PREVIEW. The full report is still being built. These are real Nassau County property cards from county records, shown at random.

BREAKING

THE NASSAU GRIEVANCE REPORT

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Coming Soon: Complete Grievance Records — 407,648 files, every single filing · 99.8% retrieved · 790 errors

by Rae Arora

A Who Runs NY report

Original vs. final assessed value, and the appeal history behind it. A Who Runs NY project.

Street View of 1710 Belmont Ave, New Hyde Park, a Phase 1 house in the preview
1710 Belmont Ave, New Hyde Park — a house in the Phase 1 preview

78.5% FILED IN JERICHO — ONLY 24.2% IN ROOSEVELT

Street View of 17 Livingston Ave, JerichoRandom sample

17 Livingston Ave, Jericho

Town of Oyster Bay

Class 1 (residential)

2027-28 filed 2026-27 filed

Final AV (2026-27): 1,086

2027-28 final: not out yet

YearTentative
AV		Final
AV
2027-281,188pending
2026-271,2421,086
2025-261,2441,172
2024-251,2441,177
2023-241,2441,111
2022-231,3431,157
2021-22—1,244
See full card
Street View of 5 Niagra Dr, JerichoRandom sample

5 Niagra Dr, Jericho

Town of Oyster Bay

Class 1 (residential)

2027-28 filed 2026-27 filed

Final AV (2026-27): 837

2027-28 final: not out yet

YearTentative
AV		Final
AV
2027-28922pending
2026-27896837
2025-26880821
2024-251,035799
2023-241,035784
2022-231,035960
2021-22—1,035
See full card
Street View of 9 Stewart St, PlainviewRandom sample

9 Stewart St, Plainview

Town of Oyster Bay

Class 1 (residential)

2027-28 filed 2026-27 filed

Final AV (2026-27): 650

2027-28 final: not out yet

YearTentative
AV		Final
AV
2027-28735pending
2026-27755650
2025-26802655
2024-25789661
2023-24789722
2022-23620620
2021-22—620
See full card
Street View of 114 Cunningham Ave, UniondaleRandom sample

114 Cunningham Ave, Uniondale

Town of Hempstead

Class 1 (residential)

2027-28 filed 2026-27 filed

Final AV (2026-27): 383

2027-28 final: not out yet

YearTentative
AV		Final
AV
2027-28406pending
2026-27406383
2025-26406406
2024-25406397
2023-24406388
2022-23424413
2021-22—406
See full card

On the 2027-28 roll. 2,632 of 3,356 processed parcels in ZIP 11753 (Jericho) filed; 932 of 3,839 in ZIP 11575 (Roosevelt).

75.4% FILED IN PLAINVIEW-OLD BETHPAGE — ONLY 24.6% IN ROOSEVELT 76.0% FILED IN PLAINVIEW THIS YEAR 75.8% IN ROOSEVELT DID NOT FILE ON THE 2027-28 ROLL ONLY 30.5% FILED IN UNIONDALE — 36.7% IN ELMONT SEE A RANDOM HOUSE →
65.2% FILED IN OYSTER BAY — ONLY 39.2% IN GLEN COVE 6.5 OF EVERY 10 OYSTER BAY PROPERTIES GRIEVED THIS YEAR NORTH HEMPSTEAD FILED AT 64.6% — THE TOWN OF HEMPSTEAD AT 56.9% 59.9% OF NASSAU PARCELS FILED AGAINST THE 2027-28 ROLL SEE A RANDOM HOUSE →
89.4% OF 2027-28 FILERS STILL HAVE A PENDING CASE 54.6% OF ALL PROPERTIES ARE STILL WAITING ON A DECISION 58.3% FILED ON LAST YEAR'S 2026-27 ROLL THIS YEAR'S FILINGS ARE UP 2.6% FROM 2026-27 SEE A RANDOM HOUSE →

PROPERTY CARDS

Real Phase 1 houses, shown at random. Use Next, Back, or the arrow keys. Each card has a shareable link.

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