Total monthly cost of ownership
Cost to Own a Home in Potomac Mills, Virginia
A $553,000 home here costs
$4,239per month, all in, with 20% down at today's 7.24% 30-year fixed rate. By the 28% rule that takes a household income of about $181,500 a year.
A standard mortgage calculator would have told you $3,015. The real number is $1,224 higher every month, 41% more than the payment most buyers budget for.
Compare Prince William County with anywhere in America · full county breakdown
Where every dollar goes
Only the first line is a mortgage payment. Change any assumption above and every figure below recalculates.
Potomac Mills against Prince William County and Virginia
| Measure | Potomac Mills | Prince William County |
|---|---|---|
| Median home value | $553,200 | $500,600 |
| Median property tax | $4,531 | $4,910 |
| Effective tax rate | 0.819% | 0.981% |
| Median gross rent | $2,025 | $2,002 |
| Population | 6,122 | 484,625 |
The weather behind that power bill
Potomac Mills sits in Prince William County, which averages a high of 88.0°F in its hottest month and a low of 28.3°F in its coldest, with 41.03" of precipitation a year and 30% of it in a single three-month stretch. That climate drives 1,512 cooling and 4,002 heating degree days, which is what sets the $182 electricity line above.
See the full climate breakdown for Prince William County , month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Prince William County
Full Prince William County cost breakdown · Every county in Virginia
Talk to someone who works this market
These are Potomac Mills averages. What one specific house costs to own, or what it would sell for today, depends on the street and the condition of the place. We will connect you with one licensed local agent who works Potomac Mills every week. Free, no obligation, and we never sell your details to a list.
I'm looking to buy in Potomac Mills I already own here and may sell
Common questions
How much does it cost to own a home in Potomac Mills?
A $553,000 home in Potomac Mills, Virginia costs approximately $4,239 per month with 20% down at 7.24%. That is $3,015 principal and interest, $377 property tax, $136 homeowners insurance, $250 utilities and $461 set aside for maintenance.
What is the property tax rate in Potomac Mills?
Potomac Mills has an effective property tax rate of 0.819%, based on a median home value of $553,200 and median real estate taxes of $4,531. That is lower than the Prince William County average of 0.981%.
What is the average home price in Potomac Mills?
The median owner-occupied home value in Potomac Mills, Virginia is $553,200, against $500,600 across Prince William County.
Is it cheaper to rent or buy in Potomac Mills?
Median gross rent in Potomac Mills is $2,025 a month, against $4,239 to own the median home all in. Renting costs less month to month here, though renting builds no equity.
What salary do you need to buy a home in Potomac Mills?
Using the standard 28% rule, housing costs at no more than 28% of gross income, buying the median home in Potomac Mills, Virginia at today's rate takes a household income of roughly $181,500 a year. That covers the full $4,239 monthly cost, not just the mortgage payment.
Sources & methodology
- Median home value, real estate taxes, gross rent and population for Potomac Mills, US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
- Homeowners insurance, NAIC average premium for Virginia.
- Electricity price, EIA Electric Power Monthly Table 5.6.A.
- Mortgage rate, Freddie Mac PMMS, refreshed weekly.
- Maintenance (1%/yr) and water and sewer ($68/mo) are national estimates. Every assumption above is editable.