ZIP code · Lowell · Massachusetts · United States
ZIP code 01851 — Lowell
ZIP code 01851 serves Lowell, Massachusetts.
- Postal code
- 01851Single source Value from one source, not cross-checked.
- City
- Lowell
- County
- Middlesex FIPS 25017
- State
- Massachusetts
- Country
- United States
- Coordinates
- 42.6315, -71.3329 — precision precise (locality)
View on OpenStreetMap - Population
- 32,308 (ZCTA, ACS 5-year)
- Population density
- 10,009 / sq mi
- Land area
- 3.2 sq mi (8.4 km²) (ZCTA, ACS 5-year)
- Median household income
- $87,962
- Per-capita income
- $39,517
- Median age
- 35.6
- Households
- 11,321
- Housing units
- 11,759
- Median home value
- $432,100
- Median gross rent
- $1,686 / month
- Congressional district
- MA-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)
Tools: compare 01851 with another ZIP · ZIPs within 25 miles · distance from 01851
Map of ZIP code 01851
Climate — monthly normals
Warmest month Jul (avg high 85°F), coldest Jan (avg low 16°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 34 | 37 | 45 | 59 | 70 | 79 | 85 | 83 | 76 | 62 | 51 | 40 |
| Avg low °F | 16 | 17 | 24 | 35 | 45 | 55 | 61 | 59 | 52 | 40 | 30 | 22 |
| Precip in | 3.6 | 3.2 | 4.3 | 4.1 | 3.8 | 4.4 | 3.9 | 4.0 | 3.9 | 5.0 | 3.9 | 4.5 |
NOAA 1991–2020 climate normals from the nearest station: LOWELL (1.7 mi) · NOAA NCEI
Places in ZIP 01851
- 11 schools
- 2 doctors & dentists
- 1 pharmacies
- 3 supermarkets
- 17 restaurants & cafés
- 2 bars & pubs
- 16 parks
- 6 playgrounds
- 16 places of worship
- 1 banks
- 4 gas stations
- 1 EV charging stations
- 2 police & fire stations
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