# 3450 J St, Philadelphia

Apartments in Philadelphia, Pennsylvania. It covers 1,564 square feet on the ground.

Rates calibrated October 2, 2026. Review by December 31, 2026. Updated October 30, 2026. Method propdata-estimator-v6.

## This building

3450 J St, Philadelphia. Apartments in Philadelphia, Pennsylvania. Property ID sp874hjazpcj6v0.

## Facts

**Facts about 3450 J St, Philadelphia**

| Fact | Value | Source |
| --- | --- | --- |
| Address | 3450 J St, Philadelphia, PA | [County and state public records](https://skypsi.com/property/pa/philadelphia/sp874hjazpcj6v0-3450-j-st-philadelphia/#how-we-know) |
| Building type | Apartments | [USA Structures and SkyPSI estimator](https://skypsi.com/property/pa/philadelphia/sp874hjazpcj6v0-3450-j-st-philadelphia/#how-we-know) |
| Footprint | 1,564 square feet | [USA Structures](https://skypsi.com/property/pa/philadelphia/sp874hjazpcj6v0-3450-j-st-philadelphia/#how-we-know) |
| Perimeter | 162.46 feet | [USA Structures](https://skypsi.com/property/pa/philadelphia/sp874hjazpcj6v0-3450-j-st-philadelphia/#how-we-know) |
| Stories | 3 stories | [SkyPSI estimator](https://skypsi.com/property/pa/philadelphia/sp874hjazpcj6v0-3450-j-st-philadelphia/#how-we-know) |
| Parcel number | 881142952 | [County and state public records](https://skypsi.com/property/pa/philadelphia/sp874hjazpcj6v0-3450-j-st-philadelphia/#how-we-know) |
| Land use | APARTMENTS > 4 UNITS - APTS 5-50 UNITS MASONRY | [County and state public records](https://skypsi.com/property/pa/philadelphia/sp874hjazpcj6v0-3450-j-st-philadelphia/#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

- [3950 D St, Philadelphia](https://skypsi.com/property/pa/philadelphia/spt5m2xrmz1sf7v-3950-d-st-philadelphia/)
- [3921 N 5th St, Philadelphia](https://skypsi.com/property/pa/philadelphia/spghd59e352k8w3-3921-n-5th-st-philadelphia/)
- [4676 Darrah St, Philadelphia](https://skypsi.com/property/pa/philadelphia/spxnbz3ksmabnpe-4676-darrah-st-philadelphia/)
- [1900 N 9th St, Philadelphia](https://skypsi.com/property/pa/philadelphia/sp582b11beysmc4-1900-n-9th-st-philadelphia/)
- [810 N Hancock St, Philadelphia](https://skypsi.com/property/pa/philadelphia/spf8q46dqng1k68-810-n-hancock-st-philadelphia/)
- [900 N 9th St, Philadelphia](https://skypsi.com/property/pa/philadelphia/sptcsj3syt8yzyy-900-n-9th-st-philadelphia/)
- [213 Arch St, Philadelphia](https://skypsi.com/property/pa/philadelphia/spez6n7r8zss7a4-213-arch-st-philadelphia/)
- [1300 Fairmount Ave, Philadelphia](https://skypsi.com/property/pa/philadelphia/sp11r4e4jxvg78y-1300-fairmount-ave-philadelphia/)

## 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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