Cook County property record for 844 Keystone Ave, Northbrook, IL 60062
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,152 sqft · built 1954 |
| Lot Size | 0.16 acres (6,985 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $470,000 (Apr 2026) |
| Tax Bill | $7,924 (2023) |
| Deeds & Mortgages | Apr 2026 Sale Sep 2017 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 04-10-112-054 |
| Primary APN | 04-10-112-054 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,152 sqft Living Area |
| 1st Floor Area | 1,152 sqft |
| Year Built | Built 1954 |
|---|---|
| Effective Year Built | Effective 1955 |
| Architectural Style | Bungalow |
| Exterior Material | Brick/Stone |
| Construction Type | Frame |
| Foundation Type | Raised |
| Roof Material | Asphalt |
| Lot Area | 6,985 sqft (0.16 acres) |
| Garage Type | Attached |
| Parking Spaces | 1 Parking Space |
| Cooling System | HVAC |
|---|---|
| Heating System | HVAC |
| Water Source | Commercial |
| Street Address | 844 KEYSTONE AVE |
|---|---|
| City | NORTHBROOK |
| State | IL |
| Zip | 60062-3661 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | (NORTHBROOK)(ESTATES)(UNI LOT 34 |
| Legal Range | 12E |
| Legal Township | 42N |
| Legal Section | 10 |
| Legal Subdivision | NORTHBROOK ESTATES 01 |
| Legal Lot Number | 34 |
| Jurisdiction | COOK IL |
| Township / Civil Division | NORTHFIELD |
| Census Block Group | 3 |
| Census Block | 3030 |
| Census Tract | 801500 |
Source: Cook County records, as of May 27, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 207 PASTURE CT, BUFFALO GROVE, IL 60089-2200 |
| Owner Type | Company |
| Vesting | Limited Liability Partnership |
| Date | Document |
|---|---|
| Apr 29, 2026 | Deed, Transfer E-CHICAGO TITLE, CHICAGO TITLE |
| Sep 22, 2017 | Warranty Deed, Transfer · Conventional with PMI GUARANTEED RATE |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 29, 2026 · Amount on Record |
| Deed Sale | Apr 29, 2026 · Amount on Record |
| Prior Sale | Sep 22, 2017 · Amount on Record |
| Deed Document Number | 20262124 |
| Prior Transfer Date | Dec 29, 2023 |
| Prior Transfer Doc | 0000018225 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | COOK IL |
| Recording Date | Apr 29, 2026 |
| Property Address | 844 KEYSTONE AVE, NORTHBROOK, IL 60062-3661 |
| Document Number | 0000002124 |
| Instrument Date | Apr 15, 2026 |
| Instrument | 2026.2124 |
| Transaction Type | Transfer |
| Record Updated | May 8, 2026 |
| Title Company | E-CHICAGO TITLE, CHICAGO TITLE |
| Amount | Amount Recorded |
|---|---|
| Tax | $71,205.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Limited Liability Partnership |
| Address | 207 PASTURE CT, BUFFALO GROVE, IL 60089-2200 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | COOK IL |
| Recording Date | Sep 22, 2017 |
| Property Address | 844 KEYSTONE AVE, NORTHBROOK, IL 60062-3661 |
| Document Number | 1726517047 |
| Instrument Date | Sep 7, 2017 |
| Instrument | 26517047 |
| Transaction Type | Transfer |
| Record Updated | Oct 6, 2017 |
| Title Company | LAKELAND TITLE SERVICES, LAKELAND TITLE SVCS |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $285.00 |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 1173 WALNUT LN NORTHBROOK IL 600623527, NORTHBROOK, IL 60062-3527 |
| Document Number | 1726517048 |
|---|---|
| Date | Sep 22, 2017 |
| Instrument | 26517048 |
| Name | GUARANTEED RATE |
|---|---|
| Address | CHICAGO, IL 60613 |
| Type | Conventional with PMI |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Sep 21, 2047 |
| Rate Type | Fixed Rate |
|---|---|
| Rate | 4.12% |
Source: Cook County assessment roll, as of May 27, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | Cook County |
| County Subdivision | Northfield Township |
| Municipality | Northbrook Village |
| Elementary School District | Northbrook School District 28 (KG - 08) |
| Secondary School District | Northfield Township High School District 225 (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $34,000 (-10.52%) Land $8,731 Building $25,269 | $340,000 (-10.52%) Land $87,310 Building $252,690 | |
| 2023 | $7,924.00 (+3.42%) Homeowner's exemption | $37,999 (-) Land $9,080 Building $28,919 | $379,990 (-) Land $90,800 Building $289,190 |
| 2022 | $7,662.00 Homeowner's exemption | $37,999 Land $9,080 Building $28,919 | $379,990 Land $90,800 Building $289,190 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
Source: FEMA National Flood Hazard Layer, effective February 11, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 15 units insured incl. 10 condo units |
| Nearby Flood Claims | 14 (1982–2013) |
| Most Recent Claim | Jul 2013 · other causes |
| Claims by Event |
|
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | NORTHBROOK serves 34,200 people · EPA ID IL0312070 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Apr 2023 |
| Lead | 11 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 2 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 156 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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