Home Roof rats
Roof rats · North Mississippi
Roof rats in north Mississippi
The rat in an Oxford attic is usually a roof rat: slim, quick, a tail longer than its body, and a habit of running along tree limbs and power lines straight to the eaves. Here is how to recognize them, how they live, and how to keep them out.
- Tail longer than body
- Travels by trees and lines
- Nests high
- Seal the roofline
Hearing them now? Jump to control.
Start here
What are roof rats and how do you get rid of them?
Roof rats (Rattus rattus) are slim, agile climbing rats that weigh about 5 to 10 ounces, with large ears, a pointed nose and a tail longer than their head and body, according to University of California IPM. They are common in the southern third of the country, nest high in attics, wall voids and trees, and travel along limbs, fences and utility lines, often foraging 300 feet or more. A female averages 3 to 5 litters a year with up to 8 young each. To get rid of them, trim limbs back from the roof, seal every roofline gap with metal, set rat-size snap traps along attic runways, and keep checking until a full week passes with no catches and no fresh droppings.
Identify
How to identify a roof rat
Identification details from University of California IPM.
| Feature | Roof rat | Norway rat |
|---|---|---|
| Weight | About 5 to 10 ounces | About 7 to 18 ounces |
| Build | Slim and agile | Large and heavy |
| Tail | Longer than head and body, uniformly dark | Shorter than head and body, dark above, pale below |
| Ears | Large; reach the eyes when folded | Small; do not reach the eyes |
| Nose | Pointed | Blunt |
| Droppings | About 1/2 inch, pointed | About 3/4 inch, blunt |
| Lives | High: attics, trees, wall tops | Low: burrows, crawl spaces |
Not sure it is a rat at all? Our identification guide covers mice and look-alikes, and attic noises helps tell rats from squirrels.
How they live
How roof rats live in Oxford
Habits from University of California IPM and the National Pest Management Association.
Trees and lines
They run along limbs, fences and overhead utility lines at night. Oxford’s mature oaks and pecans give them a road system to the roof.
Food
They prefer fruit, nuts, seeds and berries, plus snails, insects, bird eggs, pet food and birdseed. Pecans and fallen fruit are a draw.
Nests up high
Attics, wall voids, ceiling spaces, cabinets and dense trees or vines. They may feed at one house and nest at another.
Night shift
Mostly active at night, in small groups that return to the same food source again and again.
Signs
Signs of roof rats
Roof rats leave the same clues in nearly every attic.
Night noise overhead
Scurrying, gnawing and things rolling in the attic or ceiling after dark.
Pointed droppings
About 1/2 inch with pointed ends, along rafters, on attic insulation, on top shelves.
Grease marks
Dark rub marks where they squeeze through gaps or travel along beams.
Gnawed fruit and nuts
Hollowed-out fruit on trees, nut shells in the attic or garage rafters.
Runways on lines
Rats seen at dusk running along power lines, fence tops or limbs.
Chewed wiring
Gnawed wires in the attic, a fire risk worth checking right away.
Seeing one in daylight usually means a large population.
How they get in
How roof rats get into the attic
Roof rats come in high. The roofline holds most of the gaps.
| Entry point | Why roof rats use it | Fix |
|---|---|---|
| Roof returns | Gaps where roof lines meet, behind gutters | Metal flashing and sealant |
| Soffit corners and vents | Loose or cracked soffit, damaged vent screens | Repair and cover with hardware cloth |
| Gable vents | Bent or missing screens high on the wall | 1/4 inch hardware cloth |
| Ridge vents | Gaps at the ends of the ridge | Ridge vent end caps or mesh |
| Utility and AC lines | Lines entering high on the wall | Copper mesh and sealant |
| Limbs on the roof | A bridge from the tree to the eaves | Trim limbs back from the roof |
The January 2026 ice storm left many Lafayette County rooflines damaged. See our ice storm roofline checklist.
Roof rat season
Roof rats in the attic?
Call or send the form. We walk the whole roofline, seal every gap with metal, and trap the rats still inside. The price is in writing before any work starts.
Control
How to get rid of roof rats
Trim, seal, trap, confirm.
Roof rats are cautious around new objects, so traps work best when they are left in place for a few days, baited, before they are set. The CDC calls this pre-baiting.
Poison bait in an attic is a bad idea: rats that eat it often die in walls and ceilings, and the smell can last weeks. Snap traps let you see and remove every catch.
Here is how our process works, and what roof rat control costs.
- Trim limbs back from the roof
- Pick up fallen fruit and nuts
- Store pet food and birdseed in metal bins
- Seal roof returns, soffits and vents with metal
- Set rat-size snap traps on attic runways and rafters
- Pre-bait traps for a few days before setting
- Check every day; remove catches with gloves
- Done when a full week passes quiet
Request a callback
Tell us what you’re hearing
Prefer not to call right now? Send this instead and we call you back. No mailing list, no door knockers, no door-to-door sales.
Straight answers
Roof rat questions
Are roof rats common in north Mississippi?
Yes. The National Pest Management Association lists roof rats as common in the southern third of the country, and they are the usual attic rat in Oxford’s tree-shaded neighborhoods.
How do I know if I have roof rats or Norway rats?
Roof rats are slimmer, with large ears, a pointed nose, a tail longer than their body and pointed 1/2 inch droppings, and they live high. Norway rats are heavier, with small ears, a blunt nose, a shorter tail and blunt 3/4 inch droppings, and they live low.
How do roof rats get on my roof?
By climbing trees, fences and vines, and by running along overhead utility lines. Limbs touching the roof give them a direct bridge to the eaves.
What do roof rats eat?
They prefer fruit, nuts, seeds and berries, but they also eat insects, snails, bird eggs, pet food and birdseed. In Oxford, pecans, fallen fruit and pet food are common draws.
How fast do roof rats multiply?
A female averages 3 to 5 litters a year with up to 8 young each, according to University of California IPM. A small problem in fall can be a large one by spring.
Should I use poison for roof rats in the attic?
We do not recommend it. Poisoned rats often die in walls and ceilings, causing a smell that can last weeks. Snap traps and sealing work without that risk.
How long do roof rats live?
Usually up to about a year, according to the National Pest Management Association. Their numbers stay up because they breed several times a year.
Keep reading
Related rodent help for Oxford homes
From the blog: questions people ask
Sources
Last reviewed October 2026 by the Rodent Control Oxford team. Biology and control standards follow Mississippi State University Extension and the CDC. Price ranges are labeled benchmarks; your price comes in writing after we inspect.
Oxford & Lafayette County
Hearing it again tonight?
One call gets your inspection scheduled. Tell us what you heard and where. We seal first, trap second, and the six things in writing come standard.
Serving Oxford 38655, University 38677, Taylor 38673, Abbeville 38601, Paris 38949 and the rest of Lafayette County, Mississippi.
Rodent Control Oxford. Independent, rodent-only, local.