318 Cornwall Ave, Waterloo, IA 50702 Property Records

Black Hawk County property record for 318 Cornwall Ave, Waterloo, IA 50702 · Last verified June 2026

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,360 sqft · built 1948
Lot Size	0.18 acres (7,840 sqft)
Owner	2 Individual Names on File
Tax Bill	$3,360 (2025)
Deeds & Mortgages	Feb 2022 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`8913-35-304-003`

Property Details

APN / Parcel Number

Primary APN	`8913-35-304-003`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Half Baths	2 Half Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,360 sqft Living Area
1st Floor Area	938 sqft
Attic	Attic
Attic Area	422 sqft
Basement Area	938 sqft
Finished Basement	300 sqft
Game Room	Game Room
Flooring	Carpet
Interior Walls	Plaster

Exterior

Year Built	Built 1948
Effective Year Built	Effective 1948
Exterior Material	Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	7,840 sqft (0.18 acres)
Lot Dimensions	140 ft deep x 56 ft wide
Garage Type	Detached
Garage Area	616 sqft
Parking Spaces	2 Parking Spaces
Porch	Enclosed Porch
Porch Area	143 sqft
Patio Area	408 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	HVAC

Location & Zoning

Street Address	318 CORNWALL AVE
City	WATERLOO
State	IA
Zip	50702-3816
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	FIRST ADD TO M E GEORGE ADD LOT 3
Legal Range	13W
Legal Township	89N
Legal Section	35
Legal Subdivision	FIRST ADD TO M E GEORGE ADD
Legal Lot Number	3
Jurisdiction	BLACK HAWK IA
Township / Civil Division	WATERLOO
Census Block Group	1
Census Block	1010
Census Tract	1200

Owner

Source: Black Hawk County records · APN 8913-35-304-003

Assessment roll updated October 17, 2025 · 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	2 Individual Names on File
Mailing Address	318 CORNWALL AVE, WATERLOO, IA 50702-3816
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Transfer Date	Mar 19, 2009
Transfer Doc	0000017554
Record Updated	Sep 20, 2026

February 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BLACK HAWK IA
Property Address	318 CORNWALL AVE, WATERLOO, IA 50702-3816
Transaction Type	Mortgage
Record Updated	Mar 14, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	318 CORNWALL AVE, WATERLOO, IA 50702-3816

Mortgage

Document Number	202200017185
Date	Feb 28, 2022
Instrument	202200017185

Lender

Name	VERIDIAN CU
Type	Credit Union
Address	WATERLOO, IA 50704

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	300 Months
Due	Feb 27, 2047

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

Tax Assessment & Valuation

Source: Black Hawk County records · Assessment roll updated October 17, 2025 · Last verified June 2026

Property Jurisdictions

Type	Name
State	Iowa
County	Black Hawk County
Municipality	Waterloo City
Unified School District	Waterloo Community School District (PK - 12)

Tax Bill & Assessment History

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	$3,360.00 Homeowner's exemption	$176,550 (-1.27%) Land $19,600 Building $156,950	$176,550 (-1.27%) Land $19,600 Building $156,950
2024	$3,360.00 (+26.79%)
2023		$178,830 (+38.08%) Land $19,600 Building $159,230	$178,830 (+38.08%) Land $19,600 Building $159,230
2022	$2,650.00 Homeowner's exemption	$129,510 Land $19,600 Building $109,910
2021			$129,510 Land $19,600 Building $109,910

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Black Hawk County (19013C), updated September 27, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 190130012001, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No
Nearby Flood Policies	1 in force
Nearby Flood Claims	14 (1979–2018)
Claims Outside the SFHA	3 of 14
Most Recent Claim	Oct 2018, rainfall accumulation

Wildfire

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 399 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
Waterloo Telecommunications Utility	Fiber	10,000 / 10,000
Metronet Holdings	Fiber	5,120 / 5,120
Mediacom Communications	Cable	1,000 / 50
LTD Broadband	Fixed Wireless (licensed-by-rule)	150 / 130

May also be available at this address: Verizon, Mediacom Communications, AT&T, AMG Technology Investment Group. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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