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ZIP Code 01581, Massachusetts

ZIP Code 01581 profile, demographic data, and geographic information.

ZCTA5 01581 is a 5-digit ZIP Code area located in Worcester County, Massachusetts. As of official census estimates, it has a reported population of 21,944. The land area covers 20.61 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 21,944 ±31 2020-2024 / Census ACS 5-Year 2024
Median Age 38.8 yrs ±1.6 2020-2024 / Census ACS 5-Year 2024
Total Households 7,964 ±292 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 8,342 ±341
Occupied Housing Units 7,964 ±292
Vacant Housing Units 378 ±212
Median Home Value $685,300 ±$31,203
Median Gross Rent $2,106 ±$151
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $141,944 ±$12,497
Per Capita Income $66,421 ±$5,471
Poverty Rate 6.3% ±2.2%
Population Below Poverty Level 1,356 ±478
Unemployment Rate 4.3% ±1.4%
Civilian Labor Force, Employed 11,436 ±500
Broadband Internet Rate 96.6% ±1%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby 06-08 Marlborough, MA
Regular School Nearby KG-12 Worcester, MA
Regular School Nearby 09-12 Acton, MA
Regular School Nearby 06-12 Marlborough, MA
Regular School Nearby 02-03 Southborough, MA
Regular School Nearby PK-05 Concord, MA
Regular School Nearby KG-02 Oxford, MA
Regular School Nearby 09-12 Northborough, MA
Regular School Nearby KG-03 Westborough, MA
Regular School Nearby 06-08 Franklin, MA
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 10 civic institutions across 2 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
Spa Tech Institute-Westboro
College Vocational 1.7 mi away 227 Turnpike Rd. - Suite 1, Westborough, MA, 01581
5088368864
WESTBOROUGH PUBLIC LIBRARY
Library 0.1 mi away 55 WEST MAIN ST., WESTBOROUGH, MA, 01581
(508) 366-3050
Blackstone Valley Vocational Regional School District
College Vocational 7.2 mi away 65 Pleasant St, Upton, MA, 01568-1499
5085297758
NORTHBOROUGH FREE LIBRARY
Library 3.8 mi away 34 MAIN STREET, NORTHBOROUGH, MA, 01532
(508) 393-5025
Assabet Valley Regional Technical School
College Vocational 7.3 mi away 215 Fitchburg St, Marlborough, MA, 01752
5084859430
SOUTHBOROUGH PUBLIC LIBRARY
Library 5.0 mi away 25 MAIN ST., SOUTHBOROUGH, MA, 01772
(508) 485-5031
University of Massachusetts Chan Medical School
College 7.6 mi away 55 Lake Ave North, Worcester, MA, 01655
5088568989
SHREWSBURY FREE PUBLIC LIBRARY
Library 5.5 mi away 609 MAIN ST., SHREWSBURY, MA, 01545
(508) 841-8609
Bancroft School of Massage Therapy
College Vocational 8.4 mi away 333 Shrewsbury St, Worcester, MA, 01604
5087577923
HOPKINTON PUBLIC LIBRARY
Library 5.5 mi away 13 MAIN STREET, HOPKINTON, MA, 01748
(508) 497-9777
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at WEST MEDWAY, MA US, located 13.1 miles from ZCTA5 01581. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 38.1° 16.6° 27.3° 4.11" 13.5"
February 41.2° 17.6° 29.4° 3.34" 11.9"
March 48.4° 25.4° 36.9° 4.64" 11.0"
April 60.0° 35.4° 47.7° 4.80" 3.2"
May 70.7° 45.8° 58.2° 3.94" 0.0"
June 79.3° 55.2° 67.3° 4.47" 0.0"
July 84.5° 60.8° 72.7° 3.47" 0.0"
August 83.2° 59.1° 71.2° 3.94" 0.0"
September 76.3° 50.7° 63.5° 4.18" 0.0"
October 64.8° 38.9° 51.9° 5.06" 0.1"
November 53.2° 30.8° 42.0° 3.77" 1.6"
December 43.2° 22.9° 33.1° 4.65" 10.2"
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery
Community Name Classification Distance Population
Westborough CDP CDP 0.2 mi —
Northborough CDP CDP 3.5 mi —
Cordaville CDP CDP 4.7 mi —
Hopkinton CDP CDP 5.4 mi —
Upton CDP CDP 6.0 mi —
Marlborough city City 6.5 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 01581. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.