The FRED series Real Estate - Assets - Balance Sheet of Households and Nonprofit Organizations is now known as Households and Nonprofit Organizations; Real Estate at Market Value.
The source series id is FL155035005.Q.
This series no longer appears in Table B.101.
This data still updates, to see data for this series, go to https://research.stlouisfed.org/fred2/series/HNOREMQ027S.
For further information see the assistance provided in the guide to the Financial Accounts at http://www.federalreserve.gov/apps/fof/.
Board of Governors of the Federal Reserve System (US), Households and Nonprofit Organizations; Real Estate at Market Value, Level (DISCONTINUED) [REABSHNO], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/REABSHNO/, October 9, 2015.