503 Mound St, Decorah, IA 52101 Property Records

Winneshiek County property record for 503 Mound St, Decorah, IA 52101

Property Summary

Property Type	Single Family Home
Details	2 bd · 2 ba · 1,000 sqft · built 1957
Lot Size	0.179 acres (7,800 sqft)
Owner	Individual Name on File
Last Sale	$141,500 (Sep 2020)
Tax Bill	$2,916 (2026)
Deeds & Mortgages	Sep 2020 Sale & Mortgage
Flood Zone	Zone X (reduced by levee)
APN	`111630400100`

Property Details

APN / Parcel Number

Primary APN	`111630400100`

Interior

Bedrooms	2 Beds
Full Baths	2 Baths
Half Baths	2 Half Baths
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,000 sqft Living Area
Basement Area	1,000 sqft
Unfinished Basement	1,000 sqft
Game Room	Game Room
Flooring	Carpet
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1957
Effective Year Built	Effective 1957
Exterior Material	Vinyl
Construction Type	Frame
Foundation Type	Block
Roof Type	Gable
Roof Material	Asphalt
Lot Area	7,800 sqft (0.179 acres)
Lot Dimensions	120 ft deep x 65 ft wide
Garage Type	Attached
Garage Area	240 sqft
Parking Spaces	1 Parking Space
Porch	Slab
Porch Area	192 sqft

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C
Heating Fuel	Gas
Water Source	Commercial

Location & Zoning

Street Address	503 MOUND ST
City	DECORAH
State	IA
Zip	52101-1507
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	L 1 BLK 1 ONEOTA 1ST
Legal Range	08W
Legal Township	98N
Legal Section	16
Legal Subdivision	ONEOTA FIRST ADD
Legal Block	1
Jurisdiction	WINNESHIEK IA
Township / Civil Division	DECORAH
Census Block Group	2
Census Block	2029
Census Tract	950200

Owner

503 Mound St is owned and occupied by an individual who bought it in September 2020.

Source: Winneshiek County records, as of October 20, 2026

Owner of Record	Individual Name on File
Mailing Address	503 MOUND ST, DECORAH, IA 52101-1507
Occupancy	Owner Occupied
Owner Type	Individual

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	Sep 28, 2020 · Amount on File
Deed Sale	Sep 28, 2020 · Amount on File
Deed Document Number	20203983
Deed Book / Page	2020 / 3983
Record Updated	Oct 29, 2026

September 2020: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	WINNESHIEK IA
Recording Date	Sep 28, 2020
Property Address	503 MOUND ST, DECORAH, IA 52101-1507
Document Number	02020/3983
Book / Page	2020 / 3983
Instrument Date	Sep 18, 2020
Instrument	2020 3983
Transaction Type	Transfer
Record Updated	Apr 3, 2026

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$225.60
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	503 MOUND ST, DECORAH, IA 52101-1507

Mortgage

Document Number	0020203984
Date	Sep 28, 2020
Instrument	2020 3984

Lender

Name	DECORAH BANK & TRUST CO
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	181 Months
Due	Oct 1, 2035

Interest

Rate Type	Fixed Rate

Tax Assessment & Valuation

The 2026 property tax bill for 503 Mound St was $2,916 with a homeowner's exemption.

Source: Winneshiek County assessment roll, as of October 21, 2025

Property Jurisdictions

Type	Name
State	Iowa
County	Winneshiek County
Municipality	Decorah City
Unified School District	Decorah Community School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$2,916.00	$194,060 (-) Land $32,160 Building $161,900	$194,060 (-) Land $32,160 Building $161,900
2025	$2,916.00 (+4.67%) Homeowner's exemption	$194,060 Land $32,160 Building $161,900	$194,060 Land $32,160 Building $161,900
2024	$2,786.00
2023		$171,890 (+14.69%) Land $32,160 Building $139,730	$171,890 Land $32,160 Building $139,730
2022	$2,938.00 Homeowner's exemption	$149,880 Land $26,800 Building $123,080
2021			$149,880 Land $26,800 Building $123,080

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

Flood

FEMA maps place 503 Mound St in Zone X, where a levee reduces flood risk, though there have been 5 flood claims nearby since 2016.

Source: FEMA National Flood Hazard Layer, effective February 21, 2024 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X reduced by levee · depends on levee performance
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on File median of 17 policies
Nearby Flood Policies	17 in force
Nearby Flood Claims	5 (2016)
Claims Outside the SFHA	4 of 5
Most Recent Claim	Sep 2016 · Severe Storms And Flooding
Claims by Event	Severe Storms, Straight-line Winds, And Flooding, Aug 2016 · 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 503 Mound 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	None beyond 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 System	DECORAH WATER DEPARTMENT serves 7,615 people · EPA ID IA9630012
Water Source	Groundwater
Last State Inspection	Jun 2024
Lead	9 ppb (2023–2025) 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.

Internet Providers

Source: FCC Broadband Data Collection, based on 299 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Mediacom Xtream Cable · Fiber in parts of the area	1,000 / 50
Nextlink Fixed Wireless	100 / 20

May also be available: GigFire.

Nearby Properties on Mound St

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures