Katie Doster Melissa May Frank Gunter GEOG 121 Project 5: Census Thematic Mapping.

Katie DosterKatie Doster

Melissa MayMelissa May

Frank GunterFrank Gunter

GEOG 121 Project 5: GEOG 121 Project 5: Census Thematic Mapping Census Thematic Mapping

Thematic MapsThematic Maps

Reference Maps like the topographic maps Reference Maps like the topographic maps discussed earlier in the course display many discussed earlier in the course display many different attributes and features, such as different attributes and features, such as elevation, roads and city names.elevation, roads and city names.

Thematic maps on the other hand display only Thematic maps on the other hand display only one feature or attribute or the interaction one feature or attribute or the interaction between a few selected attributes over a between a few selected attributes over a geographic region.geographic region.

Decennial Census Decennial Census

The Decennial census is run once every ten The Decennial census is run once every ten years by the U.S. Census Bureau. years by the U.S. Census Bureau. It is used to allot the number of seats on the It is used to allot the number of seats on the House of Representatives to each state, and for House of Representatives to each state, and for redistricting. redistricting. In the 2000 census every household was In the 2000 census every household was required to fill out a form with the names of the required to fill out a form with the names of the members of that household, their ages, sex, members of that household, their ages, sex, birthdates, telephone numbers, Hispanic origin, birthdates, telephone numbers, Hispanic origin, and race, as well as whether the home was and race, as well as whether the home was rented or owned. rented or owned.

The American Community SurveyThe American Community Survey

The American Community Survey The American Community Survey provides more detailed information than provides more detailed information than the short form of the U.S. Census and is the short form of the U.S. Census and is run more frequently run more frequently

This survey only attempts to gain a This survey only attempts to gain a statistical representation of the nation statistical representation of the nation rather than record every person. It will rather than record every person. It will replace the long form for the 2010 Census.replace the long form for the 2010 Census.

Decennial Census Data:Decennial Census Data:Getting StartedGetting Started

Go toGo to http://http://

factfinder.census.govfactfinder.census.gov

Look under Look under

Getting Detailed Data: Getting Detailed Data: Decennial CensusDecennial Census

Click Click get dataget data

Decennial Census DataDecennial Census Data

Select one of the Select one of the Census 2000 Summary Census 2000 Summary FilesFiles

Click Click Thematic MapsThematic Maps

Under “geographic Under “geographic type” click type” click CountyCounty

Select your state and Select your state and countycounty

Click Click NextNext

Decennial Census DataDecennial Census Data

Choose a theme from the Choose a theme from the listlist

Click Click Show ResultShow Result

Under the “Display map Under the “Display map by” pull down menu, by” pull down menu, select select Census TractCensus Tract

Your map should look Your map should look something like this…something like this…

Decennial Census DataDecennial Census Data

On the menu at the On the menu at the left of the screen, left of the screen, click click Data ClassesData Classes

Select one of the four Select one of the four classing methodsclassing methods– Natural BreaksNatural Breaks– Equal IntervalEqual Interval– QuantileQuantile– User DefinedUser Defined

Decennial Census DataDecennial Census Data

Right click on the map image and click “Save Right click on the map image and click “Save Picture As”Picture As”

Do the sameDo the same

for the legendfor the legend

American Community SurveyAmerican Community Survey

Go back to the main pageGo back to the main pageClick Click get dataget data under Getting Detailed Data: under Getting Detailed Data: American Community SurveyAmerican Community SurveyClick Click Thematic MapsThematic MapsFor geographic type, choose For geographic type, choose StateStateSelect your state and theme and click Select your state and theme and click Show Show ResultResultThe “Display map by” tab should already be set The “Display map by” tab should already be set on Countyon CountyChoose your data classChoose your data classSave in the same way as your other mapsSave in the same way as your other maps

The write-up must include:The write-up must include:

A description of the choropleth map of your A description of the choropleth map of your chosen area.chosen area.

The data classification scheme used. The data classification scheme used.

Explain the spatial and attribute data used to Explain the spatial and attribute data used to create the map.create the map.

The write-up must also include:The write-up must also include:

The map scale represented as a fraction. The map scale represented as a fraction.

Map Scale= Map Scale= (Miles Covered)(Inches in a Mile)(Miles Covered)(Inches in a Mile)

Actual Map SizeActual Map Size

A brief conclusion in which you discuss the A brief conclusion in which you discuss the meaning of the pattern shown on your map. meaning of the pattern shown on your map.

Things to keep in mind…Things to keep in mind…

You will be making You will be making three mapsthree mapsAt least one map should use data from the At least one map should use data from the Decennial Census and at least one should Decennial Census and at least one should use the American Community Surveyuse the American Community SurveyEach map should have a:Each map should have a:– Different data themeDifferent data theme– Different classification methodDifferent classification method

Remember to save both your map Remember to save both your map andand your legendsyour legends