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366 Sierra Ave, Naperville, IL 60565 Property Records

Will County property record for 366 Sierra Ave, Naperville, IL 60565

Property Summary

Property TypeSingle Family Home
Details4 bd · 2.5 ba · 3,586 sqft · built 1988
Lot Size0.344 acres (14,983 sqft)
Owner2 Individual Names on File
Last Sale$478,000 (Sep 2017)
Tax Bill$15,717 (2025)
Deeds & MortgagesFeb 2022 Mortgage
Sep 2017 Sale & Mortgage
Flood ZoneZone X (minimal risk)
APN12-02-06-306-001

Property Details

APN / Parcel Number

Primary APN12-02-06-306-001
Alternative APN
  • 02063060010000

Interior

Bedrooms4 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Stories2 Stories
Building Area3,586 sqft Living Area
1st Floor Area1,935 sqft
Basement Area1,935 sqft
Unfinished Basement1,935 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1988
Effective Year BuiltEffective 1988
Exterior MaterialAluminum/Vinyl
Construction TypeBrick
Lot Area14,983 sqft (0.344 acres)
Garage Area819 sqft
Parking Spaces3 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral

Location & Zoning

Street Address366 SIERRA AVE
CityNAPERVILLE
StateIL
Zip60565-3085
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 85 IN KNOCH KNOLL UNIT 1, BEING A SUB OF PRT OF THE W1/2 OF THE SW1/4 OF SEC. 6, T37N-R10E.
Legal Range10E
Legal Township37N
Legal Section06
Legal SubdivisionKNOCH KNOLLS
Legal Lot Number85
Legal Unit1
JurisdictionWILL IL
Township / Civil DivisionDU PAGE
Census Block Group2
Census Block2008
Census Tract880119

Owner

366 Sierra Ave is owned and occupied by two individuals who bought it in September 2017.

Source: Will County records, as of August 24, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record2 Individual Names on File
Mailing Address366 SIERRA AVE, NAPERVILLE, IL 60565-3085
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Feb 15, 2022Deed of Trust, Mortgage · Conventional Mortgage
UNITED WHOLESALE MORTGAGE
Sep 14, 2017Special Warranty Deed, Transfer · Conventional Mortgage
WELLS FARGO BANK NA

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleSep 14, 2017 · Amount on File
Deed SaleSep 14, 2017 · Amount on File
Prior SaleMay 24, 2016
Deed Document Number201771952
Record UpdatedOct 29, 2026

February 2022: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionWILL IL
Property Address366 SIERRA AVE, NAPERVILLE, IL 60565-3085
Transaction TypeMortgage
Record UpdatedMar 2, 2022
Title CompanyFIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000014555
DateFeb 15, 2022
InstrumentR2022014555
Lender
NameUNITED WHOLESALE MORTGAGE
TypeMortgage Company
Address48431
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term181 Months
DueMar 1, 2037
Interest
Rate TypeFixed Rate
Rate2.75%

September 2017: Special Warranty Deed, Transfer

Document TypeSpecial Warranty Deed
JurisdictionWILL IL
Recording DateSep 14, 2017
Property Address366 SIERRA AVE, NAPERVILLE, IL 60565-3085
Document Number0000071952
Map ReferenceDOC R87-61893
Instrument DateJul 28, 2017
InstrumentR2017071952
Transaction TypeTransfer
Record UpdatedNov 4, 2021
Title CompanyCHICAGO TITLE

Transaction

AmountAmount on Record
DownpaymentDownpayment on Record
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyFull Amount Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipTenants by the Entirety
Address366 SIERRA AVE, NAPERVILLE, IL 60565-3085

Mortgage

Document Number0000071953
DateSep 14, 2017
InstrumentR2017071953
Lender
NameWELLS FARGO BANK NA
TypeBank
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term178 Months
DueJul 1, 2032

Tax Assessment & Valuation

The 2025 property tax bill for 366 Sierra Ave was $15,717.

Source: Will County assessment roll, as of August 24, 2026

Property Jurisdictions

TypeName
StateIllinois
CountyWill County
County SubdivisionDu Page Township
MunicipalityNaperville City
Unified School DistrictIndian Prairie Community Unit School District 204 (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$15,717.00$259,777 (+8.2%) Land $58,106 Building $201,671$779,331 (+8.2%) Land $174,318 Building $605,013
2024$240,089 Land $53,702 Building $186,387$720,267 Land $161,106 Building $559,161
2022$13,674.00 Homeowner's exemption$194,757 Land $43,562 Building $151,195$584,271 Land $130,686 Building $453,585

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.

Flood

FEMA maps place 366 Sierra Ave in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective June 11, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 10 (0% premium discount)
Nearby Flood Policies5 in force

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.

Wildfire

The area around 366 Sierra Ave has no burnable land within ember reach, so its wildfire risk is not rated.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskNot rated
no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemNAPERVILLE
serves 156,406 people · EPA ID IL0434670
Water SourcePurchased surface water from DU PAGE WATER COMMISSION
Last State InspectionSep 2025
Lead6 ppb (2026)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting15
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 331 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
Astound Broadband
Cable		1,500 / 50
AT&T
DSL		100 / 20

May also be available: T-Mobile.

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