Total monthly cost of ownership
Cost to Own a Home in Franklin Grove, Illinois
A $137,000 home here costs
$1,347per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $704. The real number is $643 higher every month — 91% 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.
Franklin Grove against Lee County and Illinois
| Measure | Franklin Grove | Lee County |
|---|---|---|
| Median home value | $136,800 | $155,100 |
| Median property tax | $2,310 | $2,980 |
| Effective tax rate | 1.689% | 1.921% |
| Median gross rent | $850 | $853 |
| Population | 1,086 | 34,058 |
The weather behind that power bill
Franklin Grove sits in Lee County, which averages a high of 83.9°F in its hottest month and a low of 14.5°F in its coldest, with 37.24" of precipitation a year and 36% of it in a single three-month stretch. That climate drives 839 cooling and 6,497 heating degree days, which is what sets the $214 electricity line above.
See the full climate breakdown for Lee County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Lee County
Common questions
How much does it cost to own a home in Franklin Grove?
A $137,000 home in Franklin Grove, Illinois costs approximately $1,347 per month with 20% down at 6.66%. That is $704 principal and interest, $193 property tax, $54 homeowners insurance, $282 utilities and $114 set aside for maintenance.
What is the property tax rate in Franklin Grove?
Franklin Grove has an effective property tax rate of 1.689%, based on a median home value of $136,800 and median real estate taxes of $2,310. That is lower than the Lee County average of 1.921%.
What is the average home price in Franklin Grove?
The median owner-occupied home value in Franklin Grove, Illinois is $136,800, against $155,100 across Lee County.
Is it cheaper to rent or buy in Franklin Grove?
Median gross rent in Franklin Grove is $850 a month, against $1,347 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 Franklin Grove — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
- Homeowners insurance — NAIC average premium for Illinois.
- 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.