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321 West 78th Street
Last updated on Mar 19, 2026

321 West 78th Street

321 West 78th Street is a pre-war co-op building in the Upper West Side, built in 1924 and converted in 1979. The 9-story building contains 54 units and offers amenities such as basement storage and an elevator. Currently, 1 apartment is for sale.

321 West 78th Street Location Map
Unit #
Beds
Baths
Size
Price / Ft2
Price
Listed on
Days on Market
Unit #
Beds
Baths
Size
Closing Price
Price / Ft2
Asking Price
Sold on
View Full Sales History

Overview of 321 West 78th Street

321 West 78th Street is a pre-war co-op building in the Upper West Side's Riverside Dr./West End Ave. neighborhood finished in 1924 and converted in 1979. Situated at 321 West 78th Street, between West End Avenue and Riverside Drive, the building contains 54 units and rises 9 stories. The elevatored building's amenities include: basement storage and elevator.

Doorman
Full Time
Type
Co-op
Year Built
1924
Converted: 1979
Apartments
Floors
9
Neighborhood
Min Down
30%

Amenities

  • FT Doorman
  • Resident Storage
  • Elevator
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  1. 1
at Broadway 0.13 miles
  1. 2
  2. 3
at Broadway 0.40 miles

Sales History

Price/Room (Est)

Why are we displaying the estimated price per room?

For some co-ops, instead of price per square foot, we use an estimate of the number of rooms for each sold apartment to chart price changes over time. This is because many co-op listings do not include square footage information, and this makes it challenging to calculate accurate square-foot averages.

By displaying the price per estimated room count, we are able to provide a more reliable and consistent metric for comparing sales in the building. While we hope that this gives you a clearer sense of price trends in the building, all data should be independently verified. All data provided are only estimates and should not be used to make any purchase or sale decision.

Price/Ft2 (Est)
View Full Closing History

Sales Summary

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Sales History by Apartment Size

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Pricing Comparison of Similar Buildings

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