HousingHandbookReference data

U.S. ZIP Code · SD57720

Harding County

Typical home value

$197,553[1]

Zillow Home Value Index, as of April 2026

Appreciation

1-year
+11.3%
5-year / yr
10-year / yr

Relative price

vs U.S.
-30.5%
vs metro
vs state
-33.6%
ZIP 57720 location in SD
Location of ZIP 57720 in SD

Price history

Zillow Home Value Index — monthly, smoothed and seasonally adjusted.

The typical home in 57720 is worth $197,553. Over the past year, values have risen 11.3%. The effective property tax rate is 0.9%.

#Rent & investment

Typical asking rent, and the returns it implies at the current home value.

Monthly rent
[2]
Gross yield
[2]
Cap rate
[2]

#Property tax

Effective rate — total real estate taxes paid relative to total home value.

Effective tax rate
0.9%[3]
Typical annual tax
$1,804[3]

#Climate risk

FEMA National Risk Index ratings for Harding County. "Not Applicable" means the hazard does not threaten the county.

Overall risk
Very Low[4]
Riverine flood
Very Low
Coastal flood
Not Applicable
Wildfire
Relatively Low
Drought
Very Low
Heat wave
Very Low
Hurricane
Not Applicable
Tornado
Very Low
Earthquake
Very Low
Winter weather
Relatively Low

#Who lives here

Population
518[3]
Median household income
$79,091[3]

#Migration

Household moves in and out of Harding County over a year, from IRS tax-return data.

Net migration
[5]
Moved in
Moved out

Schools

Open public schools in this ZIP, from the NCES Common Core of Data.

Public schools
3
Elementary
1
Middle
1
High
1
  • Buffalo Elementary - 02

    Elementary · Grades K–5 · Harding County School District 31-1

    101 students

  • Harding County High School - 01

    High · Grades 9–12 · Harding County School District 31-1

    62 students

  • Harding County Middle School - 03

    Middle · Grades 6–8 · Harding County School District 31-1

    58 students

Run the numbers

Interactive calculators pre-filled with this ZIP's typical home value, rent, and property-tax rate. Edit any field to recompute.

Gross yield
Net yield (after ~40% expenses)
Annual rent

Gross and net yield are estimates based on the inputs and the selected expense ratio. Actual income and expenses will vary by property and market. Not investment advice.

Monthly payment$999
Loan principal$158,042
Down payment$39,511
Total interest paid$201,574

Estimated monthly payments include principal and interest only. Actual costs will include property tax, insurance, possibly PMI, and HOA fees not modeled here. Loan terms shown are estimates; consult a licensed lender for current rates and qualification.

Own : rent ratio
Monthly cost to own$1,313
Monthly rent

This calculator projects multi-year scenarios based on assumptions about appreciation, rent growth, and investment returns — none of which are guaranteed. Actual outcomes depend on variables this tool cannot know. Not financial or real estate advice.

#Metro ranking

Where this ZIP sits among others in its metro area.

Appreciation
[1]
Rental yield
[2]
Property tax
[3]

Frequently asked

How much is a home worth in ZIP code 57720?
The typical home in 57720 is worth $197,553, based on the Zillow Home Value Index.
Are home values rising in 57720?
Home values in 57720 are up 11.3% over the past year.
What is the property tax rate in 57720?
The effective property tax rate in 57720 is 0.9% — roughly $1,804 a year on a typical home.
Who lives in 57720?
ZIP code 57720 has a population of 518 and a median household income of $79,091.

Compare ZIPs

Pit ZIP 57720 against any other ZIP — full side-by-side table.

Compare 57720

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