Arnold (21012) has an estimated 21,317 residents with 21,153 of those people in approximately 7,807 housing units. The 21012 zipcode contains 5,482 housing units that are owned with a mortgage or a loan, 1,164 housing units that are owned free and clear and 1,161 housing units that are renter occupied.

In Arnold (21012) the median listing price of $507,445 has grown by $7,455 since 2018-10.

In 2018 the average percentage drop was 1.56% of original listing price.

Zip code 21012 is in the Baltimore-Columbia-Towson metropolitan area.
The median estimated home value in Arnold, MD (21012) is $411,900 as of 2018-10-31

In Arnold, MD (21012), values have declined by -0.07 from when they peaked at $442,700 in 2006-Q2

The Zillow Market Health Index for Arnold, MD (21012) is 3.79. 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.