Total monthly cost of ownership
Cost to Own a Home in Lake Mary, Florida
A $462,000 home here costs
$3,526per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $2,375. The real number is $1,151 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.
Lake Mary against Seminole County and Florida
| Measure | Lake Mary | Seminole County |
|---|---|---|
| Median home value | $462,200 | $357,300 |
| Median property tax | $3,387 | $2,493 |
| Effective tax rate | 0.733% | 0.698% |
| Median gross rent | $1,999 | $1,686 |
| Population | 16,724 | 474,912 |
The weather behind that power bill
Lake Mary sits in Seminole County, which averages a high of 92.7°F in its hottest month and a low of 49.6°F in its coldest, with 49.63" of precipitation a year and 45% of it in a single three-month stretch. That climate drives 3,554 cooling and 557 heating degree days, which is what sets the $136 electricity line above.
See the full climate breakdown for Seminole County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Seminole County
Full Seminole County cost breakdown · Every county in Florida
Common questions
How much does it cost to own a home in Lake Mary?
A $462,000 home in Lake Mary, Florida costs approximately $3,526 per month with 20% down at 6.66%. That is $2,375 principal and interest, $282 property tax, $279 homeowners insurance, $204 utilities and $385 set aside for maintenance.
What is the property tax rate in Lake Mary?
Lake Mary has an effective property tax rate of 0.733%, based on a median home value of $462,200 and median real estate taxes of $3,387. That is higher than the Seminole County average of 0.698%.
What is the average home price in Lake Mary?
The median owner-occupied home value in Lake Mary, Florida is $462,200, against $357,300 across Seminole County.
Is it cheaper to rent or buy in Lake Mary?
Median gross rent in Lake Mary is $1,999 a month, against $3,526 to own the median home all in. Renting costs less month to month here, though renting builds no equity.
Sources & methodology
- Median home value, real estate taxes, gross rent and population for Lake Mary — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
- Homeowners insurance — NAIC average premium for Florida.
- 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.