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Zip Code 01451 — Harvard, MA

01451 is a ZIP Code associated with Harvard, MA, located within Worcester. The postal region supports an estimated population of 5,487 residents across Data Pending housing units, with a population density of 100.7 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (42.500050, -71.577540)

Data Metric	Local Statistic
Postal / Zip Code	01451
Primary City	Harvard
State / Province	MA
County	Worcester
Total Population	5,487
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	100.7 people/sq mi
Timezone	America/New_York

How 01451 Compares

Metric	ZIP 01451	Worcester County	MA State Average
Population	5,487	867,539	7,043,978
Median Income	Data Pending	N/A	N/A
Population Density	100.7 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 01434	Devens	2.9 mi	1,564	N/A
Zip 01719	Boxborough	3.1 mi	5,496	N/A
Zip 01432	Ayer	4.4 mi	8,521	N/A
Zip 01740	Bolton	4.7 mi	5,737	N/A
Zip 01460	Littleton	5.1 mi	10,280	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 →