320 William Ave, Baytown, TX 77520 Property Records

Harris County property record for 320 William Ave, Baytown, TX 77520

Property Summary

Property Type	Single Family Home
Details	2 bd · 1.5 ba · 1,249 sqft · built 1975
Lot Size	0.263 acres (11,475 sqft)
Owner	2 Individual Names on Record
Last Sale	$118,400 (Sep 2017)
Tax Bill	$2,456 (2025)
Deeds & Mortgages	Sep 2017 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`074-143-009-0001`

Property Details

APN / Parcel Number

Primary APN	`074-143-009-0001`

Interior

Bedrooms	2 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Plumbing Fixtures	7 Plumbing Fixtures
Total Rooms	4 Rooms
Stories	1 Story
Building Area	1,249 sqft Living Area
1st Floor Area	1,249 sqft

Exterior

Year Built	Built 1975
Effective Year Built	Effective 1975
Architectural Style	Traditional
Exterior Material	Brick Veneer
Construction Type	Brick
Foundation Type	Slab (Mat/Raft)
Lot Area	11,475 sqft (0.263 acres)
View / Lot	Neighborhood
Garage Area	506 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Concrete/Masonry Porch
Porch Area	48 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Account Number	0741430090001
Street Address	320 WILLIAM AVE
City	BAYTOWN
State	TX
Zip	77520-2733
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LT 1 BLK 9 WOODLAWN
Legal Subdivision	WOODLAWN
Legal Block	9
Legal Lot Number	1
Jurisdiction	HARRIS TX
Township / Civil Division	BAYTOWN
Census Block Group	1
Census Block	1007
Census Tract	254300

Owner

Source: Harris County records, as of September 29, 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 Record
Mailing Address	320 WILLIAM AVE, BAYTOWN, TX 77520-2733
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Sep 26, 2017 · Amount on Record
Deed Sale	Sep 26, 2017 · Amount on Record
Deed Document Number	2017424090
Prior Transfer Date	Sep 22, 2017
Prior Transfer Doc	20170424090
Record Updated	Oct 29, 2026

September 2017: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	HARRIS TX
Recording Date	Sep 26, 2017
Property Address	320 WILLIAM AVE, BAYTOWN, TX 77520-2733
Document Number	0000424090
Instrument Date	Sep 22, 2017
Instrument	424090
Transaction Type	Transfer
Record Updated	Oct 9, 2017
Title Company	GREAT AMERICAN TITLE

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	320 WILLIAM AVE BAYTOWN TX 775202733, BAYTOWN, TX 77520-2733

Mortgage

Document Number	424091
Date	Sep 26, 2017
Instrument	424091

Lender

Name	OPEN MTG
Type	Mortgage Company
Address	AUSTIN, TX 78737

Agreement

Type	FHA Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Sep 25, 2047

Tax Assessment & Valuation

Source: Harris County assessment roll, as of September 29, 2026

Property Jurisdictions

Type	Name
State	Texas
Municipality	Baytown City
County	Harris County
Unified School District	Goose Creek Consolidated Independent School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$205,276 (+12.87%) Land $74,183 Building $131,093	$205,276 (+12.87%) Land $74,183 Building $131,093
2025	$2,456.00 (+179.73%) Homeowner's exemption	$181,867 (-19.42%) Land $74,183 Building $107,684	$181,867 (-19.42%) Land $74,183 Building $107,684
2024	$878.00 (+25.07%)
2023		$225,709 Land $32,852 Building $192,857	$225,709 Land $32,852 Building $192,857
2022	$702.00 (+17.98%)
2020	$595.00

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

Flood

Source: FEMA National Flood Hazard Layer, effective May 17, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 14 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	14 in force
Nearby Flood Claims	8 (1981–2019)
Claims Outside the SFHA	8 of 8
Most Recent Claim	Sep 2019 · Tropical Storm Imelda

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

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

Wildfire Risk	Not rated no burnable land within 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	CITY OF BAYTOWN serves 86,004 people · EPA ID TX1010003
Water Source	Purchased surface water from BAYTOWN AREA WATER AUTHORITY
Last State Inspection	Jul 2025
Lead	2 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	1 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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 629 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Frontier Fiber	7,000 / 7,000
Lyte Fiber Fiber	2,500 / 2,500
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
AT&T Fixed Wireless	100 / 20

May also be available: T-Mobile.

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