308 3rd Ave, Keystone, IA 52249 Property Records

Benton County property record for 308 3rd Ave, Keystone, IA 52249

Property Summary

Property Type	Single Family Home
Details	3 bd · 5 ba · 1,629 sqft · built 1952
Lot Size	0.162 acres (7,100 sqft)
Owner	2 Individual Names on File
Last Sale	$149,000 (Sep 2020)
Tax Bill	$2,012 (2024)
Flood Zone	Zone X (minimal risk)
APN	`09017800`

Property Details

APN / Parcel Number

Primary APN	`09017800`

Interior

Bedrooms	3 Beds
Full Baths	5 Baths
Half Baths	4 Half Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,629 sqft Living Area
1st Floor Area	1,020 sqft
Basement Area	1,020 sqft
Interior Walls	Plaster

Exterior

Year Built	Built 1952
Exterior Material	Wood Siding
Construction Type	Wood
Foundation Type	Block
Roof Type	Gable
Roof Material	Asphalt
Lot Area	7,100 sqft (0.162 acres)
Lot Dimensions	142 ft deep x 50 ft wide
Garage Type	Detached
Garage Area	378 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	308 3RD AVE
City	KEYSTONE
State	IA
Zip	52249-9511
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	F HAMANNS 1ST ADD S 1/2 LOT 2 & N 1/2 LOT 3 BLK 1
Legal Subdivision	HAMMANS
Legal Block	1
Legal Lot Number	2,3
Jurisdiction	BENTON IA
Township / Civil Division	KANE
Census Block Group	3
Census Block	3045
Census Tract	960600

Owner

Source: Benton County records · APN 09017800

Assessment roll updated May 1, 2025 · Last verified October 2025

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
Co-owner	Verified Secondary Owner
Mailing Address	308 3RD AVE, KEYSTONE, IA 52249-9511
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Sep 03, 2020 · Amount on Record
Deed Sale	Sep 03, 2020 · Amount on Record
Deed Document Number	0000203976
Deed Book / Page	E16 / 0928
Prior Transfer Date	Jun 16, 2016
Prior Transfer Doc	000E160928
Record Updated	Jun 08, 2026

Tax Assessment & Valuation

Source: Benton County records · Assessment roll updated May 1, 2025 · Last verified October 2025

Property Jurisdictions

Type	Name
State	Iowa
County	Benton County
Municipality	Keystone City
Unified School District	Benton 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		$166,400 (-0.95%) Land $14,300 Building $152,100	$166,400 (-0.95%) Land $14,300 Building $152,100
2024	$2,012.00 (+15.5%)
2023		$168,000 (+29.33%) Land $14,000 Building $154,000	$168,000 (+29.33%) Land $14,000 Building $154,000
2022	$1,742.00	$129,900 Land $11,200 Building $118,700
2021			$129,900 Land $11,200 Building $118,700

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Benton County (19011C), updated September 22, 2023 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · sampled at 212 locations within half a mile · Last verified October 2026

Provider	Max Down / Up (Mbps)
Verizon Fixed Wireless	300 / 20
Starlink Satellite	280 / 30
Keystone Farmers Cooperative Telephone Company Fiber	250 / 250
LTD Broadband Fixed Wireless	150 / 130
T-Mobile USA Fixed Wireless	100 / 20

Drinking Water

Source: EPA Safe Drinking Water Information System via ECHO, 2026 Q3 · EPA community water system boundaries v3.0, March 2026 · Last verified October 2026

Water System	KEYSTONE WATER SUPPLY serves 599 people
Water Source	Groundwater
Last State Inspection	Mar 2026
Lead	6 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	Treatment failure resolved · May 2021 Nitrite resolved · Apr 2021
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The service area is an EPA estimate; the actual supplier may differ. The full violation and enforcement history is in the system's EPA record.