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Coverage / Illinois / DeKalb

DeKalb County, IL parcel owner data

3,500 parcels with the owner of record. 3,500 carry an owner mailing address (100%), and 1,260 of those are absentee — the list investors mail first. Browsing is free and unlimited on the map; one credit turns any owner into a verified phone and email, and only if one comes back.

What a county file actually lands at. 52 of these rows (1%) are owned by a government body, a school or water district, a church, a cemetery or an HOA, and every list pull strips them — so a DeKalb County file arrives at about 3,448 mailable rows, not 3,500. That is the number to price against.

3,500

Parcels

12 named places

1,260

Absentee owners

36% of rows

154

Out of state

4% of rows

787

LLC / trust owned

22% of rows

Why out-of-state is near zero here. That flag is read from the two-letter state before the ZIP at the end of the mailing address. DeKalb County publishes most of its mailing addresses without a trailing state and ZIP, so the filter can only confirm 154. That is the filter's real answer for this county, not a rounding — an out-of-state pull here will come back nearly empty, and absentee is the flag to use instead.

What DeKalb County publishes

A county is only as useful as the columns it fills in. This is measured on the rows themselves, not promised: how many of this county's 3,500 parcels carry each field.

Field coverage for DeKalb County
FieldRowsShareCoverageStatus
Parcel numberThe county's own APN, exactly as published.3,500100%Complete
Latitude / longitudeParcel centroid. This is what puts the row on the map.3,500100%Complete
Owner of recordName as the assessor publishes it, second owner kept where there is one.3,500100%Complete
Property addressStreet address of the parcel itself.2,91183%Complete
Property ZIPNeeded for a ZIP-scoped pull.3,500100%Complete
Owner mailing addressOne line, as published. This is what a mail piece is addressed to.3,500100%Complete
Mailing city / state as separate columnsSome counties publish the mailing address split into fields; most publish one line. Absentee and out-of-state are derived either way.00%Not published
AcreageDeeded acres. Absent in Florida and Colorado counties.3,500100%Complete
Assessed land valueLand only. There is no improvement or total value, so equity cannot be estimated.3,500100%Complete
Land use codeFree text from the county. Missing entirely in Texas and Florida, so a vacant-land filter matches nothing there.3,500100%Complete

Read this before you filter. Mailing city / state as separate columns is under 40% populated in this county. A filter on it silently drops every row that has no value, so a range filter here will return far fewer records than the parcel count suggests.

Not in the record — for any county

  • Sale date, sale price, transfer history
  • Mortgage, lien, foreclosure or tax-delinquent status
  • Equity (there is no total value to subtract from)
  • Year built, square footage, beds and baths
  • Flood, wetlands, landlocked or road-frontage flags
  • Owner phone and email — those are traced on request, never stored on the parcel

Twelve real rows

Drawn deterministically by a hash of each row's own key, so these are the same twelve rows on every render and they spread across the county rather than down one street. Government, school, church and HOA owners are excluded, the way they are in a pull.

Sample parcel rows from DeKalb County
ParcelOwnerProperty addressOwner mails fromAcresLand valueFlag
0815229028DEANNA E MURPHY STACEY A MURPHY1528 SLEEPY HOLLOW Ln, DeKalb1528 SLEEPY HOLLOW LN DEKALB IL 601150.00102,828Owner-occupied
0330277001KKD PARTNERS LLC599 PEARSON Dr, Genoa1085 W KENILWORTH AVE PALATINE IL 600671.13372,715Absentee
0628183008JACOB CONDON KALYN CONDON1315 ARNEITA St, Sycamore1315 ARNEITA ST SYCAMORE IL 6017800000.30118,720Owner-occupied
1504200004KENNETH R TREPTOW MELODIE A TREPTOW11803 SOMONAUK Rd, Squaw Grove11803 SOMONAUK RD HINCKLEY IL 605202.0994,872Owner-occupied
0811251010NICHOLSON CHASE107 STONEY CREEK Rd, DeKalb701 LASALLE ST OTTAWA IL 613500.0089,712Absentee
0605205005LIVING GORETH FAMILY TRUST12885 WILLIAMS Cir, Sycamore12885 WILLIAMS CIR GENOA IL 6013500000.00107,631Owner-occupied
0814203022BRYAN D RICE MARY D RICE415 RIVER Dr, DeKalb415 RIVER DR DEKALB IL 601150.0066,750Owner-occupied
0630202002LOPTIEN SANDRELL JEAN1657 FORESTVIEW Dr, Sycamore1657 FORESTVIEW DR SYCAMORE IL 601780.00141,829Owner-occupied
0614100009GORDON BRUCKNER VERA D BRUCKNER16099 WHIPPLE Rd, Sycamore16099 WHIPPLE RD SYCAMORE IL 601782.18142,228Owner-occupied
0628302003KATHERINE ALLISON REED R ALLISON160 ASHWOOD Dr, Sycamore160 ASHWOOD DR SYCAMORE IL 601780.00124,187Owner-occupied
0802326008MANDY L CROY IAN A KVAPIL313 QUINLAN Ave, DeKalb313 QUINLAN AV DEKALB IL 6011500000.35119,239Owner-occupied
0620453006KNETSCH TANA S470 MERRY OAKS Dr, Sycamore470 MERRY OAKS DR SYCAMORE IL 601780.55320,730Owner-occupied

Public record data as published by the county. Phone and email are never shown here; they are resolved per owner, on request, with a right-party score.

What you can do with DeKalb County owner data

Pull every absentee owner in a ZIP and export the mailing addresses for a direct-mail campaign. Draw a box around a subdivision on the map and skip-trace the whole block in one job. Look up who owns the lot next to a listing, then call them with a scored number instead of sending a letter that gets thrown away.

Where the data comes from

Parcel boundaries, owner of record and mailing addresses are public records maintained by the county assessor or GIS office. Quarry pulls them from the county's own published services and refreshes on the county's cycle; the counts on this page were measured 2026-09-09. Phone and email come from the skip-trace engine, cross-checked across sources and scored, and you are only charged when a contact is found.