Total monthly cost of ownership
Cost to Own a Home in Rockford, Illinois
A $121,000 home here costs
$1,321per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $622. The real number is $699 higher every month — 112% 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.
Rockford against Winnebago County and Illinois
| Measure | Rockford | Winnebago County |
|---|---|---|
| Median home value | $120,900 | $155,100 |
| Median property tax | $3,219 | $3,850 |
| Effective tax rate | 2.663% | 2.482% |
| Median gross rent | $954 | $986 |
| Population | 147,649 | 283,289 |
Rockford extends across 2 counties. Figures here use Winnebago County, where most of its housing sits.
The weather behind that power bill
Rockford sits in Winnebago 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 Winnebago County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Winnebago County
Full Winnebago County cost breakdown · Every county in Illinois
Common questions
How much does it cost to own a home in Rockford?
A $121,000 home in Rockford, Illinois costs approximately $1,321 per month with 20% down at 6.66%. That is $622 principal and interest, $269 property tax, $47 homeowners insurance, $282 utilities and $101 set aside for maintenance.
What is the property tax rate in Rockford?
Rockford has an effective property tax rate of 2.663%, based on a median home value of $120,900 and median real estate taxes of $3,219. That is higher than the Winnebago County average of 2.482%.
What is the average home price in Rockford?
The median owner-occupied home value in Rockford, Illinois is $120,900, against $155,100 across Winnebago County.
Is it cheaper to rent or buy in Rockford?
Median gross rent in Rockford is $954 a month, against $1,321 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 Rockford — 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.