Riva (21140) has an estimated 3,457 residents with 3,457 of those people in approximately 1,313 housing units. The 21140 zipcode contains 1,000 housing units that are owned with a mortgage or a loan, 194 housing units that are owned free and clear and 119 housing units that are renter occupied.

Zip code 21140 is in the Baltimore-Columbia-Towson metropolitan area.
The median estimated home value in Riva, MD (21140) is $464,500 as of 2018-10-31

In Riva, MD (21140), values have declined by -0.07 from when they peaked at $496,800 in 2006-Q3

The Zillow Market Health Index for Riva, MD (21140) is 7.05. The corresponding state value is 0.78. This is significantly higher than the overall Market Health Index of Maryland.
Metro value is 0.38.
This is significantly higher than the overall Market Health Index of Baltimore-Columbia-Towson.