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The blocks where buyers paid most below assessment

The median sale discount for the same homes, with each recorded sale from the past two years compared with that home’s assessment roll for the sale year. Every block has at least eight matched sales; nominal transfers and package-looking price multiples are excluded. 29 eligible blocks, using the stated public-record basis. Every linked entry opens its underlying report.

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No. 1 on this board-20.1% vs assessed1900-1999 N 18th St

9 matched sales · Past 2 years · July 26, 2026 records fetch · ZIP 19121 · open the underlying report →

Compared
29 eligible blocks
Basis
OPA assessment + recorded-sale fields
Record date
2026-07-25

Where did recorded Philadelphia home sales land furthest below assessment?

Past 2 years · July 11, 2026 records fetch · current Top 5 in 40 secondsTranscript and video details →

How to read this board

One metric, one stated population, one source date.

The large value is the ranking metric. Open a row for its underlying ZIP, block, or property report; use the method below before treating the comparison as a conclusion.

Complete ranking

Top 25 blocks, ranked

The median sale discount for the same homes, with each recorded sale from the past two years compared with that home’s assessment roll for the sale year. Every block has at least eight matched sales; nominal transfers and package-looking price multiples are excluded. Read the source and date with the value; rankings are comparisons, not appraisals or legal conclusions.

29 eligible blocksOPA assessment + recorded-sale fields2026-07-25
Ranking metricBlocks where buyers paid most below assessmentSource = OPA assessments
  1. 1900-1999 N 18th St9 matched sales · Past 2 years · July 26, 2026 records fetch · ZIP 19121-20.1% vs assessed
  2. 2100-2199 N 18th St10 matched sales · Past 2 years · July 26, 2026 records fetch · ZIP 19121-15.6% vs assessed
  3. 5800-5899 Crittenden St9 matched sales · Past 2 years · July 28, 2026 records fetch · ZIP 19138-13.9% vs assessed
  4. 700-799 S 6th St9 matched sales · Past 2 years · July 27, 2026 records fetch · ZIP 19147-12.6% vs assessed
  5. 2000-2099 E Letterly St8 matched sales · Past 2 years · July 23, 2026 records fetch · ZIP 19125-12.2% vs assessed
  6. 1400-1499 S Penn Sq15 matched sales · Building-dominated, largest address 100% · Past 2 years · July 24, 2026 records fetch · ZIP 19102-11.8% vs assessed
  7. 700-799 S Chris Columbus Blvd28 matched sales · Building-dominated, largest address 76.3% · Past 2 years · July 27, 2026 records fetch · ZIP 19147-11.5% vs assessed
  8. 100-199 N Mole St9 matched sales · Past 2 years · July 28, 2026 records fetch · ZIP 19102-10.5% vs assessed
  9. 400-499 S Front St8 matched sales · Building-dominated, largest address 96.5% · Past 2 years · July 27, 2026 records fetch · ZIP 19147-8.8% vs assessed
  10. 1800-1899 Willington St8 matched sales · Past 2 years · July 24, 2026 records fetch · ZIP 19121-7.8% vs assessed
  11. 2500-2599 Memphis St9 matched sales · Past 2 years · July 24, 2026 records fetch · ZIP 19125-6.5% vs assessed
  12. 2400-2499 Tulip St8 matched sales · Past 2 years · July 25, 2026 records fetch · ZIP 19125-6.1% vs assessed
  13. 1000-1099 Spruce St12 matched sales · Building-dominated, largest address 44.4% · Past 2 years · July 25, 2026 records fetch · ZIP 19107-5.8% vs assessed
  14. 2100-2199 Chestnut St26 matched sales · Building-dominated, largest address 100% · Past 2 years · July 25, 2026 records fetch · ZIP 19103-5.7% vs assessed
  15. 0-99 S 16th St13 matched sales · Building-dominated, largest address 100% · Past 2 years · July 26, 2026 records fetch · ZIP 19102-5.5% vs assessed
  16. 3500-3599 Meridian St8 matched sales · Past 2 years · July 27, 2026 records fetch · ZIP 19136-5.2% vs assessed
  17. 1500-1599 Chestnut St20 matched sales · Building-dominated, largest address 100% · Past 2 years · July 24, 2026 records fetch · ZIP 19102-5% vs assessed
  18. 2000-2099 Pemberton St8 matched sales · Past 2 years · July 26, 2026 records fetch · ZIP 19146-5% vs assessed
  19. 1100-1199 Locust St15 matched sales · Building-dominated, largest address 97.1% · Past 2 years · July 26, 2026 records fetch · ZIP 19107-4.5% vs assessed
  20. 1300-1399 Locust St29 matched sales · Building-dominated, largest address 100% · Past 2 years · July 25, 2026 records fetch · ZIP 19107-4.4% vs assessed
  21. 2500-2599 Sepviva St8 matched sales · Past 2 years · July 25, 2026 records fetch · ZIP 19125-4.3% vs assessed
  22. 1600-1699 Arch St23 matched sales · Building-dominated, largest address 100% · Past 2 years · July 25, 2026 records fetch · ZIP 19103-3.7% vs assessed
  23. 400-499 S Broad St10 matched sales · Building-dominated, largest address 100% · Past 2 years · July 27, 2026 records fetch · ZIP 19146-3.6% vs assessed
  24. 1400-1499 Locust St46 matched sales · Building-dominated, largest address 83.7% · Past 2 years · July 25, 2026 records fetch · ZIP 19102-3% vs assessed
  25. 3600-3699 Golfview Ln8 matched sales · Past 2 years · July 24, 2026 records fetch · ZIP 19114-3% vs assessed
Source: OPA Property Assessments · Office of Property Assessment · City of Philadelphia open data · indexed reports fetched 2026-07-23 through 2026-07-28
Exact method and eligibility

Population: blocks with at least 12 homes and at least 8 matched observations. Each observation pairs a latest OPA sale field from the past two years, from $75,000 to $5,000,000, with the same parcel’s sale-year assessment of at least $50,000; ratios outside 0.5× to 3× are excluded. Metric: median sale-to-assessment gap.

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