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Property Report

331 S 18TH ST

Philadelphia, PA 19103

94.2/100

This property at 331 S 18TH ST, Philadelphia, PA 19103 has no violations on record. View the full property report for detailed violation history, ownership records, title risk analysis, and neighborhood safety data.

Property Details

Market Value$847,700
Year Built1800
Property TypeMULTI FAMILY
Exterior Condition4
OwnerUntermeyer Michael W
NeighborhoodRittenhouse

Grade Breakdown

Building SafetyA
Code ComplianceA
License StatusA
Complaint HistoryB
Property ConditionC

Property Overview

This Philadelphia property at 331 S 18TH ST sits in Rittenhouse and currently shows no open code violations, tax delinquencies, or recent ownership transfers in the public record. It is classified as MULTI FAMILY and was built in 1800. The Philadelphia Office of Property Assessment values it at $847,700. KnowMyBlock continuously monitors Philadelphia public records — any new violations, transfers, or safety designations will appear on this page as they're reported.

Property summary

331 S 18th St is a 1800-built multi family in the Rittenhouse section of 19103, last assessed at $847,700. Constructed before 1900, the building is among Philadelphia's older housing stock and may carry pre-modern materials such as knob-and-tube wiring or cast-iron plumbing. No code violations are on record for this property. The property is held by Untermeyer Michael W, an individual with a portfolio of 8 Philadelphia properties. Portfolio median fix time: 192 days (citywide median: 54 days). That places this owner in the slower quartile for code-violation response relative to peers.

Comparable properties on this block

AddressYearTypeValueGrade
339 S 18th St1800Single Family$2,065,000A
341 S 18th St1800Single Family$1,762,600A
329 S 18th St1800Single Family$1,646,700A
317 S 18th St1800Single Family$1,410,200A
323 S 18th St1800Single Family$1,360,300A

Recent activity

  1. 2027-02-28License expired
  2. 2026-04-15License issued
  3. 2019-04-08License issued
  4. 2013-04-15Complaint closed
  5. 2013-04-13Complaint filed — Maintenance Residential

Owner portfolio

Untermeyer Michael W is an individual that holds 8 Philadelphia properties.

Neighborhood context

ZIP 19103
$604,000median value
2.7%with open violations
7,847properties tracked

Other properties on this block

Same block — compare grades, violation counts, and owner patterns across neighboring properties.

Other properties owned by Untermeyer Michael W

Portfolio view — other Philadelphia properties linked to Untermeyer Michael W by name.

More properties in Rittenhouse

Explore other Philadelphia properties in Rittenhouse with their own grades, violation history, and title-risk analysis.