However, a 2023 study estimates that there are approximately 3 million rats in New York, which is close to a third of New York's human population. The city's rat population is dominated by the brown rat (also known as the Norway rat). The average adult body weight is 350 grams (12 oz) in males and about 250 grams (8.8 oz) in females.

Rats can be a problem for residents, property owners, businesses and entire neighborhoods. Their gnawing and burrowing can cause damage and they can contaminate food, spread disease and reduce our quality of life.

2020年11月21日 · Rat school is in session as fed-up New Yorkers try to learn how to deal with a surging rodent population. Rats as big as bunnies are roaming the streets in broad daylight, nesting in trees and...

2023年3月18日 · New York City's rats are relentless. They're also everywhere — in sewers and parks, underfoot, on the subways, and even in your walls. They've been in New York since the 18th century,...

2023年8月15日 · A color-coded and searchable map breaks down at a building-by-building level what places in NYC passed their last rodent inspection, where there was recent rat activity, what spots had failed for...

2025年2月12日 · ABC News looks at New York City’s fight to curb rat populations as some city leaders and residents uncover new methods to reduce the rodents like birth control and "rat walks."

2024年10月24日 · So far this year, Brooklyn has had the most rat complaints among New York City boroughs (9,518), followed by Manhattan (5,375), Queens (4,409), the Bronx (3,508) and Staten Island (649).

2023年1月26日 · Why has the rat population exploded in NYC in the past year? Some cite increased foot traffic, others blame construction activity for disturbing rodent burrows,...

2024年5月3日 · Rat sightings are down nearly 14% in the City's Rat Mitigation Zones year over year, and have fallen by an incredible 55% in the Hamilton Heights residential containerization pilot zone since the pilot began.

2024年10月6日 · Nearly 80 years ago, rats lurked in the city's docks and butcheries, bringing the potential for disease, according to an account in the New Yorker magazine. Then, the most prevalent species was...