Cook County property record for 18 W Lonnquist Blvd, Mount Prospect, IL 60056 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,282 sqft · built 1962 |
| Lot Size | 0.201 acres (8,750 sqft) |
| Owner | Individual Name on File |
| Last Sale | $360,000 (Jul 2011) |
| Tax Bill | $12,169 (2023) |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-12-321-022 |
| Primary APN | 08-12-321-022 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,282 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1963 |
| Architectural Style | Multi-Level |
| Exterior Material | Brick/Stone |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 8,750 sqft (0.201 acres) |
| Garage Type | Attached |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 18 W LONNQUIST BLVD |
|---|---|
| City | MOUNT PROSPECT |
| State | IL |
| Zip | 60056-3864 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | (CASSIDYS) RESUB OF LTS 26 & 27 IN HIAWATHA TRAILS SU B OF PT OF SW SEC 12-41-11 |
| Legal Range | 11E |
| Legal Township | 41N |
| Legal Section | 12 |
| Legal Subdivision | CASSIDYS RESUB OF LTS 26 & 27 IN HIAWA |
| Legal Lot Number | 26,27 |
| Jurisdiction | COOK IL |
| Township / Civil Division | ELK GROVE |
| Census Block Group | 6 |
| Census Block | 6015 |
| Census Tract | 804901 |
Source: Cook County records · APN 08-12-321-022
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 | 18 W LONNQUIST BLVD, MOUNT PROSPECT, IL 60056-3864 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jul 08, 2011 · Amount on Record |
| Deed Sale | Jul 08, 2011 · Amount on Record |
| Deed Document Number | 201133075 |
| Prior Transfer Date | Mar 01, 1995 |
| Prior Transfer Doc | 0000000849 |
| 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, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $56,000 (+19.15%) Land $10,500 Building $45,500 | $560,000 (+19.15%) Land $105,000 Building $455,000 | |
| 2023 | $12,169.00 (+4.26%) | ||
| 2022 | $11,672.00 Homeowner's exemption | $47,000 Land $8,750 Building $38,250 | $470,000 Land $87,500 Building $382,500 |
Source: FEMA National Flood Hazard Layer, Cook County (17031C), updated February 11, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 170318049016, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 5 (1987–2013) |
| Claims Outside the SFHA | 2 of 5 |
| Most Recent Claim | Apr 2013, rainfall accumulation, Severe Storms, Straight-line Winds, And Flooding |
| Claims By Storm |
|
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 468 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Radiate Holdings | Cable | 1,500 / 50 |
| Verizon | Fixed Wireless | 1,000 / 75 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.
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