Cost to Own
United StatesMissouriAtchison CountyRock Port Population 1,207 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Rock Port, Missouri

A $109,000 home here costs

$1,008

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

A standard mortgage calculator would have told you $560. The real number is $447 higher every month — 80% more than the payment most buyers budget for.

Rock Port median: $109,100
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, $87,200 borrowed $560
Property tax1.197% effective rate for Rock Port itself $109
Homeowners insuranceMissouri averages $1,340/yr (NAIC), or 0.625% of home value $57
Electricity13.68¢/kWh — Missouri residential average, EIA $123
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $91
Total monthly $1,008

Rock Port against Atchison County and Missouri

MeasureRock PortAtchison County
Median home value$109,100$100,600
Median property tax$1,306$1,178
Effective tax rate1.197%1.171%
Median gross rent$708$595
Population1,2075,216

The weather behind that power bill

Rock Port sits in Atchison County, which averages a high of 88.1°F in its hottest month and a low of 16.7°F in its coldest, with 34.71" of precipitation a year and 42% of it in a single three-month stretch. That climate drives 1,238 cooling and 5,541 heating degree days, which is what sets the $123 electricity line above.

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

Other cities in Atchison County

Full Atchison County cost breakdown · Every county in Missouri

Common questions

How much does it cost to own a home in Rock Port?

A $109,000 home in Rock Port, Missouri costs approximately $1,008 per month with 20% down at 6.66%. That is $560 principal and interest, $109 property tax, $57 homeowners insurance, $191 utilities and $91 set aside for maintenance.

What is the property tax rate in Rock Port?

Rock Port has an effective property tax rate of 1.197%, based on a median home value of $109,100 and median real estate taxes of $1,306. That is higher than the Atchison County average of 1.171%.

What is the average home price in Rock Port?

The median owner-occupied home value in Rock Port, Missouri is $109,100, against $100,600 across Atchison County.

Is it cheaper to rent or buy in Rock Port?

Median gross rent in Rock Port is $708 a month, against $1,008 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 Rock Port — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Missouri.
  • 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