Research workspace
Nbhd 22150 · Park Ridge, IL

828 S Delphia Ave

Cook County PIN 09-35-314-017-0000

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What stands out

155 of 170 properties on S Delphia Ave have appealed their assessment at least once.

What those appeals won — reductions and assessed value removed — is on the Personal plan.

Compare with nearby homes · 3 comparisons
Appeals on S Delphia Ave
Public record
91% have appealed155 of 170 parcels have appealed at least once · 32 filed for tax year 2026 · outcomes on Personal · street page
Assessment, tax year 2026
Public record
Unchanged$2,400$2,400 · non-reassessment year for Park Ridge: 96% of parcels held flat. Appeals are still accepted in the township's filing window.
Tenure
Public record
3 yrstitle last transferred Jul 2023 (no market price disclosed)

Tax comparisons use Park Ridge’s approximate effective rate of 2.050% of estimated residential market value (10× assessed value). They exclude individual exemptions and tax-code differences and are not a bill or a promised reduction.

Calculated from county records as of Sep 7, 2026. Tax estimates are not a bill.

Property overview

Assessed total
Public record
$2,400tax year 2026 · land $2,400
Estimated market value
Model estimate
$24,000assessed × county level · not an appraisal
Estimated annual tax
Model estimate
$492approximate effective rate · delinquency not checked
Last recorded sale
Public record
2023-07-05price undisclosed · 3 sales on file
Building
Public record
year built unknown · condition average
Lot
Public record
land area not on file
Flood screening
Public record
No high or moderate hazard flagFEMA centroid match; county SFHA flag fallback. Check the official map for the exact zone.
Schools
Public record
SCHOOL DISTRICT 64MAINE TOWNSHIP HIGH SCHOOL 207
Zoning
Inferred
R-2 · Single-Familyinferred from assessor class — verify with the City
Occupancy
Inferred
Likely owner-occupiedtaxpayer mailing address vs. property address
Transit
Model estimate
18 min walkto the nearest Metra station
Appeals on file
Public record
6Board of Review + Assessor appeals

Assessor taxpayer record

Taxpayer of record

Published taxpayer names and mailing details where available; name associations are not verified title.

Included with Personal · $100/month

Sales and ownership history

Private partyearliest on file2017-04-01undisclosedWarrantyPrivate party2019-10-01undisclosedQuit claimPrivate party2023-07-05undisclosedWarrantyPrivate partycurrent holder
Oldest transfer on the left, current holder on the right. Party names are shown on Personal and up.
Recorded sales for this property
DateInstrumentSellerBuyerPrice
2023-07-05Warranty — 3-parcel deed, total $685,000PersonalPersonalundisclosed
2019-10-01Quit claim — 3-parcel deed, total $1PersonalPersonalundisclosed
2017-04-01Warranty — 3-parcel deed, total $372,000PersonalPersonalundisclosed
Cook County Assessor — Assessor - Parcel Sales (wvhk-k5uv) · 2026-09

Transfer declarations · MyDec

Official IDOR transfer-declaration facts for this PIN — additional to the Assessor sales file, not a replacement. Buyer, seller, agent, and preparer names stay behind the same Personal plan as deed parties.

Recorded transfer declarations for this property
RecordedInstrumentUseFlagsConsiderationParties
2023-07-12Warranty Deednow B → Badvertised · principal residence$685,000Personal
2019-10-17Transfer declaration$0Personal
2017-05-08Warranty Deednow B → Badvertised · principal residence$372,000Personal
IDOR MyDec — PTAX-203, 203-A, and 203-B (it54-y4c6) · 2026-08

Assessment history

Assessed values by tax year
Tax yearLandBuildingTotalStage
2026$2,400$0$2,400certified
2025$2,400$0$2,400board
2024$2,040$0$2,040board

Assessed values are public record (Cook County Assessor). The market-value and tax figures above are model estimates derived from them — see the methodology.

Building permits

No building permits appear in the available county feed for this parcel. Coverage varies by town and date; this does not prove that no work occurred.

Assessment appeals

Too few comparable homes on record to run the uniformity comparison. See what the appeal builder checks →

6 appeals on file for this parcel — outcomes, values and the attorney or agent on each case are part of the record.

Appeals & appeal builder

Indexed Board of Review and Assessor appeal rows, outcomes and named representatives where available, plus an evidence-brief builder.

Included with Personal · $100/month

Neighborhood changes

Explore this town

Public decisions, planned work and possible effects. A street or proximity match provides context; it does not establish an effect on this property.

No reviewed project matches this street or lies within 500 m of a mapped locator. This does not mean no changes are planned nearby.

Property analysis

Parcel models & comparisons

Calculated model scores, labeled assumptions and comparable records where available.

Included with Personal · $100/month

Building systems

Trade screener

Illustrative system-age models where inputs are available; these are not inspected conditions or validated failure forecasts.

Included with Pro · $250/month

Associated network

Ownership network

Taxpayer-name groups, shared mailing records and repeated named representatives or applicants; associations are not proof of common control.

Included with Pro · $250/month

Map and neighbors

Your notes

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Sources on this page

  • Cook County Assessor — Assessor - Parcel Sales (wvhk-k5uv) · 2026-09
  • IDOR MyDec — PTAX-203, 203-A, and 203-B (it54-y4c6) · 2026-08

Records as published by Cook County agencies; they may be incomplete or out of date. Estimates and inferences are labeled. Mortgages, liens and tax delinquency are not part of this dataset and their absence here is not evidence that none exist.

cook countyrecords

Independent research into local decisions and property records, with links to official municipal, county, state and federal sources. Not affiliated with any government. Estimates and unresolved questions are labeled. Park Ridge property release: refreshed 2026-09-07 · assessor records 2026-09-01 · Board decisions through 2026-06-09.