Mount Sinai Property Records

Look up property records across Mount Sinai — owner of record, assessed and market value, multi-year tax history, zoning, acreage, and sale/deed history, unified in one view from public sources. For certified copies, use the county clerk; this is a research view over the public record.

135
Distressed
83
Auction
300
Vacant parcels

Full property report on any Mount Sinai parcel — $49

Owner and mailing address, year-by-year tax arrears, recorded violations and distress signals, assessed value and last sale, plus zoning district, FEMA flood zone, permit history and buildability.

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School and fire districts in Mount Sinai

Property in Mount Sinai falls mainly within the MT SINAI UFSD, with 3 other districts also covering part of the area. School district is one of the larger line items on a Suffolk tax bill, so it materially affects carrying cost on any property here.

School districts

Fire districts

  • MOUNT SINAI FD - MA ZONE 4 (CORAM - 1 ENG)
  • MOUNT SINAI FD - MA ZONE 3 (TERRYVILLE - 1 ENG)
  • MOUNT SINAI FD - MA ZONE 2 (MILLER PLACE - 1 ENG)
  • MOUNT SINAI FD - MA ZONE 2 (PORT JEFF - 1 ENG)

Shares are measured from parcel-level district membership in the county GIS boundary files, sampled across Mount Sinai’s ZIP codes. District membership is derived from each parcel’s centroid — check the district directly before relying on it for enrollment or insurance decisions.

Related research on Mount Sinai

Deeper context for the data on this page. Each report is updated on a regular cadence and free to cite under our attribution policy.

Nearby hamlets

BellportBlue PointBrookhavenCentereachCoramEast SetauketFarmingvilleHoltsvilleLake GroveMedfordMiller PlaceOcean BeachPatchoguePort Jefferson StationPort JeffersonRocky PointSayvilleSeldenShorehamSound BeachStony BrookWading RiverCenter MorichesEast Moriches