In a small apartment, every pest control decision is magnified. Foggers contaminate your entire living space. Broadcast sprays coat surfaces you eat and sleep on. And the pest is probably coming from a neighboring unit through the shared wall you can't seal. Small-apartment pest control needs to be targeted, low-exposure, and focused on the entry points you can control.
Shared-wall penetrations: The gaps around pipes under your kitchen and bathroom sinks, behind your toilet, and around electrical outlets on shared walls are the #1 cockroach highway between units. Caulk every pipe penetration with silicone. Install foam gaskets behind outlet and switch plate covers on exterior and shared walls ($.50 each at hardware stores).
Entry door: Install a door sweep ($8) and check the weatherstripping around the frame. In apartment buildings, the hallway is a pest corridor — every unit's door gap is a potential entry point.
Windows: Check screens for tears. In warm months, damaged screens admit flies, mosquitoes, and spiders.
In most states, pest control in apartments is the landlord's responsibility — especially for cockroaches, bed bugs, and rodents. Document the problem (photos, dates), submit a written request for treatment, and know your rights if management doesn't respond.
That said, the gel bait and dust products above are tenant-friendly — they require no drilling, leave no stains, and are removable at move-out. You can supplement landlord-provided treatment (which is often a generic baseboard spray that doesn't work) with targeted bait placement that actually does.
The shared-wall problem: If your neighbor has cockroaches, your unit will be reinfested no matter what you do — unless building management treats all affected units simultaneously. This is the argument for involving management rather than trying to solve it alone. Our state-by-state landlord responsibility guide covers your legal options.