River House NYC | Co-op Building Guide
20 distinguished Manhattan co-op buildings
River House offers an East River setting and a courtyard arrival, providing a different comparison from the park-front co-ops.
- Address
- 435 East 52nd Street
- Location
- Sutton Place / Beekman
- Ownership
- Cooperative
- Architect
- Bottomley, Wagner & White
- Completed
- 1931

Architecture and building history
Completed in 1931, River House was designed by Bottomley, Wagner & White at 435 East 52nd Street. The building's taller central section and lower wings give it a distinct silhouette, while the gated courtyard separates its arrival from the street.
The East River is central to the building's identity. The setting has changed since its construction, including the addition of the FDR Drive. Judge the present outlook, outdoor conditions and apartment exposure rather than relying on historic photographs of the waterfront.
What to compare in the apartment
Compare river-facing rooms with the rest of the apartment. A strong outlook from the living room may be paired with quite different bedroom and kitchen exposures. Assess sound as well as light during a viewing.
River House's relationship with the River Club also needs a precise explanation. Establish any membership eligibility, separate charges and current arrangements directly; purchasing an apartment should not be treated as proof that every club facility is included in the apartment's maintenance.
The location
East 52nd Street places the building in the Beekman and Sutton Place area, east of Midtown's main avenues. Walk the approach from First Avenue and compare the river setting with the access and neighborhood pattern you prefer.
Services, maintenance and purchase requirements
Request the current service schedule and maintenance breakdown for the apartment. Establish which services are included, which carry separate charges and whether storage or other ancillary space transfers with the shares.
A co-op purchase involves shares in the building corporation and a proprietary lease. Have your attorney review the financial statements, minutes, insurance and any assessment notices. Confirm the current requirements for financing, liquidity, intended occupancy, ownership structure, subletting and renovations with the managing agent. Published summaries can lag the governing documents.
Compare the complete cost of ownership with the apartment’s condition and the work you intend to do. A recognizable address does not establish the condition of the home or the co-op’s finances.
Where it fits on a shortlist
River exposure, present-day sound conditions and the distinction between apartment services and separate club arrangements.
Compare this building with 1040 Fifth Avenue, 1 Sutton Place South. The top-20 co-op guide explains the wider selection.
For purchase steps, read buying an apartment in NYC and the co-op versus condo guide. For market-wide inventory, use the 100 newest Manhattan co-op listings.
Discuss an apartment in this building
Tell us the space you need, your timing and how you intend to use the home. We can help assess relevant availability and compare the building with other co-ops on your shortlist.
Architecture and image sources
Image author and license are credited with the photograph. Building descriptions cover architecture and purchase considerations; current availability and co-op policies require individual confirmation.