Who owns your block
4100 block of N 9th St
A mostly owner-occupied block: 63% of homes are lived in by their owners, with 10 open code violations and 6 homes behind $19,546 on taxes.
The typical home here is up 119% since 2016, now about $117K. Property taxes are climbing about 7% 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 $117K — about 0.5× 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 | $117K | $108K | $223K |
| Owner-occupied | 41% | 31% | 41% |
Safety & quality of life
Within 200 metres of the block over the last 12 months: 152 reported crimes (50 violent) and 160 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
- $117K typical home, up +119% since 2016
- Tax bill $745 to $1,552 a year, +7%/yr and compounding
- Whole block: $3.8M assessed, $33,189/yr to the city, about $1,037 per home
Median assessed value · 2016–2027
▲ +119% since 2016
Estimated property tax · per home, per year
▲ +108% since 2016 · ~+7%/yr
Who really pays — effective tax rate, one dot per home
4133 N 9th St is assessed at $122K but pays $305 a year — about 18% of the $1,705 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 +7.4% 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 $219 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 32 arm's-length sales since 1999. The typical home has sold 1 time in that window, while 13 have not changed hands at all.
Every recorded sale · price & date
Who owns it
Ownership of 32 parcels
- Owner-occupied 20
- Investor / LLC 5
- Absentee individual 7
Value distribution today
The block's largest owner, Rad Diversified Reit Inc, carries 101 open violations across 181 properties it owns around the city.
| Owner | On block | Owns citywide | Portfolio value | Source |
|---|---|---|---|---|
| Rad Diversified Reit Inc | 1 | 181 | $28M | phila.gov ↗ |
| L & S Cayman Investments Ltd | 1 | 22 | $2.8M | phila.gov ↗ |
| Rin Properties Llc | 1 | 2 | $194K | phila.gov ↗ |
| Rnb Love Llc | 1 | 2 | $279K | phila.gov ↗ |
| Red Line Investments Llc | 1 | 1 | $105K | phila.gov ↗ |
House by house
All 32 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 |
|---|---|---|---|---|---|---|---|
| 4101 N 9TH ST ImprovedOwner pulled a addition and/or alteration permit in 2025. | Owner-occupied | $132K | 3/1 | 1,138 | 1925 | 0 | |
| 4103 N 9TH ST ImprovedBought for $55K in 2022. Owner pulled a electrical permit in 2009. | Investor / LLC | $105K | 3/1 | 1,044 | 1925 | 2 | |
| 4105 N 9TH ST ImprovedBought for $32K in 2024. Owner pulled a plumbing permit in 2009. | Owner-occupied | $117K | 3/1 | 1,044 | 1925 | 2 | tax lien |
| 4107 N 9TH ST New constructionBought for $30K in 2006, built new (tax-abated), sold for $70K in 2011. | Owner-occupied | $116K | 3/1 | 1,044 | 1925 | 2 | abated |
| 4109 N 9TH ST New constructionbuilt new under a 2007 permit (tax-abated). | Owner-occupied | $117K | 3/1 | 1,044 | 1925 | 0 | abated |
| 4111 N 9TH ST | Owner-occupied | $117K | 3/1 | 1,044 | 1925 | 1 | |
| 4113 N 9TH ST New constructionBought for $10K in 2004, built new under a 2007 permit (tax-abated), sold for $85K in 2020. | Owner-occupied | $117K | 3/1 | 1,044 | 1925 | 2 | abated |
| 4115 N 9TH ST | Absentee individual | $117K | 3/1 | 1,044 | 1925 | 1 | |
| 4117 N 9TH ST | Absentee individual | $120K | 3/1 | 1,044 | 1925 | 0 | |
| 4119 N 9TH ST | Owner-occupied | $117K | 3/1 | 1,044 | 1925 | 0 | abatedtax lien |
| 4121 N 9TH ST | Absentee individual | $117K | 3/1 | 1,044 | 1925 | 0 | |
| 4123 N 9TH ST | Owner-occupied | $117K | 3/1 | 1,044 | 1925 | 0 | abated |
| 4125 N 9TH ST | Owner-occupied | $117K | 3/1 | 1,044 | 1925 | 0 | abated |
| 4127 N 9TH ST New constructionBought for $27K in 2003, built new under a 2008 permit (tax-abated), sold for $47K in 2006. | Owner-occupied | $117K | 3/1 | 1,044 | 1925 | 2 | abatedtax lien |
| 4129 N 9TH ST New constructionbuilt new under a 2017 permit (tax-abated). | Owner-occupied | $117K | 3/1 | 1,044 | 1925 | 0 | abated |
| 4131 N 9TH ST Frequently tradedTraded 3×: $15K in 2004 → $1.2M in 2010 (+7900%). | Investor / LLC | $117K | 3/1 | 1,044 | 1925 | 3 | rented |
| 4133 N 9TH ST | Owner-occupied | $122K | 3/1 | 1,044 | 1925 | 0 | abated |
| 4135 N 9TH ST | Owner-occupied | $122K | 3/1 | 1,044 | 1925 | 1 | |
| 4137 N 9TH ST | Owner-occupied | $122K | 3/1 | 1,044 | 1925 | 0 | abated |
| 4139 N 9TH ST Frequently tradedTraded 4×: $3K in 2003 → $1K in 2019 (-60%). | Investor / LLC | $116K | 3/1 | 1,044 | 1925 | 4 | tax lien |
| 4141 N 9TH ST Renovated & sold onBought for $10K in 2018, mechanical permit in 2018, sold for $38K in 2021 (+375%). | Absentee individual | $116K | 3/1 | 1,044 | 1925 | 3 | tax lien |
| 4143 N 9TH ST New constructionbuilt new (tax-abated). | Owner-occupied | $116K | 3/1 | 1,044 | 1925 | 0 | abatedtax lien |
| 4145 N 9TH ST ImprovedOwner pulled a roof covering replacement permit in 2023. | Absentee individual | $116K | 3/1 | 1,044 | 1925 | 0 | 7 violtax lien |
| 4147 N 9TH ST Historysold $140K (2022); 5 L&I violations (2025). | Investor / LLC | $143K | 3/1 | 1,044 | 1925 | 1 | rented |
| 4149 N 9TH ST New constructionbuilt new under a 2007 permit (tax-abated), sold for $38K in 2003. | Owner-occupied | $116K | 3/1 | 1,044 | 1925 | 1 | abated |
| 4151 N 9TH ST ImprovedBought for $47K in 2007. Owner pulled a alterations permit in 2024. | Owner-occupied | $122K | 3/1 | 1,044 | 1925 | 2 | |
| 4153 N 9TH ST | Investor / LLC | $116K | 3/1 | 1,044 | 1925 | 1 | tax lien |
| 4155 N 9TH ST New constructionbuilt new (tax-abated), sold for $1K in 1999. | Owner-occupied | $116K | 3/1 | 1,044 | 1925 | 1 | abated |
| 4157 N 9TH ST ImprovedBought for $8K in 2010. Owner pulled a alterations permit in 2024. | Owner-occupied | $116K | 3/1 | 1,044 | 1925 | 1 | 3 viol |
| 4159 N 9TH ST | Absentee individual | $116K | 3/1 | 1,044 | 1925 | 1 | |
| 4161 N 9TH ST | Owner-occupied | $116K | 3/1 | 1,044 | 1925 | 0 | |
| 4163 N 9TH ST ImprovedBought for $50K in 2017. Owner pulled a addition and/or alteration permit in 2021. | Absentee individual | $88K | —/— | 1,400 | 1925 | 1 |
Neighborhood
Neighborhood income and demographics are coming soon.
Generated 2026-07-09 from public City of Philadelphia records · Download this block's data (CSV)