10 Common Household Pests in Australia

A Comprehensive Guide to Tackling Common Infestations in Australia

When you think of common house insects and pests, cockroaches may come to mind first.

It’s true that cockroaches are one of the most common and potentially most damaging pests found in homes around the world.

These pests can pose a nuisance or worse spread illness if not managed properly.

To help educate homeowners on these top 10 common pests found in homes here in Australia and what could possibly be done about them should they become an issue.

We have gathered some helpful information and stories from residents living down under to share with you today.

Have no fear. These are effective solutions from Professional Pest Controllers that do exist for all ten of these pesky critters.

What is a Household Pest?

A household pest can be defined as any common household insect or small mammal that lives in or near human dwellings. While some have the potential to cause significant damage, many are simply nuisances that may drive you nuts with loud noises, strong smells, or dirt they bring inside from outside. Pests should be taken seriously, however, since not all of them are harmless. Serious illnesses, structural damage, and contamination of food sources can occur depending on what type of pest you find on your property. In Australia, cockroaches, spiders, ants, fleas wasps and bees are among the wide range of pests kept at bay by pest management professionals. Additionally, many homeowners struggle with flies, rodents, mosquitos, and bed bugs. For those living in coastal areas, termite infestation may also prove problematic.

Roach Raiders

Cockroaches are the most commonly known pest in Australia and can be easily identified with their shiny black color, long antennae, and flattened legs and wings. They are capable of reproducing quickly and are resilient to extreme temperatures and environments. It makes it incredibly difficult to get rid of them once you have them in your home. The presence of different types of cockroaches is usually an indicator of uncleanliness or harborage areas such as wall cavities or wood that have been left unchecked for a lengthy period of time. Therefore it’s important to clean and disinfect regularly, seal any cracks and crevices where they may enter, and keep food scraps securely stored away in tight containers. All effective prevention techniques.

Eight-Legged Intruders

Spiders are a common nuisance pest in Australia. However, not all spiders pose a threat. While St Andrews cross spiders and funnel weavers are more typically harmless and found outdoors, most people dread encountering white-tailed spiders or redback spiders that have the ability to cause mild painful bites if disturbed. As such it’s good to be familiar with your local spider species. For those living in the eastern parts of the country. This means being extra mindful of daddy long legs type of arachnids as they can sometimes carry an alarming amount of toxin. Prevention tips include sealing cracks and openings around windows, doors, and pipes. Also, cleaning up any clutter from around the house where they might nest.

Tiny Trailblazers

Ants are one of the most frustrating pests to come across in a home since they form large colonies quickly, move fast, and get into even the smallest of cracks and crevices with ease. Not all types of ants cause significant damage however carpenter ants. Especially when nesting in wooden structures. It can be extremely harmful if left unchecked. Put gel trays into any areas where ant activity may occur or use ant baiting traps near windows and door frames. Both are easy solutions for common perimeter ant problems. Additionally sometimes using a simple soap and water spray mix along affected pathways is also enough to keep them at bay.

Leaping Nuisances

Fleas are tiny parasites that feed on the blood of warm-blooded animals and humans. Though they may seem harmless, certain pest activities can become an issue if left untreated. Look for small black spots on carpeted surfaces or furniture as this could be a sign of flea activity in your home. It may even mean they have been outdoors visiting live hosts such as other pets. For those noticing their pet scratching more than usual, take a look at its fur for signs of jumping insects. Obviously, an indication something needs to be done pronto. Natural solutions work best when treating flea problems such as spraying food-grade diatomaceous Earth onto affected areas or making sure regularly vacuum any carpets where activity is suspected.

Sting Squad

Wasps and bees are flying insects that are commonly found in Australia. While some of them play an important role in keeping nature’s balance, others can be a nuisance or even dangerous should someone accidentally disturb their nest or hive. Many species of bee live naturally outdoors. But may form hives on roofs or walls if left unchecked. Wasp nests often occur near outdoor structures. Should you notice wasp activity indoors or suspect an infestation use professional pest management services. This is to safely remove these critters from your property.

Buzz Brigade

Flies are one of the most notorious and annoying pests found in Australian homes. Houseflies can lay up to 2,000 eggs in a matter of weeks and breed at an alarming rate. Meanwhile, blowflies are attracted by food scraps or even animal remains and often home inside window seals where they can quickly reproduce until you have an infection on your hands. To naturally prevent head over to your hardware store and purchase fly screens for windows and doors. This is especially advantageous during the summer months when flies become more active outdoors.

Furry Trespassers

Rodents such as mice and rats may seek refuge in cities, towns, or rural areas in equal numbers. They tend to hang around warm insides near sewer systems, compost bins, and trash cans. It can also cause serious structural damage should they begin to chew through walls or insulation material. Implement sound pest management strategies near entry areas like cleaning up compost waste and sealing holes found in fences or building perimeters. It’s an effective preventative measure to ensure no rodents come calling. These go hand in hand with regular inspections of all your property or storage spaces where rodents may be nesting undetected by the naked eye.

Bloodsucker Squad

Mosquitoes are a common nuisance in summertime Australia. Female species responsible for transmitting the deadly Ross River Virus capable of causing serious health risks such as a range of diseases by sucking human blood. This makes prevention especially important. Regularly keep stagnant water sources on your property clean to reduce breeding areas. Also, certain plants deter them from coming near. So keeping some nearby can be beneficial. Indoor solutions such as widespread mosquito netting are a great preventative measure to use when entertaining friends outdoors. Remember, prevention is key. An ounce of prevention takes you a long way in this case.

Sleep Snatchers

Bed bugs can easily be mistaken for other pests at first. However, they differ greatly since the size of their eggs is far smaller than that of a mosquito’s. Also, their color stands out in direct sunlight making them easier to detect in comparison. It’s critical to identify bed bug infestations quickly as these critters will continue to invade rooms unless treated immediately. Firstly wash all bedding and linen materials with cold water, then vacuum nearby floorboards and mattresses. Also, spray targeted areas using commercial insecticide. Finally, inspect anywhere concealed like cracks and crevices inside furniture and mattress seams. This should help you catch any remaining stragglers before they become a real problem.

Wood Devourers

Termites are a major problem for many Australian homeowners as these little critters can cause serious structural damage to wooden framing or beams, and flooring. Regularly inspect the property and surrounding trees and if found to have termite activity contact a professional immediately. Both are necessary steps when trying to eliminate termites from entering through hollow walls or gaps in the structure of building materials.


Are spiders always harmful?

Not all spiders pose a threat. If you happen to find one inside or outside your home first take a look at its species. St Andrew’s Cross and Funnel Weavers are generally harmless whereas Redbacks can potentially cause mild venomous bites if disturbed.

How can I prevent cockroach infestations?

Prevention is always the best approach when dealing with pests. Make cleaning a priority in all hidden corners of your home. Plus, seal any potential entry points with calking or steel mesh. This should help reduce a cockroach’s food sources. So they don’t have a reason to stay. Store away food scraps and garbage in tightly contained bins, too.

Is it necessary to hire a professional pest management service?

Hiring a reputable professional can certainly be beneficial if trying to get rid of house pests from your premises. Alternatively, there are over-the-counter solutions available that meet your budget and preference depending on the severity of the infestation. So shop around before deciding which you’ll go with. For termites and rodents, however, it’s always best to call in an expert.


Pests can bring a lot of stress and chaos.

However, it’s important to take swift action when discovering them in your home.

Each type offers its own unique set of problems.

From the potentially damaging chewing habits of rodents to nasty mosquito bites.

Regular inspections and pest control services should be an integral part of everyone’s lifestyle. Be proactive.

Use preventative techniques such as sealing entry points or cleaning up food scraps.

This won’t guarantee you won’t have any pests.

But it will certainly limit the number that enter into your home keeping it safe and secure for years to come.