Who owns your block
1500 block of S 12th St
A mostly owner-occupied block: 79% of homes are lived in by their owners, with 2 homes behind $27,640 on taxes.
The typical home here is up 66% since 2016, now about $400K. Property taxes are climbing about 6% a year though the increases have eased lately.
- 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 $400K — about 1.8× the citywide median, and below the ZIP 19147 median of $461K. The same block, read against everyone else in the ZIP 19147 and across Philadelphia.
| This block | ZIP 19147 | Philadelphia | |
|---|---|---|---|
| Median home value | $400K | $461K | $223K |
| Owner-occupied | 44% | 38% | 41% |
Safety & quality of life
Within 200 metres of the block over the last 12 months: 61 reported crimes (6 violent) and 322 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
- $400K typical home, up +66% since 2016
- Tax bill $2,542 to $4,885 a year, +6%/yr and compounding
- Whole block: $17M assessed, $187,691/yr to the city, about $4,813 per home
Median assessed value · 2016–2027
▲ +66% since 2016
Estimated property tax · per home, per year
▲ +92% since 2016 · ~+6%/yr
Who really pays — effective tax rate, one dot per home
1529 S 12th St is assessed at $761K but pays $5,514 a year — about 52% of the $10,655 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 lagged the Philadelphia market, compounding +4.7% 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 $166 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 45 arm's-length sales since 2001. The typical home has sold 1 time in that window, while 17 have not changed hands at all.
Every recorded sale · price & date
Who owns it
Ownership of 39 parcels
- Owner-occupied 31
- Investor / LLC 2
- Absentee individual 6
Value distribution today
| Owner | On block | Owns citywide | Portfolio value | Source |
|---|---|---|---|---|
| Bertolino Thomas Tr (individual) | 2 | 3 | $875K | phila.gov ↗ |
| 12 Street Property Llc | 1 | 1 | $563K | phila.gov ↗ |
| Mph Llc | 1 | 1 | $200K | phila.gov ↗ |
House by house
All 39 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 |
|---|---|---|---|---|---|---|---|
| 1500 S 12TH ST ImprovedOwner pulled a alterations permit in 2024. | Absentee individual | $195K | —/— | 1,092 | 1925 | 0 | |
| 1501 S 12TH ST ImprovedBought for $50K in 2016. Owner pulled a electrical permit in 2019. | Investor / LLC | $563K | —/— | 3,312 | 1925 | 4 | rentedtax lien |
| 1502 S 12TH ST ImprovedOwner pulled a wall covering replacement permit in 2020. | Absentee individual | $257K | —/— | 1,248 | 1925 | 0 | |
| 1503 S 12TH ST ImprovedOwner pulled a addition and/or alteration permit in 2023. | Absentee individual | $402K | —/— | 2,244 | 1925 | 0 | |
| 1504 S 12TH ST New constructionbuilt new under a 2014 permit (tax-abated). | Owner-occupied | $380K | 3/1 | 1,248 | 1925 | 0 | abated |
| 1505 S 12TH ST ImprovedOwner pulled a plumbing permit in 2014. | Absentee individual | $524K | 5/2 | 1,974 | 1925 | 0 | |
| 1506 S 12TH ST | Owner-occupied | $380K | 3/1 | 1,248 | 1925 | 1 | |
| 1507 S 12TH ST | Owner-occupied | $614K | 4/2 | 2,166 | 1925 | 1 | |
| 1508 S 12TH ST ImprovedOwner pulled a plumbing permit in 2008. | Absentee individual | $380K | 3/1 | 1,248 | 1925 | 0 | |
| 1509 S 12TH ST ImprovedBought for $134K in 2002. Owner pulled a plumbing permit in 2015. | Owner-occupied | $575K | 7/2 | 2,088 | 1925 | 1 | |
| 1510 S 12TH ST ImprovedBought for $300K in 2008. Owner pulled a zoning permit in 2012. | Owner-occupied | $380K | 3/1 | 1,248 | 1925 | 2 | |
| 1511 S 12TH ST | Owner-occupied | $563K | 4/2 | 2,958 | 1925 | 1 | rented |
| 1512 S 12TH ST | Owner-occupied | $404K | 3/1 | 1,404 | 1925 | 0 | abated |
| 1514 S 12TH ST New constructionbuilt new under a 2010 permit (tax-abated), sold for $242K in 2007. | Owner-occupied | $407K | 3/1 | 1,404 | 1925 | 1 | abated |
| 1516 S 12TH ST New constructionBought for $287K in 2013, built new under a 2015 permit, sold for $589K in 2021. | Owner-occupied | $681K | 5/2 | 2,241 | 1925 | 2 | |
| 1518 S 12TH ST ImprovedOwner pulled a alterations permit in 2024. | Owner-occupied | $449K | 4/1 | 1,656 | 1925 | 0 | |
| 1520 S 12TH ST | Owner-occupied | $448K | 4/1 | 1,692 | 1925 | 1 | |
| 1522 S 12TH ST Renovated & sold onBought for $247K in 2006, electrical permit in 2011, sold for $430K in 2017 (+74%). | Owner-occupied | $553K | 5/1 | 1,548 | 1925 | 3 | |
| 1524 S 12TH ST Frequently tradedTraded 3×: $150K in 2001 → $410K in 2013 (+173%). | Owner-occupied | $563K | 3/2 | 1,566 | 1925 | 3 | |
| 1525R S 12TH ST Historysold $55K (2008); 2 L&I violations (2023); Appeal dismissed (2024). | Investor / LLC | $200K | 1/1 | 403 | 1925 | 1 | |
| 1525 S 12TH ST Renovated & sold onBought for $130K in 2018, major alteration permit in 2014, sold for $765K in 2023 (+155%). | Owner-occupied | $632K | 5/3 | 2,715 | 1925 | 3 | |
| 1526 S 12TH ST ImprovedOwner pulled a plumbing permit in 2017. | Owner-occupied | $382K | 3/1 | 1,312 | 1925 | 0 | |
| 1527 S 12TH ST | Owner-occupied | $561K | 6/3 | 2,496 | 1925 | 0 | rented |
| 1528 S 12TH ST ImprovedBought for $69K in 2001. Owner pulled a addition and/or alteration permit in 2022. | Owner-occupied | $400K | 3/1 | 1,442 | 1925 | 2 | |
| 1529 S 12TH ST New constructionBought for $375K in 2021, built new under a 2021 permit (tax-abated), sold for $765K in 2022. | Owner-occupied | $761K | 3/3 | 2,250 | 1925 | 2 | abated |
| 1530 S 12TH ST | Owner-occupied | $372K | 3/1 | 1,248 | 1925 | 0 | abated |
| 1531-35 S 12TH ST ImprovedOwner pulled a alterations permit in 2024. | Owner-occupied | $400K | 3/2 | 1,476 | 1925 | 0 | rentedtax lien |
| 1532 S 12TH ST New constructionBought for $80K in 2018, built new under a 2018 permit (tax-abated), sold for $800K in 2025. | Owner-occupied | $707K | 3/— | 1,952 | 1925 | 4 | abatedtax lien |
| 1534 S 12TH ST New constructionbuilt new under a 2024 permit (tax-abated). | Owner-occupied | $390K | 3/1 | 1,368 | 1925 | 0 | abated |
| 1536 S 12TH ST New constructionbuilt new under a 2011 permit (tax-abated). | Owner-occupied | $357K | 3/1 | 1,144 | 1925 | 0 | abated |
| 1537 S 12TH ST New constructionbuilt new under a 2024 permit (tax-abated). | Owner-occupied | $370K | 3/1 | 1,356 | 1925 | 0 | abated |
| 1538 S 12TH ST | Owner-occupied | $357K | 3/1 | 1,144 | 1925 | 1 | |
| 1539 S 12TH ST | Owner-occupied | $397K | 3/1 | 1,356 | 1925 | 0 | rentedtax lien |
| 1540 S 12TH ST Frequently tradedTraded 5×: $180K in 2004 → $462K in 2021 (+157%). | Owner-occupied | $366K | 3/1 | 1,208 | 1925 | 5 | |
| 1541 S 12TH ST HistoryL&I violation (2023). | Owner-occupied | $471K | 3/1 | 1,776 | 1925 | 0 | |
| 1542 S 12TH ST ImprovedBought for $365K in 2020. Owner pulled a plumbing permit in 2009. | Owner-occupied | $391K | 3/1 | 1,376 | 1925 | 1 | |
| 1544 S 12TH ST TradedTraded 2×: $270K in 2021 → $315K in 2022 (+17%). | Owner-occupied | $366K | 3/1 | 1,208 | 1925 | 2 | |
| 1546 S 12TH ST Renovated & sold onBought for $75K in 2010, major alteration permit in 2011, sold for $300K in 2012 (+300%). | Owner-occupied | $468K | 3/1 | 1,208 | 1925 | 3 | |
| 1548 S 12TH ST ImprovedBought for $235K in 2021. Owner pulled a addition and/or alteration permit in 2022. | Absentee individual | $268K | —/— | 1,760 | 1925 | 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)