Public Records
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PhiladelphiaBuilt on public City of Philadelphia recordsJuly 8, 2026

Who owns your block

8400 block of St Martins Ln

A mostly owner-occupied block: 67% of homes are lived in by their owners.

The typical home here is up 101% since 2016, now about $2.3M. Property taxes are climbing about 6% a year and the increases are speeding up.

Every parcel on the block, colored by who owns it. Tap a parcel for the owner and its city record.

By the Numbers

Median value
$2.3M
$1.3M–$8.8M
ZIP median $756K
Price / sq ft
$397
typical home
city median $177
Vs. Philadelphia
10.3×
the city median
city $223K
Tax / yr
$31K
typical · up to $123K
city ≈$3K/yr
Median built
1925
year built
city 1925
Owner-occupied
67%
2 of 3
city 41%
Rentals
0%
0 licensed
city 15% of homes
Open violations
0
none on record
▼ block 0% · city 5%
Back taxes
$0
all current
▼ block 0% · city 9%

How fast it's moving

1 year
+7%
value · tax +$2K
5 years
+101%
value · tax +$15K
10 years
+101%
value · tax +$15K

Assessed-value change for the typical home. Philadelphia taxes a flat 1.3998% of value, so the bill moves with it.

How the block compares

The typical home here is $2.3M — about 10.3× the citywide median, and above the ZIP 19118 median of $756K. The same block, read against everyone else in the ZIP 19118 and across Philadelphia.

This blockZIP 19118Philadelphia
Median home value$2.3M$756K$223K
Owner-occupied67%56%41%

Safety & quality of life

Within 200 metres of the block over the last 12 months: 2 reported crimes (1 violent) and 1 resident 311 request to the city.

Crimes · 12mo
2
1 violent · within 200m
311 requests · 12mo
1
to the city

Most reported crimes

Other Assaults1
Thefts1

Top 311 complaints

Other (Streets)1

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.

Elementary & Middle · K-8
John S Jenks
8301 Germantown Ave · 380 students
High · 9-12
Roxborough High School
6498 Ridge Ave · 529 students

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

Median assessed value · 2016–2027

$0$5.0M$10M$2.3M2016: $1.1M2017: $1.1M2018: $1.1M2019: $1.2M2020: $1.1M2021: $1.1M2022: $1.1M2023: $993K2024: $993K2025: $2.1M2026: $2.1M2027: $2.3M2016202020232027

▲ +101% since 2016

Estimated property tax · per home, per year

$0$25,000$50,000$30,5592016: $15,4942017: $15,4942018: $15,4942019: $16,0462020: $15,2822021: $15,2822022: $15,2822023: $12,7772024: $12,7772025: $28,3362026: $28,3362027: $30,5592016202020232027

▲ +97% since 2016 · ~+6%/yr

The block as an asset

Read like a financial asset, this block has tracked the Philadelphia market, compounding +6.5% a year against the city's 6.5%.

Indexed performance · this block vs. the Philadelphia market

8710025020162019202220252027This block 201 Philadelphia 201

Rebased to 100 in 2016, like a stock against its index. $100 in the typical home here would be worth $201 today versus $201 across Philadelphia — this block outpaced the market.

Annualized return
+6.5%/yr
price, since 2016
Total appreciation
+101%
since 2016
Net rental yield
est., after tax carry
Total return
+6.5%/yr
price + net rent
Real return
+3.5%/yr
after ~3% inflation
vs. Philadelphia
0 pts
market 6.5%/yr

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.

Who owns it

Ownership of 3 parcels

Owner-occupied: 2Absentee individual: 1 3parcels
  • Owner-occupied 2
  • Absentee individual 1

Value distribution today

1 parcels0 parcels0 parcels0 parcels0 parcels0 parcels2 parcels
$1.3M$2.3M+

No multi-home or corporate owners on this block — every home has its own owner.

House by house

All 3 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

$0$10M$20M201620182020202220242026Block median
Each houseNew build / flipBlock median
AddressOwnershipValue & trendBd/BaSq ftBuiltSalesFlags
8420 SAINT MARTINS LN Owner-occupied $2.3M 4/3 5,748 1925 0
8440 SAINT MARTINS LN Absentee individual $8.8M 8/7 25,922 2013 0
8450 SAINT MARTINS LN Owner-occupied $1.3M 3/2 2,920 1925 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)

Where this comes from

City datasets are fetched live from OpenDataPhilly (phl.carto.com) and cached briefly. AI-written passages are generated from these records only and rejected if they state a number the record doesn't hold.