823 Oak St, Beloit, WI 53511 Property Records

Rock County property record for 823 Oak St, Beloit, WI 53511

Property Summary

Property Type	Single Family Home
Details	3 bd · 1 ba · 1,494 sqft · built 1900
Lot Size	0.194 acres (8,451 sqft)
Owner	Company Name on File
Last Sale	$535,000 (May 2025)
Tax Bill	$1,736 (2025)
Flood Zone	Zone X (minimal risk)
APN	`206 13571490`

Property Details

APN / Parcel Number

Primary APN	`206 13571490`
Alternative APN	`13571490`

Interior

Bedrooms	3 Beds
Full Baths	1 Bath
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	1,494 sqft Living Area
Family Room	Family Room

Exterior

Year Built	Built 1900
Effective Year Built	Effective 1900
Lot Area	8,451 sqft (0.194 acres)

Location & Zoning

Account Number	206 13571490
Street Address	823 OAK ST
City	BELOIT
State	WI
Zip	53511-5203
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	L 14 B 2 WALKERS ADD
Legal Subdivision	WALKERS ADD
Legal Lot Number	14
Jurisdiction	ROCK WI
Township / Civil Division	BELOIT
Census Block Group	1
Census Block	1003
Census Tract	1600

Owner

Source: Rock County records · APN 206 13571490

Assessment roll updated April 2, 2026 · Last verified April 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Company Name on File
Mailing Address	823 OAK ST, BELOIT, WI 53511-5203
Owner Type	Company
Vesting	Limited Liability Partnership

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	May 12, 2025 · Amount on Record
Deed Sale	May 12, 2025 · Amount on Record
Deed Document Number	20252284690
Record Updated	Jun 08, 2026

Tax Assessment & Valuation

Source: Rock County records · Assessment roll updated April 2, 2026 · Last verified April 2026

Property Jurisdictions

Type	Name
State	Wisconsin
Municipality	Beloit City
County	Rock County
Unified School District	Beloit School District (PK - 12)

Tax Bill & Assessment History

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$1,736.00 (+98.63%)	$106,700 (+88.18%) Land $12,000 Building $94,700	$117,200 (+81.71%)
2023	$874.00	$56,700 Land $12,000 Building $44,700	$64,500

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Rock County (55105C), as of May 3, 2017 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, 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 as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
AT&T DSL · Fiber, Fixed Wireless in parts of the area	100 / 20

Based on FCC filings for 617 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System, water system WI1540112, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	CITY OF BELOIT serves 36,677 people
Water Source	Groundwater
Last State Inspection	Nov 2024
Lead	5 ppb (2023) action level 15 ppb

Violations Reported to EPA

Water Quality	Radium resolved · Oct 2019
Treatment and Procedure	None last 10 years
Monitoring and Reporting	1 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. This system sells water to local utilities; the supplier billing this address may be one of them. The full violation and enforcement history is in the system's EPA record.