# 46 Derby Place, Smithtown

Apartments in Smithtown, New York. It covers 1,846 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

46 Derby Place, Smithtown. Apartments in Smithtown, New York. Property ID spf9jhh6wq7ejv2.

## Facts

**Facts about 46 Derby Place, Smithtown**

| Fact | Value | Source |
| --- | --- | --- |
| Address | 46 Derby Place, Smithtown, NY 11787 | [USA Structures](https://skypsi.com/property/ny/new-york/spf9jhh6wq7ejv2-46-derby-place-smithtown/#how-we-know) |
| Building type | Apartments | [USA Structures and SkyPSI estimator](https://skypsi.com/property/ny/new-york/spf9jhh6wq7ejv2-46-derby-place-smithtown/#how-we-know) |
| Footprint | 1,846 square feet | [USA Structures](https://skypsi.com/property/ny/new-york/spf9jhh6wq7ejv2-46-derby-place-smithtown/#how-we-know) |
| Perimeter | 178.46 feet | [USA Structures](https://skypsi.com/property/ny/new-york/spf9jhh6wq7ejv2-46-derby-place-smithtown/#how-we-know) |
| Stories | 3 stories | [SkyPSI estimator](https://skypsi.com/property/ny/new-york/spf9jhh6wq7ejv2-46-derby-place-smithtown/#how-we-know) |
| Parcel number | 47348949.-5-35 | [County and state public records](https://skypsi.com/property/ny/new-york/spf9jhh6wq7ejv2-46-derby-place-smithtown/#how-we-know) |
| Land use | 220 Two family year-round residence | [County and state public records](https://skypsi.com/property/ny/new-york/spf9jhh6wq7ejv2-46-derby-place-smithtown/#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 | $1,000 | $1,500 | $2,500 |

## Best method

- [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift fits this building, most likely $1,500.

## Similar buildings nearby

- [7 Route 25A, Smithtown](https://skypsi.com/property/ny/new-york/sptwq7rshatjxc0-7-route-25a-smithtown/)
- [395 Sunken Meadow Road, Kings Park](https://skypsi.com/property/ny/new-york/sp27wsmvcyhp1fv-395-sunken-meadow-road-kings-park/)
- [100 Southern Boulevard, Nesconset](https://skypsi.com/property/ny/new-york/spdhhbc176k49yz-100-southern-boulevard-nesconset/)
- [200 Vanderbilt Motor Parkway, Hauppauge](https://skypsi.com/property/ny/new-york/spah26db9g5m04e-200-vanderbilt-motor-parkway-hauppauge/)
- [1515 Veterans Highway, Islandia](https://skypsi.com/property/ny/new-york/spnw3smc43vdcdm-1515-veterans-highway-islandia/)
- [50 Hauppauge Road, Commack](https://skypsi.com/property/ny/new-york/sp7zt38ae410jx0-50-hauppauge-road-commack/)
- [68 Hauppauge Road, Commack](https://skypsi.com/property/ny/new-york/spay1m5fjk6z79v-68-hauppauge-road-commack/)
- [2110 Nesconset Highway, Stony Brook](https://skypsi.com/property/ny/new-york/sp20srq3jpv0j88-2110-nesconset-highway-stony-brook/)

## 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.

- [County and state public records](https://skypsi.com/estimates/methodology/sources-and-licensing/): Situs addresses, parcel numbers, land use, year built and floor counts from county appraisal districts and state open data.
- [USA Structures](https://disasters.geoplatform.gov/USA_Structures/): Building footprints, heights and occupancy from FEMA's USA Structures.
- [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: County and state public records, USA Structures, SkyPSI estimator.

Parcel and address facts from county appraisal districts and state open-data programs (public records). https://skypsi.com/estimates/methodology/sources-and-licensing/

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/

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