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Social Vulnerability Index

Date: September 8 2022

Summary: An overview of the metric, Social Vulnerability Index, created by the Centers for Disease Control

Keywords: ##summary #metric #social #vulnerability #index #svi #cdc #archive


B. E. Flanagan, E. W. Gregory, E. J. Hallisey, J. L. Heitgerd, and B. Lewis, "A social vulnerability index for disaster management," Journal of homeland security and emergency management, vol. 8, no. 1, 2011.

Table of Contents

  1. How To Cite
  2. References:
  3. Discussion:

SVI data can be retrieved from:

For at least the 2000 version of SVI, the metric is derived from summed percentile rankings at census tract level of fifteen U.S. Census variables shown in the following table:

SVI ThemeVariables Included
1. Socioeconomic Status% Below Poverty Level
% Unemployed
Per Capita Income
% Age 25 or Older with No High School
2. Household Composition &Diploma
Disability% Age 65 or Older
% Age 17 or Younger
3. Minority Status & Language% Single Parent Household
% Age 5 or Older Speak English "Less than
4. Housing & TransportationWell"
% Multi-Unit Structures
% Mobile Homes
% Crowding (More people than rooms)
% Households without a Vehicle
% In Institutionalized Group Quarters

These variables were determined from an extensive literature review [19,20,23,29, 30]. <!–TODO: Get references from this file–> The SVI is normalized between 0 and 1 with 0 representing low social vulnerability and 1 representing high social vulnerability.

How To Cite

Zelko, Jacob. Social Vulnerability Index. September 8 2022.



CC BY-SA 4.0 Jacob Zelko. Last modified: November 24, 2023. Website built with Franklin.jl and the Julia programming language.