Cost to Own
United StatesSouth DakotaCharles Mix CountyPlatte Population 1,310 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Platte, South Dakota

A $166,000 home here costs

$1,422

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

A standard mortgage calculator would have told you $853. The real number is $568 higher every month — 67% more than the payment most buyers budget for.

Platte median: $165,700
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, $132,800 borrowed $853
Property tax1.045% effective rate for Platte itself $145
Homeowners insuranceSouth Dakota averages $1,270/yr (NAIC), or 0.55% of home value $76
Electricity15.73¢/kWh — South Dakota residential average, EIA $141
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $138
Total monthly $1,422

Platte against Charles Mix County and South Dakota

MeasurePlatteCharles Mix County
Median home value$165,700$169,200
Median property tax$1,731$1,823
Effective tax rate1.045%1.077%
Median gross rent$860$727
Population1,3109,281

The weather behind that power bill

Platte sits in Charles Mix County, which averages a high of 87.4°F in its hottest month and a low of 11.7°F in its coldest, with 24.36" of precipitation a year and 44% of it in a single three-month stretch. That climate drives 950 cooling and 6,744 heating degree days, which is what sets the $141 electricity line above.

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

Other cities in Charles Mix County

Full Charles Mix County cost breakdown · Every county in South Dakota

Common questions

How much does it cost to own a home in Platte?

A $166,000 home in Platte, South Dakota costs approximately $1,422 per month with 20% down at 6.66%. That is $853 principal and interest, $145 property tax, $76 homeowners insurance, $209 utilities and $138 set aside for maintenance.

What is the property tax rate in Platte?

Platte has an effective property tax rate of 1.045%, based on a median home value of $165,700 and median real estate taxes of $1,731. That is lower than the Charles Mix County average of 1.077%.

What is the average home price in Platte?

The median owner-occupied home value in Platte, South Dakota is $165,700, against $169,200 across Charles Mix County.

Is it cheaper to rent or buy in Platte?

Median gross rent in Platte is $860 a month, against $1,422 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 Platte — 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