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Washington Grove, Montgomery County, Maryland Property Taxes

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Property Taxes in Washington Grove, Maryland

  • Median Washington Grove, Maryland effective property tax rate: 1.25%, significantly higher than the national median of 1.02%, and higher than the Maryland state median of 1.21%.

  • Median Washington Grove, Maryland home value: $532,300

  • Median annual Washington Grove, Maryland tax bill: $6,553, $4,153 higher than the national median property tax bill of $2,400.

How are property taxes in Montgomery calculated?

Property taxes in Washington Grove, Maryland are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.

Understanding Washington Grove's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Washington Grove, knowing local tax details benefits homeowners and investors.

Last Updated April 13, 2026

Washington Grove, Montgomery County, Maryland Property Tax Bill Calculator

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

1.25%

Estimate Property Tax Bill

$6,654

$6,174

SAVE WITH OWNWELL

$774

Average Annual Tax Savings

How Does the Washington Grove Property Tax Calculator Work?

Use this Washington Grove property tax calculator to estimate your annual tax bill. Enter your property's assessed value and our calculator applies Washington Grove's median effective tax rate of 1.25% — based on actual property records in Montgomery County — to generate your estimate.

Enter your property's estimated assessed value — the figure the local assessment process uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Washington Grove's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.

Your bill may vary by ZIP code within Washington Grove: rates range from 1.25% in 20880 to 1.25% in 20880, primarily due to differences in school district levies and local assessment districts.

If your estimate is higher than expected, Ownwell can appeal your Washington Grove assessment — you only pay if we save you money.

About Washington Grove Property Taxes

About Property Taxes in Washington Grove, Montgomery, Maryland

Washington Grove's median effective property tax rate of 1.25% is higher than the Maryland state median of 1.21% and higher than the national median of 1.02%. This rate reflects the Montgomery County base levy combined with local school district levies and special taxing districts that vary by subdivision throughout the city.

Property tax rates are not uniform across Washington Grove. Homeowners in the 20880 ZIP code carry a median effective rate of 1.25%, while those in the same ZIP code pay 1.25%. This spread — 0 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Montgomery County. Understanding which part of Washington Grove you live in can make a meaningful difference to your annual tax bill.

Washington Grove homeowners who believe their assessed value is too high can file a formal appeal with the Tax Assessor before the February 13, 2026 deadline each year.

If your estimated bill above seems higher than expected, Ownwell can review your assessment and protest on your behalf. You only pay if we save you money.

Property Tax Rates Across Washington Grove, Montgomery County, Maryland

As noted earlier, local government entities set tax rates, which can vary widely within a state.

Why? Because annually, each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate.

While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process.

Below, you can compare Washington Grove's effective property tax rate to other cities in Maryland and the median property tax rates in Maryland and the U.S.

Property Tax Rates Across Washington Grove, Montgomery County, Maryland

Source: Ownwell

1.01%

1.38%

1.75%

Our median effective property tax rate (tax bill Ă· assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.

Median Effective Washington Grove Tax Rate

1.25%

Our median effective property tax rate (tax bill Ă· assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.

Median Effective Montgomery County Tax Rate

1.19%

Median Effective Maryland Tax Rate

1.21%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Washington Grove, Montgomery County, Maryland

Zip10th Percentile25th PercentileMedian Tax Rate75th Percentile90th Percentile
208801.11%1.21%1.25%1.28%1.31%

Source: Ownwell

Property Tax Assessment Values Across Washington Grove, Montgomery County, Maryland

When examining property taxes in Washington Grove, Maryland, understanding the distinction between "market value" and "assessed value" is crucial.

The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The Montgomery County assessment office estimates the market value for tax purposes.

The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.

Assessment notices:

In Montgomery County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of the season.

Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. By understanding how assessed and market values are determined, property owners can better navigate their tax responsibilities in Washington Grove.

For example, the median home price in Washington Grove is $532,300, with tax bills ranging significantly across the county. 20880 has the highest median home price at $532,300.

Property Tax Assessment Values Across Washington Grove, Montgomery County, Maryland

Source: Ownwell

$110,000

$614,075

$1,118,150

Median Washington Grove Market Value

$532,300

Median Montgomery County Market Value

$520,100

Median Maryland Market Value

$338,400

Median United States Market Value

$235,294

Property Tax Assessment Values Across Washington Grove, Montgomery County, Maryland

Zip10th Percentile25th PercentileMedian Home Price75th Percentile90th Percentile
20880$346,900$431,900$532,300$658,250$824,100

Source: Ownwell

Property Tax Bills Across Washington Grove, Montgomery County, Maryland

Property tax bills in Washington Grove are based on the assessed value of a home and the local tax rate set for Montgomery County. When a property’s market value rises, the assessed value can increase too, which often leads to a higher tax bill. For homeowners, that means a larger annual expense that can affect monthly budgeting and long-term housing costs.

In Washington Grove, the median home price is $532,300, and property tax bills are notably above the national median property tax bill of $2,400. The 25th percentile tax bill is $5,500, while the 75th percentile reaches $7,864, showing how much bills can vary across homes. The highest and lowest median tax bill in the area is $6,553 in zip code 20880.

Ownwell helps homeowners review their assessments, identify potential overvaluation, and appeal property taxes when appropriate. By lowering an unfair assessed value, Ownwell can help reduce property tax bills and keep more money in homeowners’ pockets.

Property Tax Bills Across Washington Grove, Montgomery County, Maryland

Source: Ownwell

$1,261

$7,418

$13,575

Median Washington Grove Tax Bill

$6,553

Median Montgomery County Tax Bill

$6,208

Median Maryland Tax Bill

$4,092

Median United States Tax Bill

$2,400

Property Tax Bills Across Washington Grove, Montgomery County, Maryland

Zip10th Percentile25th PercentileMedian Tax Bill75th Percentile90th Percentile
20880$4,447$5,500$6,553$7,864$9,518

Source: Ownwell

Don't miss the deadline to appeal!

Frequently Asked Property Tax Questions in Washington Grove, Maryland

How are property taxes calculated in Washington Grove, Maryland?
Property taxes in Washington Grove, Maryland are calculated by multiplying your property's assessed value by the applicable tax rate set by local taxing authorities. The assessed value is determined by the county assessor and may differ from your property's market value depending on local assessment ratios and exemptions.
How do I appeal my property taxes in Washington Grove, Maryland?
To appeal your property taxes in Washington Grove, Maryland, you typically need to file a formal protest or appeal with your local appraisal district or assessor's office by the stated deadline. You'll need evidence such as comparable sales, a recent independent appraisal, or documentation of property condition issues. Ownwell can handle this entire process for you.
What property tax exemptions are available in Washington Grove, Maryland?
Common property tax exemptions in Washington Grove, Maryland include homestead exemptions for primary residences, senior citizen exemptions, veteran exemptions, and disability exemptions. Exemption amounts and eligibility requirements vary by county. Contact your local appraisal district or check Ownwell for details specific to your property.
When are property taxes due in Washington Grove, Maryland?
Property tax deadlines in Washington Grove, Maryland vary by county but typically include an assessment notice period in spring or early summer, followed by an appeal deadline, and a tax payment due date in the fall or winter. Check with your county assessor's office for specific dates in your area.
How can Ownwell help reduce my property taxes in Washington Grove, Maryland?
Ownwell provides professional property tax appeal services in Washington Grove, Maryland. Our team analyzes your assessment, gathers evidence, files all paperwork, and represents you at hearings — all with no upfront cost. You only pay a percentage of your savings if we successfully lower your tax bill.