dozen traps per house. That is more than most people set, and it is one reason DIY rat trapping often fails. Spreading traps along every active runway gives rats more chances to hit one. Traps go perpendicular to walls, with the trigger end against the baseboard. Rodents travel along walls, so a trap set this way catches them coming from either direction. For mice, placement is tighter. UGA notes mice travel only 5 to 10 feet from a wall, so traps should go close together, right where droppings appear. For roof rats, traps belong along attic rafters and travel routes overhead.

Sandy Springs' rodent year: steady with a fall surge.

In spring, outdoor activity picks up again, and it is a good time to inspect for winter damage and plan summer sealing. With about 53 inches of rain a year, water is never scarce, so sealing matters more than removing water. Rodent activity in Sandy Springs runs year-round, but it is not flat. It builds toward a surge in fall. From June through August, with highs near 89F and frequent rain, rodents breed outdoors and feed around trash, gardens, and fruit trees. Roof rats are active in trees and on rooflines. This is the best time to trim branches, seal gaps, and clean up the yard. September through November brings the surge. As nights cool, rodents look for warmer shelter, and attics, walls, and garages fill up. Set traps early in September and check the roofline and foundation for gaps. From December through February, lows near 33F are mild. Roof rats stay in attics, and mice in walls keep breeding at 30-day intervals. Keep traps checked.

Rodent control for offices and corporate campuses in Sandy Springs.

Sandy Springs is known for its corporate headquarters, and office buildings bring rodent control at a different scale and with different expectations. Commercial properties usually need scheduled service rather than one-time treatment. Providers often place monitoring stations around the exterior and in key interior spaces, such as break rooms, loading areas, and mechanical rooms. They check them on a schedule and keep written logs of activity and service. Exclusion still matters. Loading dock doors, utility entries, and gaps around landscaping beds against the building are common entry points. UGA's guidance on 1/4-inch hardware cloth and dime-sized gaps applies to commercial buildings as much as homes. Norway rat home ranges of 100 to 150 feet mean exterior stations should cover landscaping, dumpster areas, and building perimeters. When getting quotes for a commercial property, ask how many stations will go in, how often the provider visits, what reports include, and how they handle sensitive areas. A clear service log helps managers spot trends early.

Simple ways to keep rodents away

• Trim tree limbs back so none touch or overhang the roof.
• Cover vents and openings with 1/4-inch hardware cloth.
• Keep trash in lidded cans and away from the foundation.
• Pick up fallen fruit and nuts in the yard.
• Store pet food and bird seed in metal cans.
• Clear brush, debris, and woodpiles from along the house.
• Fix leaks and direct downspouts away from the foundation.
• Check the roofline and foundation each fall for new gaps.

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