Who owns your block
2500 block of S 21st St
A mostly owner-occupied block: 95% of homes are lived in by their owners.
The typical home here is up 71% since 2016, now about $465K. Property taxes are climbing about 3% a year.
- 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 $465K — about 2.1× the citywide median, and above the ZIP 19145 median of $242K. The same block, read against everyone else in the ZIP 19145 and across Philadelphia.
| This block | ZIP 19145 | Philadelphia | |
|---|---|---|---|
| Median home value | $465K | $242K | $223K |
| Owner-occupied | 79% | 46% | 41% |
Safety & quality of life
Within 200 metres of the block over the last 12 months: 95 reported crimes (6 violent) and 111 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
- $465K typical home, up +71% since 2016
- Tax bill $3,558 to $5,109 a year, +3%/yr and compounding
- Whole block: $10M assessed, $98,000/yr to the city, about $5,158 per home
Median assessed value · 2016–2027
▲ +71% since 2016
Estimated property tax · per home, per year
▲ +44% since 2016 · ~+3%/yr
Who really pays — effective tax rate, one dot per home
The block as an asset
Read like a financial asset, this block has lagged the Philadelphia market, compounding +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 $171 today versus $201 across Philadelphia — this block trailed 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 17 arm's-length sales since 1999. The typical home has sold 1 time in that window, while 6 have not changed hands at all.
Every recorded sale · price & date
Who owns it
Ownership of 19 parcels
- Owner-occupied 18
- Vacant 1
Value distribution today
No multi-home or corporate owners on this block — every home has its own owner.
House by house
All 19 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 |
|---|---|---|---|---|---|---|---|
| 2501 S 21ST ST | Owner-occupied | $465K | 5/— | 1,832 | 1920 | 0 | |
| 2503 S 21ST ST ImprovedBought for $418K in 2007. Owner pulled a roof covering replacement permit in 2025. | Owner-occupied | $465K | 5/— | 2,658 | 1920 | 1 | |
| 2505 S 21ST ST Historysold $315K (2012); L&I violation (2018). | Owner-occupied | $465K | 4/1 | 1,960 | 1920 | 1 | |
| 2507 S 21ST ST | Owner-occupied | $465K | 4/1 | 1,768 | 1920 | 0 | |
| 2509 S 21ST ST | Owner-occupied | $465K | 4/1 | 1,768 | 1920 | 1 | |
| 2511 S 21ST ST Frequently tradedTraded 3×: $125K in 2001 → $585K in 2025 (+368%). | Owner-occupied | $465K | 3/1 | 1,768 | 1920 | 3 | |
| 2513 S 21ST ST | Owner-occupied | $465K | 4/1 | 2,040 | 1920 | 0 | |
| 2515 S 21ST ST | Owner-occupied | $465K | 4/1 | 1,768 | 1920 | 1 | |
| 2517 S 21ST ST ImprovedBought for $290K in 2016. Owner pulled a plumbing permit in 2016. | Owner-occupied | $465K | 4/1 | 1,768 | 1920 | 1 | |
| 2519 S 21ST ST ImprovedBought for $335K in 2012. Owner pulled a alteration permit in 2015. | Owner-occupied | $465K | 4/1 | 1,768 | 1920 | 1 | |
| 2521 S 21ST ST ImprovedBought for $320K in 2017. Owner pulled a alteration permit in 2018. | Owner-occupied | $465K | 4/1 | 1,768 | 1920 | 1 | |
| 2523 S 21ST ST HistoryL&I violation (2014); sold $610K (2023). | Owner-occupied | $596K | 3/2 | 1,768 | 1920 | 1 | tax lien |
| 2525 S 21ST ST | Owner-occupied | $465K | 4/1 | 1,768 | 1920 | 0 | |
| 2527 S 21ST ST Historysold $250K (2014); L&I violation (2017). | Owner-occupied | $465K | 4/1 | 1,768 | 1920 | 1 | tax lien |
| 2529 S 21ST ST Renovated & sold onBought for $115K in 1999, plumbing permit in 2010, sold for $287K in 2011 (+150%). | Owner-occupied | $465K | 4/1 | 1,768 | 1920 | 2 | |
| 2531 S 21ST ST TradedTraded 2×: $280K in 2008 → $307K in 2014 (+10%). | Owner-occupied | $465K | 4/1 | 1,768 | 1920 | 2 | |
| 2533 S 21ST ST | Owner-occupied | $465K | —/— | 2,210 | 1920 | 0 | |
| 2535 S 21ST ST ImprovedBought for $390K in 2004. Owner pulled a addition and/or alteration permit in 2022. | Owner-occupied | $465K | —/— | 2,210 | 1920 | 1 | |
| 2537 S 21ST ST | Vacant | $1.8M | —/— | — | — | 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)