21 East 81st Street prezante yon opòtinite ra ak trè inik sou youn nan blòk kay ki pi anviye sou Upper East Side, ki byen plase ant Fifth ak Madison Avenues. Batit an 1899 pa achitèk renome Welch, Smith & Provot, kay Neoklasik sa a ki gen 20 pye lajè, toune tout apeprè 8,600 pye kare sou kat etaj, ak yon do kay mansard. Wotè plafon gran, detay achitekti orijinal enpòtan, ak chemine ki boule bwa nan prèske chak chanm defini andedan yo, pandan yon asansè sèvi tout nivo yo. Kounye a, li konfigire kòm yon rezidans de fanmi — yon quadraplex pou pwopriyetè ak yon duplex ki pwodui revni — kay la ofri ekselan fleksibilite ak potansyèl alontèm ki ka fasilman konvèti an yon sèl fanmi.

21 East 81st Street presents a rare and highly unique opportunity on one of the Upper East Side’s most coveted townhouse blocks, perfectly positioned between Fifth and Madison Avenues. Built in 1899 by renowned architects Welch, Smith & Provot, this 20-foot-wide Neoclassical limestone townhouse spans approximately 8,600 square feet across four stories, crowned by a mansard roof. Grand ceiling heights, significant original architectural detail, and wood-burning fireplaces in nearly every room define the interiors, while an elevator services all levels. Currently configured as a two-family residence—an owner’s quadraplex with income producing duplex —the home offers exceptional flexibility and long-term potential which can also can easily be converted to a single family.