× Home › Property records › Suffolk County › Riverhead › Osborn Ave › 836 Osborn Ave836 Osborn AveRiverhead · Suffolk County $306,373 Full market value 210 · Residential OpenValue $534,264 ▾
Owner of record
Owner Cognoscente Holdings LLC
Mailing address 235 Latham Ln · Orient, NY, 11957
Assessment · 2025 roll
Land assessed $6,800
Total assessed $25,000
Full market value $306,373
Est. annual tax $5,541 (2024, excl. special districts)
Building
Style Ranch
Year built 1938
Living area 1,413 sq ft
Bedrooms 4
Full baths 1
Heat Hot wtr/stm
Fuel Oil
Services & districts
Water Comm/public
Sewer Unknown
Utilities Gas & elec
School district Riverhead (473002)
Deed & identifiers
Deed book / page 12844 / 213
SBL 10200000030460000000
Print key 102.-3-46
SWIS 473000
Parcel ID 47300010200000030460000000
Who owns 836 Osborn Ave? 836 Osborn Ave, Riverhead is owned by Cognoscente Holdings LLC per the 2025 NYS assessment roll.
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Public record, NYS tax roll 2025. Values are the assessor's, not an appraisal. Provided for informational purposes only — accuracy and completeness are not warranted or guaranteed; verify against official sources before relying on it.
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