Table Data - White to Non-White Racial Dissimilarity (5-year estimate) Index for King William County, VA

Title White to Non-White Racial Dissimilarity (5-year estimate) Index for King William County, VA
Series ID RACEDISPARITY051101
Source U.S. Census Bureau
Release Racial Dissimilarity Index (Not a Press Release)
Seasonal Adjustment Not Seasonally Adjusted
Frequency Annual
Units Percent
Date Range 2009-01-01 to 2024-01-01
Last Updated 2026-01-29 9:55 AM CST
Notes The Racial Dissimilarity Index measures the percentage of the non-hispanic white population in a county which would have to change Census tracts to equalize the racial distribution between white and non-white population groups across all tracts in the county.

Starting with the 2016 observations, the calculation has been changed so that counties with only one census tract have missing data. Zero values represent counties where the proportions of non-white population and non-hispanic white population are the same. Multiyear estimates from the American Community Survey (ACS) are "period" estimates derived from a data sample collected over a period of time, as opposed to "point-in-time" estimates such as those from past decennial censuses. ACS 5-year estimate includes data collected over a 60-month period. The date of the data is the end of the 5-year period. For example, a value dated 2014 represents data from 2010 to 2014. However, they do not describe any specific day, month, or year within that time period.

Multiyear estimates require some considerations that single-year estimates do not. For example, multiyear estimates released in consecutive years consist mostly of overlapping years and shared data. The 2010–2014 ACS 5-year estimates share sample data from 2011 through 2014 with the 2011–2015 ACS 5-year estimates. Because of this overlap, users should use extreme caution in making comparisons with consecutive years of multiyear estimates.

Please see "Section 3: Understanding and Using ACS Single-Year and Multiyear Estimates" on publication page 13 (file page 19) of the 2018 ACS General Handbook for a more thorough clarification.
DATE VALUE
2009-01-01 9.957197697851760
2010-01-01 10.521069546021115
2011-01-01 13.528592608281267
2012-01-01 7.209053461325136
2013-01-01 20.142304383210114
2014-01-01 22.002427374099810
2015-01-01 22.035201064682486
2016-01-01 24.447517646917830
2017-01-01 20.559310766769030
2018-01-01 9.570354389530749
2019-01-01 19.192705047295465
2020-01-01 19.699465150481227
2021-01-01 11.980384192536818
2022-01-01 12.778639737163920
2023-01-01 5.508865928586254
2024-01-01 11.362693508591892

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