# 78 Thayer Street, Manhattan

Co-op · 62 units · built c. 1928 · Block 2175, Lot 175.

On Umarelli: https://umarelli.org/nyc/1021750175/78-thayer-street

More construction in Washington Heights: https://umarelli.org/nyc/manhattan/washington-heights.md

Every lot on block 2175: https://umarelli.org/nyc/manhattan/2175.md

## Building permits

- Alteration, filed Jan 19, 2022, estimated cost $19K, described as “Plumbing application is filed in conjunction with alteration type 2 123892369 & to remove violations 35409918P”

## Property taxes

- Assessment: $1,963,800
- 2026–27 tax: $205,184
- Market value (city estimate): $4,364,000
- Taxable value: $1,649,520
- Assessed land: $318,600
- Assessed improvements: $1,645,200

## Zoning

R7-2: floor area ratio 3.83 built, above the 3.44 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Sep 1, 2026: $350,000
- Jul 1, 2026: $335,000
- Jun 16, 2026: $325,000
- May 14, 2026: $337,000
- May 11, 2026: $355,000
- May 6, 2026: $285,000
- Mar 30, 2026: $537,000
- Jan 20, 2026: $350,000
- Jan 12, 2026: $520,000
- Jan 7, 2026: $310,000

The 10 most recent of 21 open-market sales since 2016, from the Department of Finance’s sales files.

## Flood zone

Current FEMA flood map: zone X, minimal flood hazard.

From New York City and Jersey City public records, refreshed within a day of each release. Sources: https://umarelli.org/sources. Methodology and corrections: https://umarelli.org/methodology