Home > MA > Worcester County > Fitchburg > Zip 01420

Zip Code 01420 — Fitchburg, MA

01420 is a ZIP Code associated with Fitchburg, MA, located within Worcester. The postal region supports an estimated population of 41,839 residents across Data Pending housing units, with a population density of 537.4 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (42.585590, -71.816930)

Data Metric	Local Statistic
Postal / Zip Code	01420
Primary City	Fitchburg
State / Province	MA
County	Worcester
Total Population	41,839
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	537.4 people/sq mi
Timezone	America/New_York

How 01420 Compares

Metric	ZIP 01420	Worcester County	MA State Average
Population	41,839	867,539	7,043,978
Median Income	Data Pending	N/A	N/A
Population Density	537.4 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 01462	Lunenburg	4.9 mi	11,919	N/A
Zip 01473	Westminster	5.0 mi	8,374	N/A
Zip 01453	Leominster	5.2 mi	43,851	N/A
Zip 01431	Ashby	6.3 mi	3,211	N/A
Zip 01474	West Townsend	6.8 mi	2,280	N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →