Cost to Own
United States › Illinois › Cook County › Arlington Heights Population 76,220 Data vintage ACS 2023 5-Year Rates updated 2026-10-15
Before you budget for Arlington Heights FEMA rates natural hazard risk in Cook County Very High, with cold wave its highest-ranked hazard against other US counties. It shapes what insurers charge here. See what threatens homes in this county

Total monthly cost of ownership

Cost to Own a Home in Arlington Heights, Illinois

A $403,000 home here costs

$3,671

per month, all in, with 20% down at today's 7.40% 30-year fixed rate. By the 28% rule that takes a household income of about $157,500 a year.

P&I 61%Tax 20%Insurance 4%Utilities 5%Upkeep 9%

A standard mortgage calculator would have told you $2,232. The real number is $1,439 higher every month, 64% more than the payment most buyers budget for.

Compare Cook County with anywhere in America · full county breakdown

Arlington Heights median: $403,200
Under 20% adds PMI
Freddie Mac PMMS
IL 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, $322,400 borrowed $2,232
Property tax2.216% effective rate for Arlington Heights itself $744
Homeowners insuranceIllinois averages $1,223/yr (NAIC), or 0.47% of home value $158
Electricity19.22ยข/kWh, Illinois residential average, EIA $133
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $336
Total monthly $3,671

Arlington Heights against Cook County and Illinois

MeasureArlington HeightsCook County
Median home value$403,200$305,200
Median property tax$8,933$6,053
Effective tax rate2.216%1.983%
Median gross rent$1,727$1,381
Population76,2205,185,812

The weather behind that power bill

Arlington Heights sits in Cook County, which averages a high of 84.0°F in its hottest month and a low of 16.1°F in its coldest, with 33.23" of precipitation a year and 35% of it in a single three-month stretch. That climate drives 822 cooling and 6,364 heating degree days, which is what sets the $133 electricity line above.

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

Other cities in Cook County

Full Cook County cost breakdown · Every county in Illinois

Talk to someone who works this market

These are Arlington Heights averages. What one specific house costs to own, or what it would sell for today, depends on the street and the condition of the place. We will connect you with one licensed local agent who works Arlington Heights every week. Free, no obligation, and we never sell your details to a list.

I'm looking to buy in Arlington Heights I already own here and may sell

Common questions

How much does it cost to own a home in Arlington Heights?

A $403,000 home in Arlington Heights, Illinois costs approximately $3,671 per month with 20% down at 7.4%. That is $2,232 principal and interest, $744 property tax, $158 homeowners insurance, $201 utilities and $336 set aside for maintenance.

What is the property tax rate in Arlington Heights?

Arlington Heights has an effective property tax rate of 2.216%, based on a median home value of $403,200 and median real estate taxes of $8,933. That is higher than the Cook County average of 1.983%.

What is the average home price in Arlington Heights?

The median owner-occupied home value in Arlington Heights, Illinois is $403,200, against $305,200 across Cook County.

Is it cheaper to rent or buy in Arlington Heights?

Median gross rent in Arlington Heights is $1,727 a month, against $3,671 to own the median home all in. Renting costs less month to month here, though renting builds no equity.

What salary do you need to buy a home in Arlington Heights?

Using the standard 28% rule, housing costs at no more than 28% of gross income, buying the median home in Arlington Heights, Illinois at today's rate takes a household income of roughly $157,500 a year. That covers the full $3,671 monthly cost, not just the mortgage payment.

Sources & methodology

  • Median home value, real estate taxes, gross rent and population for Arlington Heights, 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