Department of Numbers

Washington, District of Columbia Home Affordability

The data below measures home affordability for the Washington-Arlington-Alexandria, District of Columbia metropolitan area using price-to-income and price-to-rent metrics. The maximum affordable loan amount for the median household income is also calculated.

Washington, District of Columbia Home Price-to-Income Index

The current price-to-income ratio for Washington is 3.41 as determined by March 2010 Realtor median sales prices. The chart below shows a history of the ratio as an index calculated from the Federal Housing Finance Agency's Washington HPI series.1 Median household income data for Washington is from the Census American Community Survey.2

Price-to-Income: FHFA

Note: Index set to 100 in Q1 of 2000

Washington, District of Columbia Home Price-to-Income Index History

Date FHFA
March 2010 126.9
December 2009 128.7
September 2009 128.2
June 2009 130.6
March 2009 135.3

Washington, District of Columbia Home Price-to-Rent Index

The current price-to-rent ratio for Washington is 18.2 as determined by March 2010 Realtor median sales prices. This ratio is calculated using household size adjusted median contract rent for Washington. The chart below shows an index of the rent ratio calculated from the metro FHFA HPI series and the Washington median contract rent data from the Census ACS.

Price-to-Rent: FHFA

Note: Index set to 100 in Q1 of 2000

Washington, District of Columbia Home Price-to-Rent Index History

Date FHFA
March 2010 112.5
December 2009 114.1
September 2009 113.7
June 2009 115.8
March 2009 120.0

Washington, District of Columbia Inferred Affordable Mortgage

The inferred affordable mortgage is determined by taking the median household income for Washington, District of Columbia and calculating the mortgage 30% of that income could afford. Traditionally, 30% of income is the maximum amount a homeowner could use towards a home loan. Inferred affordable loan values are calculated from ACS median household income and average monthly mortgage rates.

Inferred Affordable Mortgage

Date Inferred Mortgage
May 2010 $404,739
April 2010 $395,174
March 2010 $401,054
February 2010 $400,141
January 2010 $398,324
December 2009 $402,890
November 2009 $405,203
October 2009 $401,970
September 2009 $396,969
August 2009 $391,180
July 2009 $389,863
June 2009 $381,250
May 2009 $406,134

1. Specifically, FHFA data is from the non seasonally adjusted, all-transactions quarterly series.

2. Income data for the previous year is carried into the following year prior to the release of new income data.