Prop13 Subsidy Mapping Project: Difference between revisions

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[[File:Kim-Mai Cutler on Twitter EMP.jpg|thumb|right|400px|it's cookin' on Twittah]]In the Bay Area and California, like other high-growth regions around the world, there have been dramatic rises in property values in recent decades. Additionally, in California, the [[Proposition_13|Proposition 13]] tax-limitation measure of 1978 means that there are sometimes large disparities in the effective tax rate paid by residential property owners vis a vis estimated property market values and a situation in which those owning for longer pay lower property taxes. ​​​​​​
[[File:Kim-Mai Cutler on Twitter EMP.jpg|thumb|right|400px|it's cookin' on Twittah]]In the Bay Area and California, like other high-growth regions around the world, there have been dramatic rises in property values in recent decades. Additionally, in California, the [[Proposition_13|Proposition 13]] tax-limitation measure of 1978 means that there are sometimes large disparities in the effective tax rate paid by residential property owners vis a vis estimated property market values and a situation in which those owning for longer pay lower property taxes. 


[[File:California-Median-Home-Price-Map.png|text-bottom|486x468px|Image Source: GeoCurrents.info http://www.geocurrents.info/wp-content/uploads/2016/01/California-Median-Home-Price-Map.png|link=http://www.geocurrents.info/wp-content/uploads/2016/01/California-Median-Home-Price-Map.png]]

<span style="font-size:smaller;">[Image Source: GeoCurrents.info&nbsp;[http://www.geocurrents.info/wp-content/uploads/2016/01/California-Median-Home-Price-Map.png http://www.geocurrents.info/wp-content/uploads/2016/01/California-Median-Home-Price-Map.png]]</span>


'''Equity Mapping Project '''&nbsp;(provisional name) is a project to map and visualize&nbsp;
'''Equity Mapping Project '''&nbsp;(provisional name) is a project to map and visualize&nbsp;
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Geographic focus of the project: San Francisco, the Bay Area, and California (i.e. the jurisdictions affected by Proposition 13).&nbsp;
Geographic focus of the project: San Francisco, the Bay Area, and California (i.e. the jurisdictions affected by Proposition 13).&nbsp;

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== Background&nbsp; ==
== Background&nbsp; ==
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[[File:Equity-Mapping-Project-tweets-2016.jpg|RTENOTITLE]]
[[File:Equity-Mapping-Project-tweets-2016.jpg|RTENOTITLE]]


see also,
See also,


'''&nbsp;thread&nbsp;5 Sep 2016: &nbsp;'''
'''&nbsp;Thread&nbsp;5 Sep 2016: &nbsp;'''


[https://twitter.com/allafarce '''Dave Guarino'''‏&nbsp;@'''allafarce''']<br/> Has anyone already done a property-level view of Prop 13 assessed/market values? Seems like data is there. [https://twitter.com/kimmaicutler <s>@</s>'''kimmaicutler'''] [https://twitter.com/markasaurus <s>@</s>'''markasaurus''']<br/> [https://twitter.com/allafarce/status/772842611426099200 https://twitter.com/allafarce/status/772842611426099200]
[https://twitter.com/allafarce '''Dave Guarino'''‏&nbsp;@'''allafarce''']<br/> Has anyone already done a property-level view of Prop 13 assessed/market values? Seems like data is there. [https://twitter.com/kimmaicutler <s>@</s>'''kimmaicutler'''] [https://twitter.com/markasaurus <s>@</s>'''markasaurus''']<br/> [https://twitter.com/allafarce/status/772842611426099200 https://twitter.com/allafarce/status/772842611426099200]
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<br/> 31 May 2017<br/> [https://twitter.com/tmccormick/status/869861018377134080 https://twitter.com/tmccormick/status/869861018377134080]
<br/> 31 May 2017<br/> [https://twitter.com/tmccormick/status/869861018377134080 https://twitter.com/tmccormick/status/869861018377134080]


== Name ideas ==
== Name Ideas ==


note from a project member:&nbsp;
note from a project member:&nbsp;
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Property Gains and Tax Subsidies Map
Property Gains and Tax Subsidies Map


== Data and Mapping Resources ==
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== Resources ==


*'''San Francisco Indicator Project Geographic Boundaries Interactive Map''' - This allows overlays of various divisions (Toggle Layers in Top Nav). Speaks to our question of what areas to define within the City. Possible divisions: Analysis Neighborhoods, Planning Neighborhoods, Supervisor Districts, 2010 Census Tracts, Zip Codes, Census Tracts 2000, CTA TAZ Districts, Voting Precincts, Police Department Districts, School Attendance Areas...NOTE: Planning Districts for the most part respect the Census 2010 tract boundaries. [http://sfgov.maps.arcgis.com/apps/OnePane/basicviewer/index.html?appid=e4927a261ae044959ec4d4932b047ff8 http://sfgov.maps.arcgis.com/apps/OnePane/basicviewer/index.html?appid=e4927a261ae044959ec4d4932b047ff8]
*'''San Francisco Indicator Project Geographic Boundaries Interactive Map''' - This allows overlays of various divisions (Toggle Layers in Top Nav). Speaks to our question of what areas to define within the City. Possible divisions: Analysis Neighborhoods, Planning Neighborhoods, Supervisor Districts, 2010 Census Tracts, Zip Codes, Census Tracts 2000, CTA TAZ Districts, Voting Precincts, Police Department Districts, School Attendance Areas...NOTE: Planning Districts for the most part respect the Census 2010 tract boundaries. [http://sfgov.maps.arcgis.com/apps/OnePane/basicviewer/index.html?appid=e4927a261ae044959ec4d4932b047ff8 http://sfgov.maps.arcgis.com/apps/OnePane/basicviewer/index.html?appid=e4927a261ae044959ec4d4932b047ff8]
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*'''San Francisco Zip Codes Map''' (with clickable statistics) [https://data.sfgov.org/Geographic-Locations-and-Boundaries/San-Francisco-ZIP-Codes/srq6-hmpi https://data.sfgov.org/Geographic-Locations-and-Boundaries/San-Francisco-ZIP-Codes/srq6-hmpi]
*'''San Francisco Zip Codes Map''' (with clickable statistics) [https://data.sfgov.org/Geographic-Locations-and-Boundaries/San-Francisco-ZIP-Codes/srq6-hmpi https://data.sfgov.org/Geographic-Locations-and-Boundaries/San-Francisco-ZIP-Codes/srq6-hmpi]
*'''Bay Area Zip Codes Map''' (with clickable statistics) [https://data.sfgov.org/Geographic-Locations-and-Boundaries/Bay-Area-ZIP-Codes/u5j3-svi6 https://data.sfgov.org/Geographic-Locations-and-Boundaries/Bay-Area-ZIP-Codes/u5j3-svi6]
*'''Bay Area Zip Codes Map''' (with clickable statistics) [https://data.sfgov.org/Geographic-Locations-and-Boundaries/Bay-Area-ZIP-Codes/u5j3-svi6 https://data.sfgov.org/Geographic-Locations-and-Boundaries/Bay-Area-ZIP-Codes/u5j3-svi6]

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== References ==
== References ==