# 21101 Fern Ave, Oak Park

Industrial in Oak Park, Michigan. It covers 20,819 square feet on the ground.

Rates calibrated October 2, 2026. Review by December 31, 2026. Updated October 27, 2026. Method propdata-estimator-v6.

## This building

21101 Fern Ave, Oak Park. Industrial in Oak Park, Michigan. Property ID spfv8kcwt1m58we.

## Facts

**Facts about 21101 Fern Ave, Oak Park**

| Fact | Value | Source |
| --- | --- | --- |
| Address | 21101 Fern Ave, Oak Park, MI 48237 | [Overture Maps addresses](https://skypsi.com/property/mi/detroit/spfv8kcwt1m58we-21101-fern-ave-oak-park/#how-we-know) |
| Building type | Industrial | [USA Structures and SkyPSI estimator](https://skypsi.com/property/mi/detroit/spfv8kcwt1m58we-21101-fern-ave-oak-park/#how-we-know) |
| Footprint | 20,819 square feet | [USA Structures](https://skypsi.com/property/mi/detroit/spfv8kcwt1m58we-21101-fern-ave-oak-park/#how-we-know) |
| Perimeter | 651.92 feet | [USA Structures](https://skypsi.com/property/mi/detroit/spfv8kcwt1m58we-21101-fern-ave-oak-park/#how-we-know) |
| Height | 22.21 feet | [USA Structures](https://skypsi.com/property/mi/detroit/spfv8kcwt1m58we-21101-fern-ave-oak-park/#how-we-know) |
| Height survey year | 2017 | [USA Structures](https://skypsi.com/property/mi/detroit/spfv8kcwt1m58we-21101-fern-ave-oak-park/#how-we-know) |
| Stories | 1 story | [USA Structures](https://skypsi.com/property/mi/detroit/spfv8kcwt1m58we-21101-fern-ave-oak-park/#how-we-know) |
| Exterior wall area | 14,480 square feet | [SkyPSI estimator](https://skypsi.com/property/mi/detroit/spfv8kcwt1m58we-21101-fern-ave-oak-park/#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 | $2,000 | $4,000 | $6,500 |

## Best method

- [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift fits this building, most likely $4,000.

## Similar buildings nearby

- [13201 Cloverdale Ave, Oak Park](https://skypsi.com/property/mi/detroit/spe2vpeh1j5r03p-13201-cloverdale-ave-oak-park/)
- [13200 W 8 Mile Rd, Oak Park](https://skypsi.com/property/mi/detroit/spmkrqkcbvb2zk3-13200-w-8-mile-rd-oak-park/)
- [Industrial in Oak Park](https://skypsi.com/property/mi/detroit/spn9kegg6k3h67z-industrial-oak-park/)
- [Industrial in Oak Park](https://skypsi.com/property/mi/detroit/sp1kawesbf2y8jm-industrial-oak-park/)
- [13321 Cloverdale Ave, Oak Park](https://skypsi.com/property/mi/detroit/sp9pjn27wkm6y98-13321-cloverdale-ave-oak-park/)
- [Industrial in Oak Park](https://skypsi.com/property/mi/detroit/spb14yjmyvgzjkc-industrial-oak-park/)
- [20731 Fern Ave, Oak Park](https://skypsi.com/property/mi/detroit/spchftazp41zvc5-20731-fern-ave-oak-park/)
- [13401 Cloverdale Ave, Oak Park](https://skypsi.com/property/mi/detroit/sp1b17db15kjsbz-13401-cloverdale-ave-oak-park/)

## 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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