There are 100,478 residential properties in the City of St Louis, 7,604 of which (7.6%), are vacant properties according to the vacancy rate report for the 3rd quarter of 2019 by ATTOM Data Research. The other St Louis area county with a vacancy rate higher than the rate for the St Louis MSA as a whole of 2.9% is St Louis County where 3.1% of the residential properties are vacant.