Winthrop Ave, Mamaroneck

13 residential parcels on Winthrop Ave in the Town of Mamaroneck (2026 town roll, SWIS 553289). Median full market $830,000; median assessed $830,000; median estimated tax $17,591.

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Parcels13
Median FMV$830,000
Median assessed$830,000
Median est. tax$17,591

Largest assessed-value swings

3 Winthrop Ave +1.1% assessed
20 Winthrop Ave +1.0% assessed
8 Winthrop Ave +1.0% assessed
10 Winthrop Ave +1.0% assessed
5 Winthrop Ave +1.0% assessed

Addresses

3 Winthrop Ave .md $663,000 · est. tax $14,051
5 Winthrop Ave .md $1,168,000 · est. tax $24,753
7 Winthrop Ave .md $797,000 · est. tax $16,891
8 Winthrop Ave .md $777,000 · est. tax $16,467
10 Winthrop Ave .md $1,069,000 · est. tax $22,655
11 Winthrop Ave .md $1,007,000 · est. tax $21,341
12 Winthrop Ave .md $830,000 · est. tax $17,591
14 Winthrop Ave .md $803,000 · est. tax $17,018
15 Winthrop Ave .md $809,000 · est. tax $17,145
16 Winthrop Ave .md $800,000 · est. tax $16,954
17 Winthrop Ave .md $1,059,000 · est. tax $22,443
18 Winthrop Ave .md $897,000 · est. tax $19,010
20 Winthrop Ave .md $871,000 · est. tax $18,459

FAQ

How many homes are on Winthrop Ave in Mamaroneck?

The 2026 Town of Mamaroneck residential assessment roll lists 13 parcels on Winthrop Ave.

What is the median estimated tax on Winthrop Ave?

About $17,591 using published city, school, and town/county mill rates against the village roll. Not an official bill.

Open Mamaroneck search

Unofficial. Confirm figures with the Town of Mamaroneck assessor before decisions. This edition covers the unincorporated town; the villages of Larchmont and Mamaroneck have their own rolls.