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Providence Property Mapper
An Open-Source Property Data Management Platform
NNIP October 21, 2010
Jim LuchtThe Providence [email protected]
Property Mapper
• Need for timely foreclosure data+
• Initial Casey funding: $25k
• Accumulate and display/flexible reporting
• Easy to use!
• Open source- Built on GeoDjango & PostGIS
Current Application
• Address and Parcel-based
• Cleans and links address-only data
• Automatic Data Linking & Event Tracking
• Includes derelict property inventory
Property Detail Page
Property Detail Page
Tax Roll (Assessor) Projo Foreclosure Ads
Boarded/Condition, Other Data (DIS)
Sales (Assessor)
Executed Foreclosures/ Mortgagee Sales (Deeds)
ProvPlan windshield survey of boarded/ burnt/ unsecured
Automatic Web-Based Data Feeds:
Projo ArticlesPPS ISCB SurveyArt in RuinsGowdey SurveyForgotten Providence
User Comments
Property Mapping System Data Feeds
Tax Sales (Collector)
City Data Other Data
Projects (DPD)
Add data feeds as available (modular!)
Quick analysis of two time periods using the tool:
• Overall number steady
• Some Neighborhoods on the rise: • Elmhurst• Downtown• Hartford• Mt. Hope
User sets settings for properties, streets, neighborhoods- email alerts if needed
User sets settings for properties, streets, neighborhoods- email alerts if needed
Runs report as dashboard opens and shows changes since last login
Runs report as dashboard opens and shows changes since last login
Monitor Events, References, or both
Monitor Events, References, or both
Site Revisions: Dashboard
Self registration. Self registration.
Very important!Very important!
Site Revisions: Login
CSV Export with Lat Long for desktop GIS and analysis
CSV Export with Lat Long for desktop GIS and analysis
Reorganized search with more options, multiple geographies
Reorganized search with more options, multiple geographies
Pop-out layer control/legend for context layers
Pop-out layer control/legend for context layers
Site Revisions: Search
More tabsMore tabs
New Tab ContentNew Tab Content
Site Revisions: Detail
Remaining Tasks
• Secure $
• Build out Dashboard, advanced reporting
• Establish data flows
• Outreach & Training!
• Put code on Github
• Build community!
• Get Feedback: dpm.provplan.org
