Middlesex County, Massachusetts Property Taxes
The median homeowner in Middlesex County pays $7,240 a year in real estate taxes, an effective rate of 1.05% on the county's $687,200 median home, per the Census Bureau's American Community Survey. That is rank 10 of 14 Massachusetts counties.
Estimated annual property tax by home value
| Home value | Estimated annual tax at 1.05% | Per month |
|---|---|---|
| $150,000 | $1,575 | $131 |
| $200,000 | $2,100 | $175 |
| $250,000 | $2,625 | $219 |
| $300,000 | $3,150 | $263 |
| $350,000 | $3,675 | $306 |
| $400,000 | $4,200 | $350 |
| $450,000 | $4,725 | $394 |
| $500,000 | $5,250 | $438 |
| $600,000 | $6,300 | $525 |
| $700,000 | $7,350 | $613 |
| $800,000 | $8,400 | $700 |
| $1,000,000 | $10,500 | $875 |
The effective rate is the median tax paid divided by the median home value; a specific home's bill depends on its assessed value, its taxing districts and any exemptions.
With and without a mortgage
Homeowners with a mortgage in Middlesex County report a median tax of $7,260; those who own outright report $7,203. Mortgaged homes tend to be newer purchases assessed at higher values.
Frequently asked questions
How much is property tax in Middlesex County?
The median Middlesex County homeowner pays $7,240 a year, which is 1.05% of the county's $687,200 median home value, per the Census Bureau's American Community Survey (2019 to 2023 five-year estimates). Owners with a mortgage report a median of $7,260; owners without one $7,203.
What would the property tax be on a $400,000 home in Middlesex County?
At the county's effective rate of 1.05%, about $4,200 a year. The actual bill depends on the assessed value, the taxing districts the home sits in and any homestead exemption, so use this as an estimate and check the county assessor's rate for the address.
How does Middlesex County compare with the rest of Massachusetts?
Middlesex County ranks 10 of 14 Massachusetts counties by effective rate (1 = highest). The Massachusetts county index on this site lists every county's median tax and rate.
Sources
- U.S. Census Bureau, ACS 2019-2023 five-year estimates, table B25103 (median real estate taxes paid)
- U.S. Census Bureau QuickFacts: Middlesex County, Massachusetts - Median value of owner-occupied housing units, 2020-2024 (ACS 5-Year)
Figures are computed from the documents above and rounded to the dollar. All sources.
Property taxes in every Massachusetts county → Middlesex County home buyer guide →
General information, not tax advice. Medians describe the county, not any one property.
Middlesex County overview