Harvard, MA · standard
ZIP Code 01451
Worcester County, Massachusetts - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 4,747
- 96/sq mi Moderate-density area
- $214,792
- Median income Above-median income area
- $856,200
- Median home value Above-median home value
- 77.8%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Harvard pairs a top-decile household income with top-decile home values, in a rural, homeowner-dominated area.
- Top 1%
- household income, US ZIPs
- Top 4%
- home value, US ZIPs
- 96
- people per sq mi
- 91%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 01451 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 01451 (Harvard, MA) rose +3.7% from 2023 to 2024. The all-transactions index moved from 203.0 in 2023 to 210.5 in 2024 (2000 = 100).
ZIP code 01451 covers 49.6 square miles in Harvard, Worcester County, Massachusetts (a standard USPS delivery area), with a modest 4,747 residents on file, a density of 96 people per square mile, in the New York time zone.
ZIP 01451 skews affluent, with a median household income of $214,792 (86% above the average Massachusetts ZIP), while per-capita income is $97,637. The poverty rate is 4.4%, with unemployment at 5.7%; those measures add context to the income figure. Housing is both higher-cost and owner-heavy: median home value is $856,200 (43% above the average Massachusetts ZIP), while 90.9% of occupied homes are owner-occupied and median rent is $1,250.
This is a highly-educated ZIP: 77.8% of adults hold a bachelor's degree or higher, the median age is 41.8, and the average commute is 31 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Worcester County, so 01451 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 01451
Top 5 sectors by establishment count in Harvard, MA
Which industries have the most business establishments in ZIP 01451.
- Professional, scientific, and technical services
Professional, scientific, and technical services
37 establishments
- Health care and social assistance
Health care and social assistance
27 establishments
- Construction
Construction
16 establishments
- Real estate and rental and leasing 10
Real estate and rental and leasing
10 establishments
- Administrative and support and waste management and remediation services 10
Administrative and support and waste management and remediation services
10 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 01451, Harvard, MA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
4,747
Population
49.6
Area (sq mi)
96
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 01451?
41.8
Median Age
49.0%
Male
51.0%
Female
9.3%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$214,792
Median Household Income
+86% vs state ZIP avg
$97,637
Per Capita Income
4.4%
Poverty Rate
5.7%
Unemployment Rate
31.4 min
Mean Commute Time
How ZIP 01451 ranks among Massachusetts ZIPs
Harvard, MA household income vs. every Massachusetts ZIP code
Median household income among 505 reporting Massachusetts ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$214,792 Top 4% higher than 96% of 505 Massachusetts ZIPs
Each bar is a $20K-wide band; taller bars hold more Massachusetts ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
2,042housing units
2,042
Total Housing Units
1,900
Occupied Units
142
Vacant Units
2.85
Avg Household Size
Occupancy Type
$856,200
Median Home Value
+43% vs state ZIP avg
$1,250
Median Rent
1975
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+3.7%
YoY Change (2024)
210
HPI Index (2000 = 100)
+110%
Total Change Since 2000
Home values in ZIP 01451 have increased 3.7% over the past year (2024). Since 2000, this ZIP has seen +110% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +2.4% | 147 |
| 2021 | +12.3% | 165 |
| 2022 | +8.4% | 179 |
| 2023 | +13.4% | 203 |
| 2024 | +3.7% | 210 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 148 business establishments in ZIP 01451, employing approximately 810 people with a combined annual payroll of $57,562,000.
148
Businesses
810
Employees
$57.6M
Annual Payroll
13
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 37 | 25.0% |
| Health care and social assistance | 27 | 18.2% |
| Construction | 16 | 10.8% |
| Real estate and rental and leasing | 10 | 6.8% |
| Administrative and support and waste management and remediation services | 10 | 6.8% |
| Other services (except public administration) | 9 | 6.1% |
| Retail trade | 6 | 4.0% |
| Information | 6 | 4.0% |
| Accommodation and food services | 6 | 4.0% |
| Finance and insurance | 5 | 3.4% |
| Agriculture, forestry, fishing and hunting | 4 | 2.7% |
| Wholesale trade | 4 | 2.7% |
| Manufacturing | 3 | 2.0% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 01451 vs 01467 →
ZIP 01451 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 01749
Hudson (01749)
19,063 residents
- 01450
Groton (01450)
10,646 residents
- 01460
Littleton (01460)
8,924 residents
- 01523 7,582
Lancaster (01523)
7,582 residents
- 01432 7,089
Ayer (01432)
7,089 residents
- 01775 6,590
Stow (01775)
6,590 residents
- 01719 4,996
Boxborough (01719)
4,996 residents
- 01740 4,897
Bolton (01740)
4,897 residents
- 01451 4,747
Harvard (01451)
4,747 residents
What this shows Among its immediate neighbors, ZIP 01451 ranks #9 by population - useful context the national average alone can't give.
ZIP 01451 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 01451
Harvard (01451)
$214,792 median income
- 01740
Bolton (01740)
$205,449 median income
- 01450
Groton (01450)
$193,292 median income
- 01775
Stow (01775)
$185,809 median income
- 01434
Devens (01434)
$162,143 median income
- 01460
Littleton (01460)
$149,722 median income
- 01719
Boxborough (01719)
$144,611 median income
- 01523
Lancaster (01523)
$134,833 median income
- 01749
Hudson (01749)
$103,400 median income
What this shows By household income, ZIP 01451 ranks the highest of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 01467 | Still River, MA | 316 | 2.4 mi |
| 01432 | Ayer, MA | 7,089 | 4.4 mi |
| 01719 | Boxborough, MA | 4,996 | 3.0 mi |
| 01434 | Devens, MA | 1,795 | 3.2 mi |
| 01740 | Bolton, MA | 4,897 | 4.8 mi |
| 01460 | Littleton, MA | 8,924 | 4.9 mi |
| 01450 | Groton, MA | 10,646 | 7.8 mi |
| 01523 | Lancaster, MA | 7,582 | 5.5 mi |
| 01775 | Stow, MA | 6,590 | 5.9 mi |
| 01749 | Hudson, MA | 19,063 | 7.9 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 01451, both outside MA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (4,747 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Worcester County
Related Areas
Frequently Asked Questions
What county is ZIP code 01451 in?
ZIP code 01451 (Harvard) is located in Worcester County, Massachusetts. Worcester County contains multiple ZIP codes, see the full list at /counties/worcester-ma.
What is the population of ZIP code 01451?
ZIP code 01451 in Harvard, MA has a population of 4,747 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 01451?
The median household income in ZIP 01451 is $214,792, which is 182% above the national average of $76,288.
What is the average home value in ZIP 01451?
The median home value in ZIP 01451 is $856,200, which is 208% above the national average of $278,155.
What is the demographic makeup of ZIP 01451?
The largest racial group in ZIP 01451 is White at 83.8%. Hispanic or Latino residents make up 8.0% of the population.
How many businesses are in ZIP code 01451?
ZIP code 01451 has 148 business establishments employing approximately 810 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 01451?
The top industries by establishment count in ZIP 01451 are: Professional, scientific, and technical services (37), Health care and social assistance (27), Construction (16). There are 13 industry sectors represented in total.
How have home values changed in ZIP code 01451?
According to the FHFA House Price Index, home values in ZIP 01451 increased by 3.7% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 110%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 01451?
In ZIP code 01451, 84.8% of residents aged 25+ have a high school diploma or higher, and 77.8% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 01451?
The mean commute time for workers in ZIP code 01451 is 31.4 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 01451?
In ZIP code 01451, approximately 90.9% of occupied housing units are owner-occupied and 9.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 01451?
The poverty rate in ZIP code 01451 is 4.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 01451's numbers, next.
- See how ZIP 01451 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Harvard, MA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.