Cook County property record for 227 Hatlen Ave, Mount Prospect, IL 60056
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 2.5 ba · 2,410 sqft · built 1957 |
| Lot Size | 0.233 acres (10,168 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $11,890 (2023) |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-10-209-017 |
| Primary APN | 08-10-209-017 |
|---|---|
| Alternative APN |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 2,410 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 1958 |
| Architectural Style | Bungalow |
| Exterior Material | Brick/Stone |
| Construction Type | Frame |
| Foundation Type | No Foundation |
| Roof Material | Asphalt |
| Lot Area | 10,168 sqft (0.233 acres) |
| Garage Type | Detached |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Water Source | Commercial |
| Street Address | 227 HATLEN AVE |
|---|---|
| City | MOUNT PROSPECT |
| State | IL |
| Zip | 60056-2862 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | (HATLEN) (HEIGHTS) (UNIT4) SUB IN THE NE SEC 10-41-11 |
| Legal Range | 11E |
| Legal Township | 41N |
| Legal Section | 10 |
| Legal Subdivision | HATLEN HEIGHTS UNIT4 |
| Legal Lot Number | 28 |
| Legal Unit | 4 |
| Jurisdiction | COOK IL |
| Township / Civil Division | ELK GROVE |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 805110 |
Source: Cook County records · APN 08-10-209-017
Assessment roll updated May 27, 2026 · Last verified June 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 227 HATLEN AVE, MOUNT PROSPECT, IL 60056-2862 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Cook County records · Assessment roll updated May 27, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | Cook County |
| County Subdivision | Elk Grove Township |
| Municipality | Mount Prospect Village |
| Secondary School District | Township High School District 214 (09 - 12) |
| Elementary School District | Mount Prospect School District 57 (PK - 08) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $57,000 (+23.92%) Land $11,693 Building $45,307 | $570,000 (+23.92%) Land $116,930 Building $453,070 | |
| 2023 | $11,890.00 (+4.26%) | ||
| 2022 | $11,404.00 Homeowner's exemption | $45,999 Land $9,659 Building $36,340 | $459,990 Land $96,590 Building $363,400 |
Source: FEMA National Flood Hazard Layer as of February 11, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Radiate Holdings Cable | 1,500 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
Based on FCC filings for 458 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | MOUNT PROSPECT serves 41,000 people |
|---|---|
| Water Source | Purchased surface water from NORTHWEST SUBURBAN MUNICIPAL JAWA |
| Last State Inspection | Aug 2025 |
| Lead | 2 ppb (2026–2028) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 11 last 3 years |
Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The service area is an EPA estimate; the actual supplier may differ. The full violation and enforcement history is in the system's EPA record.
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