DuPage County property record for 1203 Tranquility Ct, Naperville, IL 60540 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 7 ba · 8,697 sqft · built 2023 |
| Lot Size | 0.66 acres (28,750 sqft) |
| Owner | Individual Name on File |
| Last Sale | $265,000 (Jul 2019) |
| Tax Bill | $41,748 (2025) |
| Deeds & Mortgages | Jul 2021 Mortgage Jul 2019 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-28-101-115 |
| Primary APN | 08-28-101-115 |
|---|
| Full Baths | 7 Baths |
|---|---|
| Half Baths | 2 Half Baths |
| Stories | 2 Stories |
| Building Area | 8,697 sqft Living Area |
| Gross Area | 9,263 sqft |
| 1st Floor Area | 2,951 sqft |
| 2nd Floor Area | 3,361 sqft |
| Basement Area | 2,951 sqft |
| Finished Basement | 2,385 sqft |
| Unfinished Basement | 566 sqft |
| Year Built | Built 2023 |
|---|---|
| Effective Year Built | Effective 2023 |
| Lot Area | 28,750 sqft (0.66 acres) |
| Garage Area | 994 sqft |
| Sewer | Municipal |
|---|---|
| Water Source | Commercial |
| Street Address | 1203 TRANQUILITY CT |
|---|---|
| City | NAPERVILLE |
| State | IL |
| Zip | 60540-8102 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | COTSWOLD ESTATES SUB ALL |
| Legal Subdivision | COTSWOLD ESTATES SUB |
| Legal Lot Number | 1 |
| Jurisdiction | DU PAGE IL |
| Township / Civil Division | LISLE |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 846203 |
Source: DuPage County records · APN 08-28-101-115
Assessment roll updated August 17, 2026 · Last verified August 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 | 1203 TRANQUILITY CT, NAPERVILLE, IL 60540-8102 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| Jul 21, 2021 | Deed of Trust, Mortgage · Conventional Mortgage US BANK NA |
| Jul 24, 2019 | Warranty Deed, Transfer CHICAGO TITLE COMPANY, CHICAGO TITLE CO |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jul 24, 2019 · Amount on Record |
| Deed Sale | Jul 24, 2019 · Amount on Record |
| Prior Sale | Oct 03, 2011 · Amount on Record |
| Deed Document Number | 201961411 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DU PAGE IL |
| Property Address | 1203 TRANQUILITY CT, NAPERVILLE, IL 60540-8102 |
| Transaction Type | Mortgage |
| Record Updated | Aug 05, 2022 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000109828 |
|---|---|
| Date | Jul 21, 2021 |
| Instrument | R2021-109828 |
| Name | US BANK NA |
|---|---|
| Type | Bank |
| Address | OWENSBORO, KY 42301 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Aug 01, 2051 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | DU PAGE IL |
| Recording Date | Jul 24, 2019 |
| Property Address | 1203 TRANQUILITY CT, NAPERVILLE, IL 60540-8102 |
| Document Number | 0000061411 |
| Instrument Date | Jul 18, 2019 |
| Instrument | 61411 |
| Transaction Type | Transfer |
| Record Updated | Aug 19, 2019 |
| Title Company | CHICAGO TITLE COMPANY, CHICAGO TITLE CO |
| Amount | Amount Recorded |
|---|---|
| Tax | $397.50 |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 1203 TRANQUILITY CT NAPERVILLE IL 605408102, NAPERVILLE, IL 60540-8102 |
Source: DuPage County records · Assessment roll updated August 17, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | DuPage County |
| County Subdivision | Lisle Township |
| Municipality | Naperville City |
| Unified School District | Naperville Community Unit District 203 (PK - 12) |
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 | $41,748.00 (+644.7%) | $715,353 (+725.76%) Land $111,258 Building $604,095 | $2,146,059 (+725.76%) Land $333,774 Building $1,812,285 |
| 2022 | $5,606.00 | $86,630 Land $86,630 | $259,890 Land $259,890 |
Source: FEMA National Flood Hazard Layer, DuPage County (17043C), updated September 1, 2025 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 170438462031, 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 |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 1 (2013) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Apr 2013, river or lake flooding, Severe Storms, Straight-line Winds, And Flooding |
| 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 276 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 | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
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