Federal Reserve Economic Data

Table Data - White to Non-White Racial Dissimilarity (5-year estimate) Index for Marengo County, AL

Title White to Non-White Racial Dissimilarity (5-year estimate) Index for Marengo County, AL
Series ID RACEDISPARITY001091
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 2022-01-01
Last Updated 2023-12-07 10:46 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 26.101688209201790
2010-01-01 31.453908077231960
2011-01-01 21.322394823680560
2012-01-01 19.652145058288127
2013-01-01 21.116085593486970
2014-01-01 24.370654473497270
2015-01-01 24.123491593185207
2016-01-01 25.278520932645844
2017-01-01 24.741506798509644
2018-01-01 28.933244109906397
2019-01-01 24.413877674436836
2020-01-01 31.024631724373442
2021-01-01 34.152879711739594
2022-01-01 29.222013875114370

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