Who owns your block
800 block of N 12th St
A mixed-ownership block: 25% owner-occupied, 25% investor-held, with 2 homes behind $15,716 on taxes.
The typical home here is up 128% since 2016, now about $257K. Property taxes are climbing about 7% 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 $257K — about 1.2× the citywide median, and below the ZIP 19123 median of $455K. The same block, read against everyone else in the ZIP 19123 and across Philadelphia.
| This block | ZIP 19123 | Philadelphia | |
|---|---|---|---|
| Median home value | $257K | $455K | $223K |
| Owner-occupied | 10% | 23% | 41% |
Safety & quality of life
Within 200 metres of the block over the last 12 months: 92 reported crimes (30 violent) and 96 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
- $257K typical home, up +128% since 2016
- Tax bill $1,573 to $3,465 a year, +7%/yr and compounding
- Whole block: $5.7M assessed, $76,533/yr to the city, about $3,827 per home
Median assessed value · 2016–2027
▲ +128% since 2016
Estimated property tax · per home, per year
▲ +120% since 2016 · ~+7%/yr
Who really pays — effective tax rate, one dot per home
The block as an asset
Read like a financial asset, this block has beaten the Philadelphia market, compounding +7.8% 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 $228 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 21 arm's-length sales since 2002. The typical home has sold 0 times in that window, while 12 have not changed hands at all.
Every recorded sale · price & date
Who owns it
Ownership of 20 parcels
- Owner-occupied 5
- Absentee individual 8
- Vacant 7
Value distribution today
| Owner | On block | Owns citywide | Portfolio value | Source |
|---|---|---|---|---|
| William W Savin (individual) | 2 | 5 | $1.4M | phila.gov ↗ |
| Savin William W Jr (individual) | 2 | 4 | $763K | phila.gov ↗ |
| Rightchoice Reo Llc | 3 | 3 | $550K | phila.gov ↗ |
| Zhongfeng Zheng (individual) | 2 | 2 | $829K | phila.gov ↗ |
| Jackson Webster D Jr (individual) | 2 | 2 | $433K | phila.gov ↗ |
| Evergreen Lp Ii | 1 | 1 | $289K | phila.gov ↗ |
| Sergeant Street Llc | 1 | 1 | $60K | phila.gov ↗ |
House by house
All 20 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 |
|---|---|---|---|---|---|---|---|
| 800 1/2 N 12TH ST | Owner-occupied | $155K | —/— | 1,036 | 1915 | 0 | |
| 800 N 12TH ST | Absentee individual | $190K | —/— | 1,265 | 1926 | 0 | |
| 802 N 12TH ST ImprovedOwner pulled a commercial make safe permit permit in 2025. | Absentee individual | $155K | —/— | 1,036 | 1915 | 0 | |
| 804 N 12TH ST | Owner-occupied | $308K | —/— | 2,056 | 1915 | 0 | |
| 806 N 12TH ST | Absentee individual | $277K | —/— | 1,848 | 1915 | 0 | |
| 808 N 12TH ST ImprovedOwner pulled a addition and/or alteration permit in 2024. | Owner-occupied | $345K | 4/1 | 1,620 | 1915 | 0 | |
| 810 N 12TH ST New constructionbuilt new under a 2021 permit, sold for $95K in 2017. | Vacant | $196K | —/— | — | — | 1 | |
| 812-14 N 12TH ST TradedTraded 2×: $160K in 2010 → $150K in 2017 (-6%). | Absentee individual | $649K | —/— | 2,212 | 1915 | 2 | |
| 812R-14 N 12TH ST TradedTraded 2×: $160K in 2010 → $150K in 2017 (-6%). | Vacant | $180K | —/— | — | — | 2 | |
| 816 N 12TH ST ImprovedBought for $70K in 2003. Owner pulled a sign permit in 2020. | Owner-occupied | $399K | —/— | 2,937 | 1915 | 4 | |
| 818 N 12TH ST ImprovedOwner pulled a addition and/or alteration permit in 2021. | Owner-occupied | $389K | —/— | 2,312 | 1915 | 0 | tax lien |
| 820 N 12TH ST History2 L&I violations (2017); 2 L&I violations (2025). | Vacant | $289K | —/— | — | — | 0 | |
| 822 N 12TH ST History2 L&I violations (2017); L&I violation (2025). | Vacant | $60K | —/— | — | — | 0 | |
| 824 N 12TH ST Renovated & sold onBought for $20K in 2014, zoning/use permit in 2016, sold for $385K in 2017 (+1825%). | Vacant | $150K | —/— | — | — | 4 | |
| 826 N 12TH ST Renovated & sold onBought for $16K in 2012, zoning/use permit in 2016, sold for $385K in 2017 (+2291%). | Vacant | $250K | —/— | — | — | 3 | tax lien |
| 828 N 12TH ST Renovated & sold onBought for $60K in 2016, zoning/use permit in 2016, sold for $385K in 2017 (+542%). | Vacant | $150K | —/— | — | — | 2 | |
| 830 N 12TH ST ImprovedBought for $24K in 2002. Owner pulled a wall covering replacement permit in 2019. | Absentee individual | $281K | —/— | 1,834 | 1915 | 3 | tax lien |
| 838 N 12TH ST ImprovedOwner pulled a plumbing permit in 2007. | Absentee individual | $169K | —/— | 1,060 | 1920 | 0 | tax lien |
| 840 N 12TH ST History5 L&I violations (2018). | Absentee individual | $264K | —/— | 1,760 | 1920 | 0 | tax lien |
| 843-47 N 12TH ST ImprovedOwner pulled a suppression permit in 2017. | Absentee individual | $810K | —/— | 48,768 | 1927 | 0 | rented |
Neighborhood
Neighborhood income and demographics are coming soon.
Generated 2026-07-08 from public City of Philadelphia records · Download this block's data (CSV)