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3521 E Diamondhead Ave, Alton (Mission), TX 78573 Property Records

Hidalgo County property record for 3521 E Diamondhead Ave, Alton, TX 78573 · Last verified November 2025

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 1,437 sqft · built 2023
Lot Size0.125 acres (5,449 sqft)
OwnerIndividual Name on File
Tax Bill$4,263 (2024)
Deeds & MortgagesFeb 2024 Mortgage
Mar 2023 Sale
APNS180300000004400

Property Details

APN / Parcel Number

Primary APNS180300000004400
Alternative APN
  • 1469958

Interior

Bedrooms3 Beds
Full Baths2 Baths
Building Area1,437 sqft Living Area
1st Floor Area1,437 sqft
FlooringTile
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 2023
Exterior MaterialStucco
Foundation TypeSlab (Mat/Raft)
Roof TypeHip
Roof MaterialComposition Shingle
Lot Area5,449 sqft (0.125 acres)
Lot Dimensions109 ft deep x 50 ft wide
Garage Area315 sqft
Parking Spaces1 Parking Space
PorchCovered Porch
Porch Area30 sqft
Patio Area60 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral

Location & Zoning

Account NumberS180300000004400
Street Address3521 E DIAMONDHEAD AVE
CityALTON
StateTX
Zip78573-4576
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionSANTA FE AT ALTON LOT 44
Legal SubdivisionSANTA FE AT ALTON - SSL
Legal Lot Number44
JurisdictionHIDALGO TX
Township / Civil DivisionMISSION
Census Block Group1
Census Block1001
Census Tract24128

Owner

Source: Hidalgo County records · APN S180300000004400

Assessment roll updated July 25, 2025 · Last verified November 2025

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

Owner of RecordIndividual Name on File
Mailing Address3521 E DIAMONDHEAD AVE, ALTON, TX 78573-4576
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Feb 22, 2024Vendor's Lien, Subdivision Related Transfer · FHA Mortgage
AMERICAN PACIFIC MORTGAGE CORP
Mar 31, 2023Warranty Deed, Construction Loan
NOT AVAILABLE, SIERRA TITLE

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleFeb 22, 2024
Deed SaleFeb 22, 2024
Prior SaleMar 31, 2023
Deed Document Number3524778
Record UpdatedJun 08, 2026

February 2024: Vendor's Lien, Subdivision Related Transfer

Document TypeVendor's Lien
JurisdictionHIDALGO TX
Recording DateFeb 22, 2024
Property Address3521 E DIAMONDHEAD AVE, ALTON, TX 78573-4576
Document Number0003524778
Map ReferenceFILE 3402425
Instrument DateFeb 22, 2024
Instrument3524778
Transaction TypeSubdivision Related Transfer
Record UpdatedMar 21, 2024
Title CompanyTRUE TITLE PARTNERS

Transaction

Tax$0.00
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address3521 E DIAMONDHEAD AVE, ALTON, TX 78573-4576

Mortgage

Document Number0003524779
DateFeb 22, 2024
Instrument3524779
Lender
NameAMERICAN PACIFIC MORTGAGE CORP
TypeMortgage Company
Special NotesSeller Financed
Agreement
TypeFHA Mortgage
AmountAmount Recorded
Term361 Months
DueMar 01, 2054

March 2023: Warranty Deed, Construction Loan

Document TypeWarranty Deed
JurisdictionHIDALGO TX
Recording DateMar 31, 2023
Property Address3521 E DIAMONDHEAD AVE, ALTON, TX 78573-4576
Document Number0003435171
Map ReferenceFILE 3402425
Instrument DateMar 28, 2023
Instrument3435171
Transaction TypeConstruction Loan
Record UpdatedFeb 23, 2024
Title CompanyNOT AVAILABLE, SIERRA TITLE

Transaction

Tax$0.00
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address1618 E GRIFFIN PKWY # 5, 5, MISSION, TX 78572-3180

Transferred To (Grantee/Buyer)

NameVerified Name
Address1600 SOLAR DR, MISSION, TX 78574-2183

Tax Assessment & Valuation

Source: Hidalgo County records · Assessment roll updated July 25, 2025 · Last verified November 2025

Property Jurisdictions

TypeName
StateTexas
MunicipalityAlton City
CountyHidalgo County
Unified School DistrictSharyland Independent 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.

YearTax BillAssessed ValueAssessed Market Value
2025$223,643 (+403.5%) Land $44,418 Building $179,225$223,643 (+403.5%) Land $44,418 Building $179,225
2024$4,263.00 (+289.67%)
2023$44,418 Land $44,418$44,418 Land $44,418
2022$1,094.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer · FEMA OpenFEMA NFIP redacted claims and policies, census block group 482150241281, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneNot on file
Nearby Flood Policies5 in force

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 278 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
Metronet HoldingsFiber5,120 / 5,120
SpectrumCable1,000 / 1,000
Wireless InternetFixed Wireless (licensed-by-rule)400 / 100
Valley Telephone Cooperative, Inc. (TX)Fixed Wireless400 / 50

May also be available at this address: Verizon, Valley Telephone Cooperative, Inc. (TX), AT&T, Smartcom Telephone. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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