# 3410 County Road 21, Watertown

School in Watertown, Minnesota. It covers 1,088 square feet on the ground.

Rates calibrated October 2, 2026. Review by December 31, 2026. Updated October 26, 2026. Method propdata-estimator-v6.

## This building

3410 County Road 21, Watertown. School in Watertown, Minnesota. Property ID sp6t24kbj6gcee3.

## Facts

**Facts about 3410 County Road 21, Watertown**

| Fact | Value | Source |
| --- | --- | --- |
| Address | 3410 County Road 21, Watertown, MN 55388 | [USA Structures](https://skypsi.com/property/mn/minneapolis/sp6t24kbj6gcee3-3410-county-road-21-watertown/#how-we-know) |
| Building type | School | [USA Structures and SkyPSI estimator](https://skypsi.com/property/mn/minneapolis/sp6t24kbj6gcee3-3410-county-road-21-watertown/#how-we-know) |
| Footprint | 1,088 square feet | [USA Structures](https://skypsi.com/property/mn/minneapolis/sp6t24kbj6gcee3-3410-county-road-21-watertown/#how-we-know) |
| Perimeter | 137.86 feet | [USA Structures](https://skypsi.com/property/mn/minneapolis/sp6t24kbj6gcee3-3410-county-road-21-watertown/#how-we-know) |
| Stories | 2 stories | [SkyPSI estimator](https://skypsi.com/property/mn/minneapolis/sp6t24kbj6gcee3-3410-county-road-21-watertown/#how-we-know) |
| Parcel number | 019-060151600 | [County and state public records](https://skypsi.com/property/mn/minneapolis/sp6t24kbj6gcee3-3410-county-road-21-watertown/#how-we-know) |
| Land use | 1A/1B/4BB RESIDENTIAL SINGLE UNIT | [County and state public records](https://skypsi.com/property/mn/minneapolis/sp6t24kbj6gcee3-3410-county-road-21-watertown/#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 | $500 | $1,000 | $1,500 |

## Best method

- [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift fits this building, most likely $1,000.

## Similar buildings nearby

- [270 Washington Avenue North, New Germany](https://skypsi.com/property/mn/minneapolis/spnr4hpz87m9g9j-270-washington-avenue-north-new-germany/)
- [270 Washington Avenue North, New Germany](https://skypsi.com/property/mn/minneapolis/sp0dva14sypf036-270-washington-avenue-north-new-germany/)
- [834 Beach Ball Lane, New Germany](https://skypsi.com/property/mn/minneapolis/sptqvasf26sd22d-834-beach-ball-lane-new-germany/)
- [211 Adams Avenue South, New Germany](https://skypsi.com/property/mn/minneapolis/sp223r9a09smm7e-211-adams-avenue-south-new-germany/)
- [209 Bluejay Avenue, Mayer](https://skypsi.com/property/mn/minneapolis/spy97zagf1g6k69-209-bluejay-avenue-mayer/)
- [205 2nd Street Northwest, Mayer](https://skypsi.com/property/mn/minneapolis/sp491ktxjk62eda-205-2nd-street-northwest-mayer/)
- [205 2nd Street Northwest, Mayer](https://skypsi.com/property/mn/minneapolis/spffqfv0qs97bhe-205-2nd-street-northwest-mayer/)
- [306 7th Street Northeast, Mayer](https://skypsi.com/property/mn/minneapolis/spvkfb9xpa107hh-306-7th-street-northeast-mayer/)

## 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://comptroller.texas.gov/taxes/property-tax/): 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://comptroller.texas.gov/taxes/property-tax/

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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