ZIP code · Rockfall · Connecticut · United States

ZIP code 06481 — Rockfall

ZIP code 06481 serves Rockfall, Connecticut.

Postal code
06481
Single source Value from one source, not cross-checked.
City
Rockfall
County
Middlesex FIPS 09007
State
Connecticut
Country
United States
Coordinates
41.5341, -72.6997 — precision estimated (postal-area centroid)
View on OpenStreetMap
Population
1,644 (ZCTA, ACS 5-year)
Population density
860 / sq mi
Land area
1.9 sq mi (5 km²) (ZCTA, ACS 5-year)
Median household income
$109,228
Per-capita income
$48,848
Median age
47.6
Households
643
Housing units
698
Median home value
$341,200
Median gross rent
$3,500+ / month
Congressional district
CT-3 (119th Congress)
USDA hardiness zone
6b (-5 to 0 °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
860, 959 (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 84°F), coldest Jan (avg low 19°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F373948607079848275645242
Avg low °F192028384857636154423225
Precip in3.02.94.04.13.54.03.43.54.34.53.44.1

NOAA 1991–2020 climate normals from the nearest station: MERIDEN MARKHAM MUNI AP (6.8 mi) · NOAA NCEI

Places in ZIP 06481

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