Data on houses sold between 2005 and 2015 in Grinnell, Iowa
A data frame with 929 observations on the following 15 variables.
Date
Coded value for date of sale (Jan 1, 2005=16436)
Address
Street address of the house
Bedrooms
Number of bedrooms
Baths
Number of bathrooms
SquareFeet
The square footage of the home's living space
LotSize
Lot size (in acres)
YearBuilt
Year the house was built; many pre-1900 homes are listed as 1900
YearSold
The year the house was sold, for this case
MonthSold
The month the house was sold (1=Jan, 2=Feb, to 12=Dec)
DaySold
Day of the month the house was sold (1 to 31)
CostPerSqFt
SalePrice / SquareFeet (round to nearest penny)
OrigPrice
List price of the house when originally put on the market (dollars)
ListPrice
List price at the time of sale (dollars)
SalePrice
Sale price of the house (dollars)
SPLPPct
(Sale_Price / List_Price ) * 100
A local Grinnell realtor, Matt Karjalahti, put these data together to see what patterns might be found, perhaps with an improvement in how one sells houses or buys them. He asked Grinnell College economists, Lee Logan and Eric Ohrn, to help with the analysis and we obtained the data from them.