California Housing Dataset Overview

Data Source

• This dataset is a modified version of the California Housing dataset, the original dataset sourced from Luís Torgo’s page (University of Porto), initially obtained from the StatLib repository.
• The dataset is built from the 1990 California census, with each row representing a census block group.

Data Adjustments

• Randomly removed 207 values from the total_bedrooms column to illustrate handling of missing data.
• Added a categorical attribute ocean_proximity to describe the relative position of each block group to the ocean.

Data Description

• Attribute List:

  • longitude: longitude
  • latitude: latitude
  • housing_median_age: median house age
  • total_rooms: total number of rooms
  • total_bedrooms: total number of bedrooms
  • population: population
  • households: number of households
  • median_income: median income
  • median_house_value: median house value
  • ocean_proximity: relative position to the ocean

• ocean_proximity Category Statistics:

  • <1H OCEAN: 9,136
  • INLAND: 6,551
  • NEAR OCEAN: 2,658
  • NEAR BAY: 2,290
  • ISLAND: 5

Dataset Characteristics

• The dataset contains a variety of geographic and housing‑related attributes, with particular emphasis on the relationship between house value and location.