King William County, Virginia Property Taxes
Property Taxes in King William County, Virginia
Median King William County effective property tax rate: 0.58%, significantly lower than the national median of 1.02%.
Median King William County home value: $235,800
Median annual King William County tax bill: $1,258, lower than the national median property tax bill of $2,400.
How are property taxes in King William County calculated?
Property taxes in King William County 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 your county's property tax system, exemptions, and reduction opportunities can lead to significant savings. Whether you live in King William County or another part of King William County, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
King William County, Virginia Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.58%
Estimate Property Tax Bill
$1,368
$1,269
How Does the King William County Property Tax Calculator Work?
Use this King William County property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies King William County's median effective tax rate of 0.58% to generate your estimate.
Enter your property's estimated assessed value — the figure used for tax purposes, which is typically lower than market value after applicable exemptions. Our calculator uses the median effective rate for a more accurate estimate than the statutory millage rate alone.
Your actual bill may vary based on your specific exemptions, local school district levies, and any special assessment districts that apply to your property. King William County’s median effective tax rate is lower than Virginia’s 0.90% and below the national median property tax rate of 1.02%.
For a more precise estimate, scroll down to explore city and ZIP code-level tax rate trends across King William County.
Property Tax Rates Across King William County, Virginia
What Are Effective Property Tax Rates Across King William County?
Local government entities set tax rates, which vary widely across King William County. Each year, the county estimates its budget for public services and divides that total by the assessed value of all taxable property within its jurisdiction.
Below, compare King William County's effective property tax rate to other counties in Virginia or the U.S. median of 1.02%.
King William County's median effective rate stands at 0.58%, which is lower than the national median of 1.02%. Within King William County, the highest rate is found in AYLETT at 0.58%, while AYLETT has the lowest at 0.58%.
These variations reflect differences in local school district levies, special assessment districts assessments, and special district bonds — which compound the base county rate.
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 King William County Tax Rate
0.58%
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 Virginia Tax Rate
0.90%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across King William County, Virginia
| City | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Aylett | 0.58% | 0.58% | 0.58% | 0.58% | 0.58% |
| Hanover | 0.58% | 0.58% | 0.58% | 0.58% | 0.58% |
| King William | 0.58% | 0.58% | 0.58% | 0.58% | 0.58% |
| Manquin | 0.58% | 0.58% | 0.58% | 0.58% | 0.58% |
| Walkerton | 0.58% | 0.58% | 0.58% | 0.58% | 0.58% |
| West Point | 0.27% | 0.27% | 0.27% | 0.58% | 0.58% |
Source: Ownwell
Property Tax Assessment Values Across King William County, Virginia
When examining property taxes in King William County, 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 King William 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 King William County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of May.
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 context, the median tax bill in King William County is $1,258, compared with the national median property tax bill of $2,400. Walkerton has the highest median home price at $260,650.
Property Tax Assessment Values Across King William County, Virginia
Source: Ownwell
$218,200
$239,425
$260,650
Median King William County Market Value
$235,800
Median Virginia Market Value
$323,500
Median United States Market Value
$235,294
Property Tax Assessment Values Across King William County, Virginia
| City | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Aylett | $136,150 | $198,175 | $244,600 | $310,400 | $388,750 |
| Hanover | $76,560 | $156,200 | $223,700 | $281,300 | $359,260 |
| King William | $110,520 | $173,350 | $238,700 | $299,350 | $403,214 |
| Manquin | $122,712 | $165,350 | $231,800 | $309,280 | $430,640 |
| Walkerton | $99,730 | $173,025 | $260,650 | $344,800 | $471,750 |
| West Point | $94,920 | $152,900 | $218,200 | $295,700 | $415,560 |
Source: Ownwell
Property Tax Bills Across King William County, Virginia
Property tax bills in King William County are calculated by multiplying a home’s assessed value by the local tax rate, then applying any exemptions or special assessments that may apply. The assessed value is based on the market value of the property, so changes in home prices can directly affect what a homeowner owes. For a county with a median home price of $235,800, even modest shifts in assessment can lead to noticeable changes in the final bill.
Homeowners in King William County typically see tax bills that vary widely depending on location and property value. The 25th percentile tax bill is $760, while the 75th percentile is $1,646 and the 90th percentile is $2,193. The highest median tax bill in the county is $1,512 in Walkerton, compared with $688 in West Point. Because property taxes are tied to assessed value, homeowners with higher-valued homes generally pay more, making it important to understand how the bill is determined.
Median King William County Tax Bill
$1,258
Median Virginia Tax Bill
$2,852
Median United States Tax Bill
$2,400
Property Tax Bills Across King William County, Virginia
| City | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Aylett | $712 | $1,125 | $1,405 | $1,778 | $2,213 |
| Hanover | $356 | $869 | $1,288 | $1,621 | $2,026 |
| King William | $581 | $952 | $1,361 | $1,700 | $2,260 |
| Manquin | $610 | $943 | $1,325 | $1,783 | $2,485 |
| Walkerton | $578 | $995 | $1,512 | $2,000 | $2,736 |
| West Point | $279 | $457 | $688 | $1,139 | $1,803 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | March 3 |
Links | |
|---|---|
| King William Tax Assessor | |
| Website | gis.vgsi.com |