Property Taxes in Rocky Ridge, Maryland
Median Rocky Ridge, Maryland effective property tax rate: 1.02%, lower than the national median of 1.02%, and lower than the Maryland state median of 1.21%.
Median Rocky Ridge, Maryland home value: $322,500
Median annual Rocky Ridge, Maryland tax bill: $3,165, $765 higher than the national median property tax bill of $2,400.
How are property taxes in Frederick calculated?
Property taxes in Rocky Ridge, 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 Rocky Ridge's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Rocky Ridge, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
How Does the Rocky Ridge Property Tax Calculator Work?
Use this Rocky Ridge property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Rocky Ridge's median effective tax rate of 1.02% — based on actual property records in Frederick County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local assessment office uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Rocky Ridge'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 Rocky Ridge: rates range from 1.02% in 21778 to 1.02% in 21778, primarily due to differences in school district levies and local assessment districts.
For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across Rocky Ridge.
About Rocky Ridge Property Taxes
About Property Taxes in Rocky Ridge, Frederick, Maryland
Rocky Ridge’s median effective property tax rate of 1.02% is lower than the Frederick County median of 1.21% and lower than the national median of 1.02%. This rate reflects the Frederick 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 Rocky Ridge. Homeowners in the 21778 ZIP code carry a median effective rate of 1.02%, while those in the same ZIP code also pay 1.02%. This spread — 0 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Frederick County. Understanding which part of Rocky Ridge you live in can make a meaningful difference to your annual tax bill.
Rocky Ridge homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before February 13, 2026.
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 Rocky Ridge, Frederick 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 Rocky Ridge's effective property tax rate to other cities in Maryland and the median property tax rates in Maryland and the U.S.
Our median effective property tax rate (tax bill ÷ 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 Rocky Ridge Tax Rate
1.02%
Our median effective property tax rate (tax bill ÷ 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 Frederick County Tax Rate
1.23%
Median Effective Maryland Tax Rate
1.21%
Median Effective United States Tax Rate
1.27%
Property Tax Rates Across Rocky Ridge, Frederick County, Maryland
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 21778 | 0.85% | 0.94% | 1.02% | 1.08% | 1.18% |
Source: Ownwell
Property Tax Assessment Values Across Rocky Ridge, Frederick County, Maryland
When examining property taxes in Rocky Ridge, 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. Frederick County 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 Frederick County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of the month.
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. For example, the median home price in Rocky Ridge is $322,500, with tax bills ranging significantly across the county. ZIP code 21778 has the highest median home price at $322,500.
Property Tax Assessment Values Across Rocky Ridge, Frederick County, Maryland
Source: Ownwell
$235,400
$376,075
$516,750
Median Rocky Ridge Market Value
$322,500
Median Frederick County Market Value
$378,800
Median Maryland Market Value
$338,400
Median United States Market Value
$274,101
Property Tax Assessment Values Across Rocky Ridge, Frederick County, Maryland
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 21778 | $137,750 | $240,450 | $322,500 | $445,275 | $656,100 |
Source: Ownwell
Property Tax Bills Across Rocky Ridge, Frederick County, Maryland
Property tax bills in Rocky Ridge are based on the assessed value of a home and the local tax rate set by the county and other taxing authorities. For a home with a median home price of $322,500, the bill reflects how that assessed value is taxed, not what a homeowner originally paid for the property. Factors such as location, local budgets, and any applicable exemptions can all influence the final amount.
In Rocky Ridge, the median property tax bill is $3,165, which is higher than the national median property tax bill of $2,400. That means many homeowners here pay more than the typical U.S. homeowner, especially as home values and assessments rise. Bills can vary widely, with the 25th percentile at $2,430, the 75th percentile at $4,266, and the 90th percentile at $6,110. For homeowners, this can have a meaningful impact on monthly housing costs and long-term affordability.
Median Rocky Ridge Tax Bill
$3,165
Median Frederick County Tax Bill
$4,845
Median Maryland Tax Bill
$4,092
Median United States Tax Bill
$3,209
Property Tax Bills Across Rocky Ridge, Frederick County, Maryland
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 21778 | $1,152 | $2,430 | $3,165 | $4,266 | $6,110 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | February 13 |
Links | |
|---|---|
| Frederick Tax Assessor | |
| Website | sdat.dat.maryland.gov |