Cook County property record for 20 W Lonnquist Blvd, Mount Prospect, IL 60056 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,223 sqft · built 1967 |
| Lot Size | 0.213 acres (9,276 sqft) |
| Owner | Individual Name on File |
| Last Sale | $510,000 (Jan 2017) |
| Tax Bill | $11,612 (2023) |
| Deeds & Mortgages | Feb 2022 Line of Credit Feb 2022 Mortgage + 5 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-12-321-021 |
| Primary APN | 08-12-321-021 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 2,223 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1967 |
|---|---|
| Effective Year Built | Effective 1968 |
| Architectural Style | Multi-Level |
| Exterior Material | Wood |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 9,276 sqft (0.213 acres) |
| Garage Type | Detached |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Street Address | 20 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 08-12-321-021
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 | 20 W LONNQUIST BLVD, MOUNT PROSPECT, IL 60056-3864 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Feb 17, 2022 | Deed of Trust, Mortgage · Line of Credit TOWER FCU |
| Feb 17, 2022 | Deed of Trust, Mortgage · Conventional Mortgage GUARANTEED RATE AFFINITY LLC |
| May 10, 2021 | Deed of Trust, Mortgage · Conventional Mortgage CELEBRITY HOME LOANS LLC |
| Sep 16, 2019 | Deed of Trust, Mortgage · Conventional with PMI LOWER |
| Sep 16, 2019 | Deed of Trust, Mortgage · Line of Credit LOWER |
| Feb 22, 2019 | Deed of Trust, Mortgage MIDWEST EQUITY MTG |
| Jan 20, 2017 | Warranty Deed, Transfer GUARANTEED RATE |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jan 20, 2017 · Amount on Record |
| Deed Sale | Jan 20, 2017 · Amount on Record |
| Deed Document Number | 201755000 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | COOK IL |
| Property Address | 20 W LONNQUIST BLVD, MOUNT PROSPECT, IL 60056-3864 |
| Transaction Type | Mortgage |
| Record Updated | Mar 23, 2022 |
| Title Company | BURNETT TITLE, BURNET TITLE |
| Name | Verified Name |
|---|
| Document Number | 0004808161 |
|---|---|
| Date | Feb 17, 2022 |
| Instrument | 2204808161 |
| Name | TOWER FCU |
|---|---|
| Type | Credit Union |
| Address | LAUREL, MD 20707 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Mar 25, 2052 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | COOK IL |
| Property Address | 20 W LONNQUIST BLVD, MOUNT PROSPECT, IL 60056-3864 |
| Transaction Type | Mortgage |
| Record Updated | Mar 23, 2022 |
| Title Company | BURNETT TITLE, BURNET TITLE |
| Name | Verified Name |
|---|
| Document Number | 0004808159 |
|---|---|
| Date | Feb 17, 2022 |
| Instrument | 2204808159 |
| Name | GUARANTEED RATE AFFINITY LLC |
|---|---|
| Type | Mortgage Company |
| Address | CHICAGO, IL 60613 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Mar 01, 2052 |
| Rate Type | Fixed Rate |
|---|---|
| Rate | 3.37% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | COOK IL |
| Property Address | 20 W LONNQUIST BLVD, MOUNT PROSPECT, IL 60056-3864 |
| Transaction Type | Mortgage |
| Record Updated | May 19, 2021 |
| Title Company | DUKANE TITLE, DUKANE TITLE INSURANCE CO |
| Name | Verified Name |
|---|
| Document Number | 0013022039 |
|---|---|
| Date | May 10, 2021 |
| Instrument | 2113022039 |
| Name | CELEBRITY HOME LOANS LLC |
|---|---|
| Type | Non-Lending Institution |
| Address | VILLA PARK, IL 60181 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | May 01, 2051 |
| Rate Type | Fixed Rate |
|---|---|
| Rate | 3.87% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | COOK IL |
| Property Address | 20 W LONNQUIST BLVD, MOUNT PROSPECT, IL 60056-3864 |
| Document Number | 1927722027 |
| Instrument Date | Sep 16, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Oct 15, 2019 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety |
| Address | 20 W LONNQUIST BLVD MOUNT PROSPECT IL 600563864, MOUNT PROSPECT, IL 60056-3864 |
| Document Number | 1927722027 |
|---|---|
| Date | Oct 04, 2019 |
| Instrument | 27722027 |
| Name | LOWER |
|---|---|
| Address | COLUMBIA, MD 21044 |
| Type | Conventional with PMI |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Oct 03, 2049 |
| Rate Type | Fixed Rate |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | COOK IL |
| Property Address | 20 W LONNQUIST BLVD, MOUNT PROSPECT, IL 60056-3864 |
| Document Number | 1927722028 |
| Instrument Date | Sep 16, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Oct 15, 2019 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety |
| Address | 20 W LONNQUIST BLVD MOUNT PROSPECT IL 600563864, MOUNT PROSPECT, IL 60056-3864 |
| Document Number | 1927722028 |
|---|---|
| Date | Oct 04, 2019 |
| Instrument | 27722028 |
| Name | LOWER |
|---|---|
| Address | COLUMBIA, MD 21044 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 240 Months |
| Due | Oct 03, 2039 |
| Rate Type | Adjustable Rate |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | COOK IL |
| Property Address | 20 W LONNQUIST BLVD, MOUNT PROSPECT, IL 60056-3864 |
| Document Number | 1905919146 |
| Instrument Date | Feb 22, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Mar 07, 2019 |
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety |
| Address | 20 W LONNQUIST BLVD MOUNT PROSPECT IL 600563864, MOUNT PROSPECT, IL 60056-3864 |
| Document Number | 1905919146 |
|---|---|
| Date | Feb 28, 2019 |
| Instrument | 5919146 |
| Name | MIDWEST EQUITY MTG |
|---|---|
| Type | Mortgage Company |
| Address | OAK BROOK, IL 60523 |
| Amount | Amount Recorded |
|---|---|
| Term | 360 Months |
| Due | Feb 27, 2049 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | COOK IL |
| Recording Date | Jan 20, 2017 |
| Property Address | 20 W LONNQUIST BLVD, MOUNT PROSPECT, IL 60056-3864 |
| Document Number | 1702055000 |
| Instrument Date | Jan 13, 2017 |
| Instrument | 2055000 |
| Transaction Type | Transfer |
| Record Updated | Feb 09, 2017 |
| Title Company | PROPER TITLE LLC |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $510.00 |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety |
| Address | 234 S LEONARD LN ARLINGTON HEIGHTS IL 600053238, ARLINGTON HEIGHTS, IL 60005-3238 |
| Document Number | 1702055001 |
|---|---|
| Date | Jan 20, 2017 |
| Instrument | 2055001 |
| Name | GUARANTEED RATE |
|---|---|
| Address | CHICAGO, IL 60613 |
| Amount | Amount Recorded |
|---|---|
| Term | 360 Months |
| Due | Jan 19, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 4.37% |
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 | $55,000 (+22.22%) Land $11,131 Building $43,869 | $550,000 (+22.22%) Land $111,310 Building $438,690 | |
| 2023 | $11,612.00 (+4.27%) | ||
| 2022 | $11,136.00 Homeowner's exemption | $45,000 Land $9,276 Building $35,724 | $450,000 Land $92,760 Building $357,240 |
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 |
| Flood Insurance Cost | Premium on Record median of 2 individual NFIP policies nearby |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 2 in force 2 of 2 on primary residences |
| 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 |
| Flood Events |
|
| 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.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures