Total monthly cost of ownership
Cost to Own a Home in Devon, Pennsylvania
A $658,000 home here costs
$5,016per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $3,383. The real number is $1,634 higher every month — 48% more than the payment most buyers budget for.
Where every dollar goes
Only the first line is a mortgage payment. Change any assumption above and every figure below recalculates.
Devon against Chester County and Pennsylvania
| Measure | Devon | Chester County |
|---|---|---|
| Median home value | $658,100 | $461,800 |
| Median property tax | $7,246 | $6,191 |
| Effective tax rate | 1.101% | 1.341% |
| Median gross rent | — | $1,691 |
| Population | 1,623 | 540,896 |
The weather behind that power bill
Devon sits in Chester County, which averages a high of 83.6°F in its hottest month and a low of 22.7°F in its coldest, with 47.14" of precipitation a year and 27% of it in a single three-month stretch. That climate drives 778 cooling and 5,359 heating degree days, which is what sets the $194 electricity line above.
See the full climate breakdown for Chester County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Chester County
Full Chester County cost breakdown · Every county in Pennsylvania
Common questions
How much does it cost to own a home in Devon?
A $658,000 home in Devon, Pennsylvania costs approximately $5,016 per month with 20% down at 6.66%. That is $3,383 principal and interest, $604 property tax, $220 homeowners insurance, $262 utilities and $548 set aside for maintenance.
What is the property tax rate in Devon?
Devon has an effective property tax rate of 1.101%, based on a median home value of $658,100 and median real estate taxes of $7,246. That is lower than the Chester County average of 1.341%.
What is the average home price in Devon?
The median owner-occupied home value in Devon, Pennsylvania is $658,100, against $461,800 across Chester County.
Is it cheaper to rent or buy in Devon?
Rent data is not published for Devon at this level of detail.
Sources & methodology
- Median home value, real estate taxes, gross rent and population for Devon — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
- Homeowners insurance — NAIC average premium for Pennsylvania.
- 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.