Cost to Own
United StatesIllinoisLake CountyRound Lake Beach Population 27,081 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Round Lake Beach, Illinois

A $191,000 home here costs

$1,967

per month, all in — with 20% down at today's 6.66% 30-year fixed rate.

A standard mortgage calculator would have told you $982. The real number is $985 higher every month — 100% more than the payment most buyers budget for.

Round Lake Beach median: $191,200
Under 20% adds PMI
Freddie Mac PMMS
US average household

Where every dollar goes

Only the first line is a mortgage payment. Change any assumption above and every figure below recalculates.

Principal & interest30-year fixed, $152,800 borrowed $982
Property tax2.946% effective rate for Round Lake Beach itself $469
Homeowners insuranceIllinois averages $1,223/yr (NAIC), or 0.47% of home value $75
Electricity23.85¢/kWh — Illinois residential average, EIA $214
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $159
Total monthly $1,967

Round Lake Beach against Lake County and Illinois

MeasureRound Lake BeachLake County
Median home value$191,200$326,600
Median property tax$5,632$8,743
Effective tax rate2.946%2.677%
Median gross rent$1,382$1,434
Population27,081711,885

The weather behind that power bill

Round Lake Beach sits in Lake County, which averages a high of 83.5°F in its hottest month and a low of 16.3°F in its coldest, with 39.51" of precipitation a year and 33% of it in a single three-month stretch. That climate drives 806 cooling and 6,366 heating degree days, which is what sets the $214 electricity line above.

See the full climate breakdown for Lake County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.

Other cities in Lake County

Full Lake County cost breakdown · Every county in Illinois

Common questions

How much does it cost to own a home in Round Lake Beach?

A $191,000 home in Round Lake Beach, Illinois costs approximately $1,967 per month with 20% down at 6.66%. That is $982 principal and interest, $469 property tax, $75 homeowners insurance, $282 utilities and $159 set aside for maintenance.

What is the property tax rate in Round Lake Beach?

Round Lake Beach has an effective property tax rate of 2.946%, based on a median home value of $191,200 and median real estate taxes of $5,632. That is higher than the Lake County average of 2.677%.

What is the average home price in Round Lake Beach?

The median owner-occupied home value in Round Lake Beach, Illinois is $191,200, against $326,600 across Lake County.

Is it cheaper to rent or buy in Round Lake Beach?

Median gross rent in Round Lake Beach is $1,382 a month, against $1,967 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 Round Lake Beach — 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.

Full methodology