Property record

51 South Spring Street, Elgin

Apartments in Elgin, Illinois. It covers 16,330 square feet on the ground.

This building

51 South Spring Street, Elgin. Apartments in Elgin, Illinois. Property ID spy3765gjgbz6ea.

Facts about 51 South Spring Street, Elgin
Fact	Value	Source
Address	51 South Spring Street, Elgin, IL 60120	USA Structures
Building type	Apartments	USA Structures and SkyPSI estimator
Footprint	16,330 square feet	USA Structures
Perimeter	624.31 feet	USA Structures
Height	30.99 feet	Overture Maps building footprints and Google Open Buildings
Height survey year	2017	Overture Maps building footprints and Google Open Buildings
Stories	3 stories	Overture Maps building footprints and Google Open Buildings
Exterior wall area	19,348 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	$3,000	$5,500	$9,000

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.
Google Open Buildings: Building outlines and heights from Google Open Buildings, reached through the Overture Maps buildings theme.
Overture Maps building footprints: Building outlines, heights and floor counts from the Overture Maps buildings 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, Google Open Buildings, Overture Maps building footprints, SkyPSI estimator.

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