Property record

4720 Ontario Mills Pkwy, Ontario

Office in Ontario, California. It covers 5,545 square feet on the ground.

This building

4720 Ontario Mills Pkwy, Ontario. Office in Ontario, California. Property ID sp0r4ztcaxf4cbd.

Facts about 4720 Ontario Mills Pkwy, Ontario
Fact	Value	Source
Address	4720 Ontario Mills Pkwy, Ontario, CA 91764	Overture Maps addresses
Building type	Office	USA Structures and SkyPSI estimator
Place name	AllSTEM Connections	Overture Maps places
Place type	employment agencies	Overture Maps places
Footprint	5,545 square feet	USA Structures
Perimeter	327.04 feet	USA Structures
Height	30.09 feet	USA Structures
Stories	2 stories	USA Structures
Exterior wall area	9,839 square feet	SkyPSI estimator

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	$3,000	$5,000

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.

USA Structures: Building footprints, heights and occupancy from FEMA's USA Structures.
Overture Maps addresses: Street addresses from the Overture Maps addresses theme.
Overture Maps places: Business and place names from the Overture Maps places theme.
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: USA Structures, Overture Maps addresses, Overture Maps places, SkyPSI estimator.

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