# 2101 S Hellman Ave, Ontario

Office in Ontario, California. It covers 17,149 square feet on the ground.

Rates calibrated October 2, 2026. Review by December 31, 2026. Updated October 7, 2026. Method propdata-estimator-v6.

## This building

2101 S Hellman Ave, Ontario. Office in Ontario, California. Property ID sp1w08cxxqaeh6g.

## Facts

**Facts about 2101 S Hellman Ave, Ontario**

| Fact | Value | Source |
| --- | --- | --- |
| Address | 2101 S Hellman Ave, Ontario, CA 91761 | [Overture Maps addresses](https://skypsi.com/property/ca/inland-empire/sp1w08cxxqaeh6g-2101-s-hellman-ave-ontario/#how-we-know) |
| Building type | Office | [USA Structures and SkyPSI estimator](https://skypsi.com/property/ca/inland-empire/sp1w08cxxqaeh6g-2101-s-hellman-ave-ontario/#how-we-know) |
| Footprint | 17,149 square feet | [USA Structures](https://skypsi.com/property/ca/inland-empire/sp1w08cxxqaeh6g-2101-s-hellman-ave-ontario/#how-we-know) |
| Perimeter | 668.61 feet | [USA Structures](https://skypsi.com/property/ca/inland-empire/sp1w08cxxqaeh6g-2101-s-hellman-ave-ontario/#how-we-know) |
| Height | 16.6 feet | [USA Structures](https://skypsi.com/property/ca/inland-empire/sp1w08cxxqaeh6g-2101-s-hellman-ave-ontario/#how-we-know) |
| Height survey year | 2018 | [USA Structures](https://skypsi.com/property/ca/inland-empire/sp1w08cxxqaeh6g-2101-s-hellman-ave-ontario/#how-we-know) |
| Stories | 1 story | [USA Structures](https://skypsi.com/property/ca/inland-empire/sp1w08cxxqaeh6g-2101-s-hellman-ave-ontario/#how-we-know) |
| Exterior wall area | 11,100 square feet | [SkyPSI estimator](https://skypsi.com/property/ca/inland-empire/sp1w08cxxqaeh6g-2101-s-hellman-ave-ontario/#how-we-know) |

## Cost ranges

Whole-building ranges from the SkyPSI estimator, calibrated October 2, 2026. Grade C: modelled from the Texas calibration. [What the grades mean](https://skypsi.com/estimates/methodology/confidence-grades/).

### Exterior soft wash

**Exterior soft wash from a boom lift, whole building**

| Service | Low | Most likely | High |
| --- | --- | --- | --- |
| Facade wash, conventional access | $1,500 | $3,000 | $5,000 |

## Best method

- [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift fits this building, most likely $3,000.

## Similar buildings nearby

- [2125 S Hellman Ave, Ontario](https://skypsi.com/property/ca/inland-empire/sp5vxdj20fyz6bq-2125-s-hellman-ave-ontario/)
- [2049 S Hellman Ave, Ontario](https://skypsi.com/property/ca/inland-empire/spy1qnsghphgyjf-2049-s-hellman-ave-ontario/)
- [2131 S Hellman Ave, Ontario](https://skypsi.com/property/ca/inland-empire/spfktk20vh6tqjn-2131-s-hellman-ave-ontario/)

## How we know

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](https://disasters.geoplatform.gov/USA_Structures/): Building footprints, heights and occupancy from FEMA's USA Structures.
- [Overture Maps addresses](https://docs.overturemaps.org/attribution/): Street addresses from the Overture Maps addresses theme.
- [SkyPSI estimator](https://skypsi.com/estimates/methodology/sources-and-licensing/): 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](https://skypsi.com/estimates/methodology/how-a-skyestimate-is-built/).

[Request a Quote](https://skypsi.com/request-a-quote)

---

Sources: USA Structures, Overture Maps addresses, SkyPSI estimator.

Building footprints: USA Structures, FEMA Response Geospatial Office, Oak Ridge National Laboratory and U.S. Geological Survey (CC BY 4.0). https://disasters.geoplatform.gov/USA_Structures/

Addresses: Overture Maps Foundation, overturemaps.org (addresses theme), including the U.S. Department of Transportation National Address Database (NAD). https://docs.overturemaps.org/attribution/

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