Cost to Own
United States › Alabama › Jefferson County › Mountain Brook Population 22,160 Data vintage ACS 2023 5-Year Rates updated 2026-10-22
Before you budget for Mountain Brook FEMA rates natural hazard risk in Jefferson County Relatively High, with tornado 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 Mountain Brook, Alabama

A $891,000 home here costs

$7,101

per month, all in, with 20% down at today's 7.32% 30-year fixed rate. By the 28% rule that takes a household income of about $304,500 a year.

P&I 69%Tax 8%Insurance 9%Utilities 4%Upkeep 10%

A standard mortgage calculator would have told you $4,896. The real number is $2,204 higher every month, 45% more than the payment most buyers budget for.

Compare Jefferson County with anywhere in America · full county breakdown

Mountain Brook median: $891,300
Under 20% adds PMI
Freddie Mac PMMS
AL 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, $712,800 borrowed $4,896
Property tax0.807% effective rate for Mountain Brook itself $599
Homeowners insuranceAlabama averages $1,610/yr (NAIC), or 0.819% of home value $608
Electricity16.33ยข/kWh, Alabama residential average, EIA $187
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $743
Total monthly $7,101

Mountain Brook against Jefferson County and Alabama

MeasureMountain BrookJefferson County
Median home value$891,300$224,900
Median property tax$7,189$1,340
Effective tax rate0.807%0.596%
Median gross rent$1,444$1,132
Population22,160669,744

The weather behind that power bill

Mountain Brook sits in Jefferson County, which averages a high of 91.0°F in its hottest month and a low of 34.9°F in its coldest, with 56.62" of precipitation a year and 28% of it in a single three-month stretch. That climate drives 2,177 cooling and 2,534 heating degree days, which is what sets the $187 electricity line above.

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

Other cities in Jefferson County

Full Jefferson County cost breakdown · Every county in Alabama

Talk to someone who works this market

These are Mountain Brook 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 Mountain Brook every week. Free, no obligation, and we never sell your details to a list.

I'm looking to buy in Mountain Brook I already own here and may sell

Common questions

How much does it cost to own a home in Mountain Brook?

A $891,000 home in Mountain Brook, Alabama costs approximately $7,101 per month with 20% down at 7.32%. That is $4,896 principal and interest, $599 property tax, $608 homeowners insurance, $255 utilities and $743 set aside for maintenance.

What is the property tax rate in Mountain Brook?

Mountain Brook has an effective property tax rate of 0.807%, based on a median home value of $891,300 and median real estate taxes of $7,189. That is higher than the Jefferson County average of 0.596%.

What is the average home price in Mountain Brook?

The median owner-occupied home value in Mountain Brook, Alabama is $891,300, against $224,900 across Jefferson County.

Is it cheaper to rent or buy in Mountain Brook?

Median gross rent in Mountain Brook is $1,444 a month, against $7,101 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 Mountain Brook?

Using the standard 28% rule, housing costs at no more than 28% of gross income, buying the median home in Mountain Brook, Alabama at today's rate takes a household income of roughly $304,500 a year. That covers the full $7,101 monthly cost, not just the mortgage payment.

Sources & methodology

  • Median home value, real estate taxes, gross rent and population for Mountain Brook, US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance, NAIC average premium for Alabama.
  • 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