ZIP code · Ho Ho Kus · New Jersey · United States

ZIP code 07423 — Ho Ho Kus

ZIP code 07423 serves Ho Ho Kus, New Jersey.

Postal code
07423
Single source Value from one source, not cross-checked.
City
Ho Ho Kus
County
Bergen FIPS 34003
State
New Jersey
Country
United States
Coordinates
41.0004, -74.1025 — precision precise (locality)
View on OpenStreetMap
Population
4,230 (ZCTA, ACS 5-year)
Population density
2,429 / sq mi
Land area
1.7 sq mi (4.5 km²) (ZCTA, ACS 5-year)
Median household income
$250,000+
Per-capita income
$133,788
Median age
42.8
Households
1,425
Housing units
1,532
Median home value
$1,032,800
Median gross rent
$2,375 / month
Congressional district
NJ-5 (119th Congress)
USDA hardiness zone
7a (0 to 5 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone
America/New_York (UTC−5 / UTC−4 DST)
Area codes
201, 551 (from the nearest rate centre)
Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.

Climate — monthly normals

Warmest month Jul (avg high 87°F), coldest Jan (avg low 22°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F394151637382878476655444
Avg low °F222331405160656456443527

NOAA 1991–2020 climate normals from the nearest station: LITTLE FALLS (10.2 mi) · NOAA NCEI

Places in ZIP 07423

Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page