Cost to Own
United StatesSouth DakotaPennington CountyRapid Valley Population 7,153 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Rapid Valley, South Dakota

A $226,000 home here costs

$1,868

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

A standard mortgage calculator would have told you $1,162. The real number is $706 higher every month — 61% more than the payment most buyers budget for.

Rapid Valley median: $226,300
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, $180,800 borrowed $1,162
Property tax1.085% effective rate for Rapid Valley itself $204
Homeowners insuranceSouth Dakota averages $1,270/yr (NAIC), or 0.55% of home value $104
Electricity15.73¢/kWh — South Dakota residential average, EIA $141
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $188
Total monthly $1,868

Rapid Valley against Pennington County and South Dakota

MeasureRapid ValleyPennington County
Median home value$226,300$270,400
Median property tax$2,456$3,049
Effective tax rate1.085%1.128%
Median gross rent$1,263$1,066
Population7,153112,081

The weather behind that power bill

Rapid Valley sits in Pennington County, which averages a high of 86.4°F in its hottest month and a low of 12.7°F in its coldest, with 17.44" of precipitation a year and 49% of it in a single three-month stretch. That climate drives 607 cooling and 7,252 heating degree days, which is what sets the $141 electricity line above.

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

Other cities in Pennington County

Full Pennington County cost breakdown · Every county in South Dakota

Common questions

How much does it cost to own a home in Rapid Valley?

A $226,000 home in Rapid Valley, South Dakota costs approximately $1,868 per month with 20% down at 6.66%. That is $1,162 principal and interest, $204 property tax, $104 homeowners insurance, $209 utilities and $188 set aside for maintenance.

What is the property tax rate in Rapid Valley?

Rapid Valley has an effective property tax rate of 1.085%, based on a median home value of $226,300 and median real estate taxes of $2,456. That is lower than the Pennington County average of 1.128%.

What is the average home price in Rapid Valley?

The median owner-occupied home value in Rapid Valley, South Dakota is $226,300, against $270,400 across Pennington County.

Is it cheaper to rent or buy in Rapid Valley?

Median gross rent in Rapid Valley is $1,263 a month, against $1,868 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 Rapid Valley — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for South Dakota.
  • 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