Who owns your block
4500 block of N 20th St
A mixed-ownership block: 52% owner-occupied, 35% investor-held, with 10 open code violations and 4 homes behind $17,268 on taxes.
The typical home here is up 123% since 2016, now about $142K. 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 $142K — about 0.6× the citywide median, and above the ZIP 19140 median of $108K. The same block, read against everyone else in the ZIP 19140 and across Philadelphia.
| This block | ZIP 19140 | Philadelphia | |
|---|---|---|---|
| Median home value | $142K | $108K | $223K |
| Owner-occupied | 30% | 31% | 41% |
Safety & quality of life
Within 200 metres of the block over the last 12 months: 121 reported crimes (48 violent) and 161 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
- $142K typical home, up +123% since 2016
- Tax bill $475 to $1,566 a year, +11%/yr and compounding
- Whole block: $4.1M assessed, $42,436/yr to the city, about $1,845 per home
Median assessed value · 2016–2027
▲ +123% since 2016
Estimated property tax · per home, per year
▲ +230% since 2016 · ~+11%/yr
Who really pays — effective tax rate, one dot per home
4535 N 20th St is assessed at $373K but pays $2,155 a year — about 41% of the $5,214 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 +7.5% 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 $223 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 20 arm's-length sales since 2001. The typical home has sold 1 time in that window, while 11 have not changed hands at all.
Every recorded sale · price & date
Who owns it
Ownership of 23 parcels
- Owner-occupied 11
- Investor / LLC 6
- Absentee individual 3
- Vacant 3
Value distribution today
The block's largest owner, Philadelphia Lotus 6 Llc, carries 1 open violation across 65 properties it owns around the city.
| Owner | On block | Owns citywide | Portfolio value | Source |
|---|---|---|---|---|
| Philadelphia Lotus 6 Llc | 1 | 65 | $9.8M | phila.gov ↗ |
| Asap Realty Investments Llc | 3 | 9 | $938K | phila.gov ↗ |
| 829 Enterprises Llc | 1 | 5 | $717K | phila.gov ↗ |
| Gs One Llc | 1 | 3 | $413K | phila.gov ↗ |
| 3 Munchkins Llc | 1 | 1 | $909K | phila.gov ↗ |
| Horizon Homes Properties Llc | 1 | 1 | $142K | phila.gov ↗ |
House by house
All 23 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
Worth a look
| Address | Ownership | Value & trend | Bd/Ba | Sq ft | Built | Sales | Flags |
|---|---|---|---|---|---|---|---|
| 4500 N 20TH ST Renovated & sold onBought for $600K in 2021, mechanical permit in 2018, sold for $600K in 2021 (+50%). | Investor / LLC | $909K | —/— | 4,200 | 1940 | 2 | |
| 4501 N 20TH ST | Vacant | $22K | —/— | — | — | 0 | |
| 4503 N 20TH ST ImprovedOwner pulled a alteration permit in 2012. | Owner-occupied | $140K | 4/1 | 1,696 | 1940 | 0 | tax lien |
| 4505 N 20TH ST ImprovedBought for $20K in 2020. | Vacant | $19K | —/— | — | — | 1 | tax lien |
| 4507 N 20TH ST HistoryL&I violation (2008); 2 L&I violations (2012); 2 L&I violations (2013); sold $20K (2020); L&I violation (2025). | Vacant | $18K | —/— | — | — | 1 | tax lien |
| 4509 N 20TH ST New constructionBought for $105K in 2021, built new under a 2021 permit, sold for $90K in 2024. | Investor / LLC | $142K | —/— | 1,696 | 1940 | 2 | 8 violtax lien |
| 4511 N 20TH ST Renovated & sold onBought for $45K in 2017, use permit in 2017, sold for $150K in 2019 (+233%). | Owner-occupied | $229K | —/— | 2,016 | 1940 | 3 | |
| 4513 N 20TH ST Historysold $2K (2002); L&I violation (2008); 3 L&I violations (2015); 5 L&I violations (2016). | Owner-occupied | $175K | —/— | 1,696 | 1940 | 1 | |
| 4515 N 20TH ST TradedTraded 2×: $20K in 2012 → $192K in 2022 (+860%). | Owner-occupied | $212K | 4/2 | 1,696 | 1940 | 2 | rentedtax lien |
| 4517 N 20TH ST | Owner-occupied | $142K | —/— | 1,696 | 1940 | 0 | tax lien |
| 4519 N 20TH ST | Owner-occupied | $173K | 2/1 | 2,556 | 1940 | 1 | tax lien |
| 4521 N 20TH ST Renovated & sold onBought for $16K in 2005, plumbing permit in 2016, sold for $90K in 2023 (+459%). | Investor / LLC | $173K | 4/2 | 2,556 | 1940 | 4 | |
| 4523 N 20TH ST New constructionbuilt new under a 2019 permit (tax-abated). | Investor / LLC | $194K | —/— | 1,696 | 1940 | 0 | rentedabatedtax lien |
| 4525 N 20TH ST ImprovedBought for $74K in 2023. Owner pulled a interior non-load-bearing wall demo. permit in 2023. | Investor / LLC | $142K | —/— | 1,696 | 1940 | 1 | rentedtax lien |
| 4527 N 20TH ST | Owner-occupied | $142K | —/— | 1,696 | 1940 | 0 | |
| 4529 N 20TH ST | Owner-occupied | $79K | —/— | 1,696 | 1940 | 0 | |
| 4531 N 20TH ST History2 L&I violations (2010). | Absentee individual | $79K | —/— | 1,696 | 1940 | 0 | |
| 4533 N 20TH ST | Absentee individual | $157K | —/— | 2,080 | 1940 | 1 | tax lien |
| 4535 N 20TH ST New constructionBought for $35K in 2022, built new under a 2022 permit (tax-abated). | Investor / LLC | $373K | 4/— | 2,736 | 2023 | 1 | rentedabatedtax lien |
| 4537 N 20TH ST ImprovedOwner pulled a alterations permit in 2026. | Owner-occupied | $142K | —/— | 1,696 | 1940 | 0 | 2 viol |
| 4539 N 20TH ST | Owner-occupied | $142K | —/— | 1,696 | 1940 | 0 | |
| 4541 N 20TH ST | Absentee individual | $142K | —/— | 1,696 | 1940 | 0 | |
| 4543 N 20TH ST | Owner-occupied | $142K | —/— | 1,696 | 1940 | 0 |
Neighborhood
Neighborhood income and demographics are coming soon.
Generated 2026-07-08 from public City of Philadelphia records · Download this block's data (CSV)