521 Main St, Mc Gregor, IA 52157 Property Records

Clayton County property record for 521 Main St, Mc Gregor, IA 52157

Property Summary

Property Type	Single Family Home
Details	3 bd · 1.75 ba · 1,840 sqft · built 1900
Lot Size	0.172 acres (7,500 sqft)
Owner	Company Name on File
Last Sale	$52,000 (Dec 2025)
Tax Bill	$858 (2025)
Deeds & Mortgages	Dec 2023 Sale
Flood Zone	Zone X (moderate risk)
APN	`22-34-27-204-015`

Property Details

APN / Parcel Number

Primary APN	`22-34-27-204-015`
Alternative APN	`3427204015`

Interior

Bedrooms	3 Beds
Full Baths	1.75 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,840 sqft Living Area
1st Floor Area	1,040 sqft
Basement Area	520 sqft
Game Room	Game Room
Flooring	Carpet
Interior Walls	Plaster

Exterior

Year Built	Built 1900
Effective Year Built	Effective 1900
Architectural Style	Conventional
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	7,500 sqft (0.172 acres)
Lot Dimensions	100 ft deep x 75 ft wide
Garage Type	Detached
Garage Area	420 sqft
Parking Spaces	2 Parking Spaces

Exterior Amenities

Porch	Slab
Porch Area	232 sqft
Deck Area	266 sqft
Patio Area	528 sqft

Utilities, Heating & Cooling

Cooling System	None
Heating System	Hot Water
Water Source	Commercial

Location & Zoning

Street Address	521 MAIN ST
City	MC GREGOR
State	IA
Zip	52157-8589
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	JMJ ADDN. LOT 15 & SW 1/2LOT 16 BLK 12
Legal Subdivision	JMJ ADD
Legal Block	12
Legal Lot Number	15,16
Jurisdiction	CLAYTON IA
Township / Civil Division	MENDON
Census Block Group	1
Census Block	1006
Census Tract	70100

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Historic District	Within the Effigy Mounds National Monument listed 1966 · 192 contributing resources · NRIS 66000109

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Owner

521 Main St is owned by a company that bought it in December 2025.

Source: Clayton County records, as of September 14, 2026

Owner of Record	Company Name on File
Mailing Address	450 CLIFFHAVEN RD, PRAIRIE DU CHIEN, WI 53821-1128
Owner Type	Company
Vesting	Limited Liability Partnership

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

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 5, 2025 · Amount on File
Deed Sale	Dec 5, 2025 · Amount on File
Deed Document Number	20253525
Record Updated	Oct 29, 2026

December 2023: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	CLAYTON IA
Recording Date	Dec 15, 2023
Property Address	521 MAIN ST, MC GREGOR, IA 52157-8589
Document Number	2023R03366
Instrument Date	Dec 15, 2023
Instrument	2023R03366
Transaction Type	Transfer
Record Updated	Nov 3, 2025

Transaction

Amount	Amount on Record
Tax	$74.40
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	PO BOX 133, MC GREGOR, IA 52157-0133

Tax Assessment & Valuation

The 2025 property tax bill for 521 Main St was $858, down 14.4% from the year before.

Source: Clayton County assessment roll, as of November 3, 2025

Property Jurisdictions

Type	Name
State	Iowa
County	Clayton County
Municipality	McGregor City
Unified School District	MFL MarMac Community School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$858.00 (-14.37%)	$65,633 Land $17,837 Building $47,796	$65,633 Land $17,837 Building $47,796
2024	$1,002.00
2023		$89,572 Land $15,510 Building $74,062	$89,572 Land $15,510 Building $74,062
2022	$1,470.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 521 Main St in Zone X, an area of moderate flood risk, within 100 ft of a high-risk flood zone.

Source: FEMA National Flood Hazard Layer, effective September 28, 2022 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone A, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on File median of 10 policies
Nearby Flood Policies	10 in force
Nearby Flood Claims	12 (1986–2023)
Claims Outside the SFHA	6 of 12
Most Recent Claim	Apr 2023 · Flooding
Claims by Event	Severe Storms, Tornadoes, And Flooding, Jun 2013 · 4 claims

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

Wildfire risk around 521 Main St is low, with a 0.01% annual chance of wildfire.

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

Wildfire Risk	Low lower than 80% of the US · above 49% of Iowa
Wildfire Likelihood	0.01% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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 System	MCGREGOR WATER DEPT serves 747 people · EPA ID IA2258012
Water Source	Groundwater
Last State Inspection	Jun 2025
Lead	9 ppb (2024–2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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. The service area is an EPA estimate; the actual supplier may differ.

Internet Providers

Source: FCC Broadband Data Collection, based on 238 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Mediacom Xtream Cable	1,000 / 50
Alpine Communications Fiber	500 / 500
Verizon Fixed Wireless	300 / 20