Postal Codes

01521 ZIP Code

Advertisement

English Español

ZIP code 01521 covers Holland, Massachusetts, with a population of about 2,576 and a median household income of $86,806.

Population
2,576210 per square mile
Median age
49.510.8 points above the US average
Median household income
$86,80614% below the Massachusetts median
Poverty rate
5%7.4 points below the US average
Typical home value
$389,075up 34.9% in five years
Degree or higher
34.2%0.8 points below the US average
Homeownership
96%31 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
26

Where 01521 is

Holland, Massachusetts — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population2,576
Median age49.5
Family households61.9%
Born outside the US4.3%
Speaks a language other than English at home8.1%
White (non-Hispanic)88.7%
Black (non-Hispanic)0%
Asian (non-Hispanic)5.7%
Hispanic or Latino3.3%
Veterans9.9%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$86,806
Income per person$49,709
Poverty rate5%
Households on SNAP or cash assistance8.6%

Household income distribution

Under $10k5.1%
$10–15k1.7%
$15–20k2.2%
$20–25k0.9%
$25–30k5.8%
$30–35k2.9%
$35–40k0.9%
$40–45k2.5%
$45–50k2.4%
$50–60k2.1%
$60–75k11.9%
$75–100k20.4%
$100–125k14.5%
$125–150k7.6%
$150–200k8.9%
$200k or more10.0%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed1,320
Mean adjusted gross income$81,297
Returns declaring $200,000 or more6.1%
Returns, under $25k20.5%
Returns, $25k–$50k18.9%
Returns, $50k–$75k18.9%
Returns, $75k–$100k12.9%
Returns, $100k–$200k22.7%
Returns, $200k or more6.1%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$288,700
Owner-occupied96%
Vacant homes23.6%
Median year built1976

What the homes are

Detached house98.1%
Attached house0.2%
2 to 4 units1%
Mobile home0.7%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$389,075as of 2026-07
Typical home value, 1 yearup 4.8%
Typical home value, 5 yearsup 34.9%
Typical home value, 10 yearsup 95.6%
Typical home value since 2000
200020132026$389,075$120,664

$120,664 in 2000 to $389,075 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5.8%
Bachelor's degree or higher34.2%
High school diploma or higher94.9%
Works from home6.3%
Drives to work alone85.9%
Takes public transport0%
Commutes 45 minutes or more32.8%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity32.2% 1.2 pts below the national average of 33.4%
Diagnosed diabetes10.1% 1.9 pts below the national average of 12%
Currently smokes14% 0.8 pts above the national average of 13.2%
High blood pressure33.7% same as the national average of 34.1%
Fair or poor general health17.6% 2.7 pts below the national average of 20.3%
No health insurance (18–64)4.1% 7.2 pts below the national average of 11.3%
Depression28.1% 6.2 pts above the national average of 21.9%
No leisure-time physical activity23.4% 2 pts below the national average of 25.4%
Arthritis30.7% 5.6 pts above the national average of 25.1%
Binge drinking18% 2 pts above the national average of 16%
Taking blood pressure medication76.8% 2.1 pts above the national average of 74.7%
Cancer (non-skin)10% 2.3 pts above the national average of 7.7%
Current asthma12.8% 2.4 pts above the national average of 10.4%
Coronary heart disease6.5% same as the national average of 6.2%
Routine check-up in past year81.1% 4.4 pts above the national average of 76.7%
Cholesterol screening90% 4.1 pts above the national average of 85.9%
Cognitive disability14.6% same as the national average of 14.8%
Colorectal screening70.6% 6.3 pts above the national average of 64.3%
COPD7.1% 0.5 pts above the national average of 6.6%
Visited a dentist70.8% 9.5 pts above the national average of 61.3%
Any disability30.7% same as the national average of 30.7%
Lacks emotional support26.1% 1.3 pts above the national average of 24.8%
Food insecurity10.8% 6.3 pts below the national average of 17.1%
Received food stamps13.7% 0.6 pts below the national average of 14.3%
Hearing disability6.7% same as the national average of 6.7%
High cholesterol36.1% same as the national average of 36.2%
Housing insecurity10% 3.8 pts below the national average of 13.8%
Independent living disability7.7% 0.7 pts below the national average of 8.4%
Lacks transport6.8% 2.4 pts below the national average of 9.2%
Loneliness34.7% same as the national average of 34.4%
Mammography use81.3% 5.4 pts above the national average of 75.9%
Poor mental health (14+ days)18% 1.2 pts above the national average of 16.8%
Mobility disability13.5% 0.5 pts below the national average of 14%
Poor physical health (14+ days)14.4% 0.9 pts above the national average of 13.5%
Self-care disability3.3% 0.7 pts below the national average of 4%
Utility shut-off threat6.7% 2.1 pts below the national average of 8.8%
Sleeps under 7 hours35.3% 1.1 pts below the national average of 36.4%
Stroke3.2% same as the national average of 3.4%
All natural teeth lost11.2% 1.8 pts below the national average of 13%
Vision disability3.9% 1.7 pts below the national average of 5.6%
Advertisement
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments26
People employed72
Annual payroll$2,708,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 25.4% of US census tracts
FEMA ratingRelatively Low
Expected annual loss27.5 out of 100
Community resilience62.2 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Landslide87.2Relatively Low at its worst in this ZIP code
Ice storm80.4Relatively Moderate at its worst in this ZIP code
Hurricane79.8Relatively Moderate at its worst in this ZIP code
Drought77.9Very Low at its worst in this ZIP code
Wildfire60.1Very Low at its worst in this ZIP code
Hail50.9Relatively Low at its worst in this ZIP code
River flooding48.1Relatively Low at its worst in this ZIP code
Strong wind47.1Relatively Low at its worst in this ZIP code
Winter weather43.5Relatively Low at its worst in this ZIP code
Cold wave42.7Relatively Low at its worst in this ZIP code
Tornado37.2Relatively Low at its worst in this ZIP code
Earthquake33.8Very Low at its worst in this ZIP code
Heat wave32.6Relatively Low at its worst in this ZIP code
Lightning22.9Relatively Low at its worst in this ZIP code
Compared with Massachusetts and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPMassachusettsUnited States
Median household income$86,806$101,341$78,538
Income per person$49,709$56,284$43,289
Poverty rate5%10%12.4%
Median home value$288,700$525,800$303,400
Median gross rent$1,687$1,348
Homeownership96%62.6%65%
Bachelor's degree or higher34.2%46.6%35%
Unemployment rate5.8%5.1%5.2%
Works from home6.3%16.7%13.5%
Born outside the US4.3%17.7%13.9%
Median age49.54038.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationSOUTHBRIDGE 3 SW, MA US7.1 km away
Rain in a year52 in
Snow in a year52 in

Average high and low by month

January34.8°F / 16.6°F4.05 in rain, 14.7 in snow
February35.7°F / 18°F3.52 in rain, 14.7 in snow
March45.1°F / 25.2°F4.61 in rain, 9.2 in snow
April57.7°F / 34.8°F4.44 in rain, 1.8 in snow
May68.5°F / 45.5°F3.74 in rain
June77°F / 55°F4.39 in rain
July80.8°F / 59.7°F4.33 in rain
August78.9°F / 59.1°F4.44 in rain
September72°F / 51.1°F4.24 in rain
October59.1°F / 39.4°F4.97 in rain, 0.2 in snow
November49.2°F / 30.9°F4.1 in rain, 1.5 in snow
December39.2°F / 23.2°F5.08 in rain, 10.3 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 2 school districts, so the address decides which one, not the ZIP code.

Holland School District50% of this ZIP code's land area
Tantasqua School District50% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability23more vulnerable than 23% of US census tracts
Socioeconomic status35more vulnerable than 35% of US census tracts
Household characteristics42more vulnerable than 42% of US census tracts
Racial and ethnic minority status12more vulnerable than 12% of US census tracts
Housing type and transport18more vulnerable than 18% of US census tracts
Walkability4.7 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

01081 Wales, MA4.8 km away
01010 Brimfield, MA8.9 km away
01518 Fiskdale, MA9.7 km away
01566 Sturbridge, MA9.9 km away
06077 Staffordville, CT10.1 km away
01550 Southbridge, MA10.6 km away
06075 Stafford, CT12.7 km away
06076 Stafford Springs, CT13.9 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Hampden County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area12.28 sq mi
Water area0.77 sq mi
Population density210 people per sq mi
Latitude, longitude42.0403, -72.1544

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

Advertisement