351 Thorson Ave, Waterloo, IA 50703 Property Records

Black Hawk County property record for 351 Thorson Ave, Waterloo, IA 50703 · Last verified June 2026

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 1,972 sqft · built 1935
Lot Size	0.447 acres (19,460 sqft)
Owner	2 Individual Names on File
Tax Bill	$2,256 (2025)
Flood Zone	Zone X (minimal risk)
APN	`8913-14-303-033`

Property Details

APN / Parcel Number

Primary APN	`8913-14-303-033`
Alternative APN	`891314303002`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	1,972 sqft Living Area
1st Floor Area	884 sqft
Basement Area	884 sqft
Finished Basement	565 sqft
Flooring	Carpet
Interior Walls	Plaster

Exterior

Year Built	Built 1935
Effective Year Built	Effective 1935
Exterior Material	Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	19,460 sqft (0.447 acres)
Lot Dimensions	140 ft deep x 139 ft wide
Garage Type	Mixed
Garage Area	1,236 sqft
Parking Spaces	4 Parking Spaces

Exterior Amenities

Porch	Porch
Porch Area	50 sqft
Deck Area	120 sqft
Patio Area	120 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	HVAC

Location & Zoning

Street Address	351 THORSON AVE
City	WATERLOO
State	IA
Zip	50703-2201
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	CHRISTIE ADDITION LOT 10, 11 & 12 BLK 3
Legal Range	13W
Legal Township	89N
Legal Section	14
Legal Subdivision	CHRISTIE ADDITION
Legal Block	3
Legal Lot Number	10-12
Jurisdiction	BLACK HAWK IA
Township / Civil Division	WATERLOO
Census Block Group	1
Census Block	1046
Census Tract	1600

Owner

Source: Black Hawk County records · APN 8913-14-303-033

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	351 THORSON AVE, WATERLOO, IA 50703-2201
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Record Updated	Sep 20, 2026

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	$2,256.00 Homeowner's exemption	$149,560 (+16.88%) Land $20,850 Building $128,710	$149,560 (+16.88%) Land $20,850 Building $128,710
2024	$2,256.00 (-2.67%)
2023		$127,960 (+11.8%) Land $20,850 Building $107,110	$127,960 (+11.8%) Land $20,850 Building $107,110
2022	$2,318.00 Homeowner's exemption	$114,450 Land $20,850 Building $93,600
2021			$114,450 Land $20,850 Building $93,600

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 190130016001, 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
Flood Insurance Cost	Premium on Record median of 10 individual NFIP policies nearby
Nearby Flood Policies	10 in force 7 of 10 on primary residences
Nearby Flood Claims	58 (1983–2016)
Claims Outside the SFHA	17 of 58
Most Recent Claim	Sep 2016, rainfall accumulation, Severe Storms And Flooding
Flood Events	Severe Storms And Flooding (Sep 2016), 20 claims Severe Storms, Tornadoes, And Flooding (Jun 2008), 18 claims Severe Storms & Flooding (Aug 1993), 15 claims

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.