Property record

856 Portion Road, Ronkonkoma

Apartments in Ronkonkoma, New York. It covers 3,461 square feet on the ground.

This building

856 Portion Road, Ronkonkoma. Apartments in Ronkonkoma, New York. Property ID sp80y4a1gzr4hbc.

Facts about 856 Portion Road, Ronkonkoma
Fact	Value	Source
Address	856 Portion Road, Ronkonkoma, NY 11779	USA Structures
Building type	Apartments	USA Structures and SkyPSI estimator
Footprint	3,461 square feet	USA Structures
Perimeter	251.74 feet	USA Structures
Stories	3 stories	SkyPSI estimator
Parcel number	472289623.00-04-004.000	County and state public records
Land use	452 Area or neighborhood shopping centers	County and state public records

Whole-building ranges from the SkyPSI estimator, calibrated October 2, 2026. Grade C: modelled from the Texas calibration. What the grades mean.

Exterior soft wash from a boom lift, whole building
Service	Low	Most likely	High
Facade wash, conventional access	$1,500	$2,500	$4,000

Each fact names the source it comes from. A building file carries the source of each field, and SkyPSI shows that source beside the fact.

County and state public records: Situs addresses, parcel numbers, land use, year built and floor counts from county appraisal districts and state open data.
USA Structures: Building footprints, heights and occupancy from FEMA's USA Structures.
SkyPSI estimator: SkyPSI's own price model, calibrated rates and building-class rules.

Cost ranges come from the SkyPSI estimator, calibrated October 2, 2026. How a SkyEstimate is built.

Ask SkyPSI for a quote on your building.

Sources: County and state public records, USA Structures, SkyPSI estimator.

An estimate, not a quote. How a SkyEstimate is built.