Allendale, New Jersey

Allendale, New Jersey
Allendale Clocktower
Interactive map of Allendale, New Jersey
Allendale
Location in Bergen County
Allendale
Location in New Jersey
Allendale
Location in the United States
Coordinates: 41°01′58″N 74°08′02″W / 41.032669°N 74.133826°W / 41.032669; -74.133826
Country United States
State New Jersey
CountyBergen
IncorporatedNovember 8, 1894
Named afterJoseph Warner Allen
Government
 • TypeBorough
 • BodyBorough Council
 • MayorAmy E. Wilczynski (R, term ends December 31, 2026)
 • Municipal clerkLinda L. Cervino
Area
 • Total
3.12 sq mi (8.08 km2)
 • Land3.10 sq mi (8.02 km2)
 • Water0.019 sq mi (0.05 km2)  0.67%
 • Rank328th of 565 in state
25th of 70 in county
Elevation
292 ft (89 m)
Population
 (2020)
 • Total
6,848
 • Estimate 
(2023)
6,791
 • Rank323rd of 565 in state
53rd of 70 in county
 • Density2,211.2/sq mi (853.7/km2)
  • Rank279th of 565 in state
55th of 70 in county
Time zoneUTC−05:00 (Eastern (EST))
 • Summer (DST)UTC−04:00 (Eastern (EDT))
ZIP Code
07401
Area codes201
FIPS code3400300700
GNIS feature ID0885135
Websitewww.allendalenj.gov

Allendale is a borough in Bergen County, in the U.S. state of New Jersey. As of the 2020 United States census, the borough's population was 6,848, the highest recorded in any decennial count and an increase of 343 (+5.3%) from the 2010 census count of 6,505, which in turn reflected a decline of 194 (−2.9%) from the 6,699 counted in 2000.

In 2012, Forbes.com listed Allendale as 481st in its listing of "America's Most Expensive ZIP Codes", with a median home price of $579,081.