PUB POL 224Introduction to GIS

Isla Yuechuan Yao

Midterm PresentationGasoline Prices in Santa Monica, CA

*Source: losangelesgasprices.com (by GasBuddy.com)

Objectives and Data Acquisition

• Factors that influence gasoline prices (zip code)

• Attributes: population density, poverty rates, race, household median income, vehicle costs, highway distribution, etc.

• Zip code shapefile: UCLA Map Share• Demographics: UCLA Simply Map• Gas station locations and gas prices:

losangelesgasprices.com (Oct 30, 2012)• US highways: 2011 Tiger/Line Shapefiles

Demographic Information:Santa Monica

• Estimated current population: 92,043

• White: 75,366; Black: 4,500; Hispanic: 11,813; Asian: 10,419; Hawaiian: 364; Indian: 987; Other: 4,798

• Male: 44,415; Female: 47,628

• Avg House Value: $581,380

• Avg Household Income: $60,067

• Median Age: 40.76

*Source: losangelesgasprices.com (by GasBuddy.com)Data accessed on October 30, 2012

Next Steps

• One-month interval to investigate gas price fluctuation

• Major highways and home prices of the cities

• A macro-level analysis

• Buffering, Distance, etc.

Skills Used

• Inset map

• Attribute sub-sets selection

• Boundary sub-sets selection

• Geoprocessing

• Join data

• Custom shapefile creation

THANK YOU!