Who owns your block
500 block of S 20th St
A mixed-ownership block: 25% owner-occupied, 25% investor-held, with 1 home behind $1,100 on taxes.
The typical home here is up 206% since 2016, now about $849K. Property taxes are climbing about 11% a year and the increases are speeding up.
- Owner-occupied
- Investor / LLC
- Absentee
- Vacant
- Has violations
By the Numbers
How fast it's moving
Assessed-value change for the typical home. Philadelphia taxes a flat 1.3998% of value, so the bill moves with it.
The makeup of the block
Every home, plotted by size and assessed value — press play and watch the block reprice from 2016 to 2027. One bubble per house (area = lot size), colored by who owns it; a gold ring marks tax-abated new construction. Click a bubble for its report.
- Owner-occupied
- Investor / LLC
- Absentee
- Vacant
- Tax-abated
- Bubble = lot size
- → bigger interior · ↑ higher value
Assessed values from the city's year-by-year assessment record — a proxy for price, lumpy in reassessment years.
How the block compares
The typical home here is $849K — about 3.8× the citywide median, and above the ZIP 19146 median of $364K. The same block, read against everyone else in the ZIP 19146 and across Philadelphia.
| This block | ZIP 19146 | Philadelphia | |
|---|---|---|---|
| Median home value | $849K | $364K | $223K |
| Owner-occupied | 17% | 29% | 41% |
Safety & quality of life
Within 200 metres of the block over the last 12 months: 68 reported crimes (17 violent) and 490 resident 311 requests to the city.
Most reported crimes
Top 311 complaints
Philadelphia Police incident reports and 311 service requests within 200m, trailing 12 months. Reported location, not necessarily where an incident occurred.
Schools
The public schools this block is zoned for — its official School District of Philadelphia catchments.
Catchment assignments from the School District of Philadelphia via City of Philadelphia open data. Confirm with the District before enrollment decisions.
What it's worth, and where taxes are going
- $849K typical home, up +206% since 2016
- Tax bill $3,889 to $11,881 a year, +11%/yr and compounding
- Whole block: $11M assessed, $140,861/yr to the city, about $11,738 per home
Median assessed value · 2016–2027
▲ +206% since 2016
Estimated property tax · per home, per year
▲ +206% since 2016 · ~+11%/yr
Who really pays — effective tax rate, one dot per home
529 S 20th St is assessed at $808K but pays $10,519 a year — about 93% of the $11,303 it would owe at the statutory rate, because its new-construction value is abated.
The block as an asset
Read like a financial asset, this block has beaten the Philadelphia market, compounding +10.7% a year against the city's 6.5%.
Indexed performance · this block vs. the Philadelphia market
Rebased to 100 in 2016, like a stock against its index. $100 in the typical home here would be worth $306 today versus $201 across Philadelphia — this block outpaced the market.
Return is from assessed-value history (a proxy for market price, lumpy in reassessment years); rental yield is estimated from ACS area rents. Informational only, not investment advice.
How often it changes hands
This block has recorded 7 arm's-length sales since 2001. The typical home has sold 0 times in that window, while 8 have not changed hands at all.
Every recorded sale · price & date
Who owns it
Ownership of 12 parcels
- Owner-occupied 3
- Investor / LLC 3
- Absentee individual 3
- Vacant 3
Value distribution today
The block's largest owner, Trustees Of The Universit, carries 37 open violations across 57 properties it owns around the city.
| Owner | On block | Owns citywide | Portfolio value | Source |
|---|---|---|---|---|
| Trustees Of The Universit (individual) | 3 | 57 | $1023M | phila.gov ↗ |
| 514 S 20th Llc | 2 | 2 | $2.2M | phila.gov ↗ |
| 531 S 20th Street Llc | 1 | 1 | $966K | phila.gov ↗ |
House by house
All 12 homes on the block — value and 12-year trajectory, ownership, and the paper trail on the ones that were bought, built, torn down, or flipped. Sorted up the street; each links to its full city record — or download the roster (CSV).
Every house's assessed value, 2016–2027 — each line is one home
| Address | Ownership | Value & trend | Bd/Ba | Sq ft | Built | Sales | Flags |
|---|---|---|---|---|---|---|---|
| 506 S 20TH ST ImprovedOwner pulled a alterations permit in 2023. | Absentee individual | $670K | —/— | 1,916 | 1915 | 0 | |
| 508 S 20TH ST History2 L&I violations (2014). | Absentee individual | $811K | —/— | 1,979 | 1915 | 0 | tax lien |
| 510 S 20TH ST Renovated & sold onBought for $670K in 2015, plumbing permit in 2017, sold for $969K in 2026 (+45%). | Owner-occupied | $1.0M | 3/2 | 1,950 | 1915 | 3 | |
| 511-17 S 20TH ST History2 L&I violations (2011). | Vacant | $774K | —/— | — | — | 0 | |
| 512 S 20TH ST | Owner-occupied | $728K | —/— | 1,620 | 1915 | 0 | abated |
| 514 S 20TH ST | Investor / LLC | $1.1M | —/— | 1,870 | 2026 | 0 | |
| 514 S 20TH ST | Investor / LLC | $1.1M | —/— | 1,748 | 2026 | 0 | |
| 516-22 S 20TH ST ImprovedOwner pulled a interior non-load-bearing wall demo. permit in 2022. | Vacant | $900K | —/— | — | — | 0 | |
| 519-25 S 20TH ST History2 L&I violations (2011). | Vacant | $886K | —/— | — | — | 0 | |
| 527 S 20TH ST ImprovedBought for $257K in 2001. Owner pulled a addition and/or alterations permit in 2021. | Absentee individual | $808K | —/— | 1,814 | 1979 | 2 | tax lien |
| 529 S 20TH ST New constructionbuilt new (tax-abated), sold for $255K in 2001. | Owner-occupied | $808K | —/— | 1,814 | 1979 | 1 | abated |
| 531 S 20TH ST ImprovedBought for $1.1M in 2023. Owner pulled a change of use permit in 2021. | Investor / LLC | $966K | 4/2 | 1,814 | 1979 | 1 |
Neighborhood
Neighborhood income and demographics are coming soon.
Generated 2026-07-08 from public City of Philadelphia records · Download this block's data (CSV)