Paper-prepared
21 South End Avenue
Manhattan · Condo
Condo
Type
181
Units
1988
Year built
Manhattan
Borough
R0 · Special Condominium Billing Lot
Public records
What we know about 21 South End Avenue
Sales (5yr)
57
Median price
$939K
Avg price per square foot
$1,034
Last sale
Jun 2026
Open violations
37
Violations (5yr)
2
Permits (5yr)
26
Latest Nov 2025
Energy Star
28 · 2022
Last C of O
Jun 2026
CO Issued
Recent closed sales
| Date | Unit | Beds / Baths | SF | Price |
|---|---|---|---|---|
| Jun 2026 | 528 | 1 / 1 | 552 | $475,000 |
| Mar 2026 | 435 | 1 / 1 | 673 | $500,600 |
| Mar 2026 | 435 | 1 / 1 | 673 | $570,478 |
| Dec 2025 | 214 | 1 / 1.5 | 806 | $910,000 |
| Dec 2025 | 214 | 1 / 1.5 | 806 | $870,000 |
Source: NYC ACRIS · public record