Cockroaches in Your NYC Apartment: Identification Guide for the Five Most Common Species

New York City hosts several cockroach species. Knowing which one you're seeing determines the right response.

American Cockroach (Periplaneta americana)

• Size: 1.5–2 inches
• Color: Reddish-brown, yellowish figure-8 pattern on pronotum
• Habitat: Basements, sewers, steam tunnels, boiler rooms—anywhere warm and damp
• Flight: Capable gliders, especially in heat
• Note: Often called "water bugs" or "palmetto bugs." Enter via drains, foundation cracks.

German Cockroach (Blattella germanica)

• Size: 0.5–0.6 inches
• Color: Light brown/tan, two dark parallel stripes on pronotum
• Habitat: Kitchens, bathrooms—near food, moisture, warmth. Hide in cracks, appliances, cabinets.
• Flight: Rarely flies
• Note: The #1 indoor pest. Rapid reproduction (egg case = 30–40 nymphs). Resistant to many insecticides.

Brown-Banded Cockroach (Supella longipalpa)

• Size: ~0.5 inches
• Color: Brown with two light bands across wings/abdomen
• Habitat: Drier, warmer spots: ceilings, high cabinets, closets, electronics, behind pictures
• Flight: Males fly when disturbed
• Note: Less moisture-dependent than Germans. Often in bedrooms, living rooms.

Oriental Cockroach (Blatta orientalis)

• Size: 1–1.25 inches
• Color: Shiny dark brown to black
• Habitat: Cool, damp: basements, crawl spaces, floor drains, sewers, under sinks
• Flight: Cannot fly
• Note: "Water bugs." Slow-moving. Strong odor. Seasonal—peak in summer.

Smokybrown Cockroach (Periplaneta fuliginosa)

• Size: 1.25–1.5 inches
• Color: Uniform dark mahogany, no pattern
• Habitat: Attics, gutters, roof voids, tree holes—high humidity, outdoors but invades
• Flight: Strong fliers, attracted to lights at night
• Note: More common in outer boroughs, suburban edges.

What to Do

German = bait gels, IGRs, sanitation, professional help. American/Oriental = seal entry points, fix leaks, perimeter treatment. Brown-banded = target high, dry areas. Smokybrown = exterior lighting management, roof/attic sealing. ID first. Treat smart.