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521 S Main St, Calvert, TX 77837 Property Records

Robertson County property record for 521 S Main St, Calvert, TX 77837

Property Summary

Property TypeCommercial
Details1,750 sqft · built 1877
Lot Size0.066 acres (2,875 sqft)
OwnerIndividual Name on File
Tax Bill$2,215 (2025)
Flood ZoneZone X (minimal risk)
APN030000-005500

Property Details

APN / Parcel Number

Primary APN030000-005500
Alternative APN
  • 12498

Interior

Building Area1,750 sqft Total Area
1st Floor Area1,750 sqft
2nd Floor Area1,750 sqft

Exterior

Year BuiltBuilt 1877
Lot Area2,875 sqft (0.066 acres)
Lot Dimensions115 ft deep x 25 ft wide

Location & Zoning

Account Number12498
Street Address521 S MAIN ST
CityCALVERT
StateTX
Zip77837
Property CategoryCommercial
Property TypeCommercial > Retail
Legal DescriptionS PT OF LT 1 BL 42 CALVERT 'OSCAR BLDG' 963/633 PP 503000-98690 0.066 ACRES
Legal Block42
Legal Lot Number1
JurisdictionROBERTSON TX
Township / Civil DivisionCALVERT
Census Block Group2
Census Block2041
Census Tract960200

Historic Designation

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

Historic DistrictWithin the Calvert Historic District
listed 1978 · 85 contributing resources · NRIS 78002978

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

Owner

Source: Robertson County assessment roll, as of September 1, 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 AddressPO BOX 515, CALVERT, TX 77837-0515
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleSep 22, 2006
Deed SaleSep 22, 2006
Deed Document Number0000963633
Deed Book / Page963 / 633
Record UpdatedJun 8, 2026

Tax Assessment & Valuation

Source: Robertson County assessment roll, as of September 1, 2025

Property Jurisdictions

TypeName
StateTexas
MunicipalityCalvert City
CountyRobertson County
Unified School DistrictCalvert Independent School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$2,215.00 (-10.03%)$148,481 (+41.23%) Land $10,264 Building $138,217$148,481 (+41.23%) Land $10,264 Building $138,217
2023$105,131 Land $10,264 Building $94,867$105,131 Land $10,264 Building $94,867
2022$2,462.00

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 July 18, 2011

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

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

Wildfire RiskLow
lower than 80% of the US · lower than 94% of Texas
Wildfire Likelihood0.02% annual chance
ExposureIndirect
within ember reach

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemCITY OF CALVERT
serves 962 people · EPA ID TX1980002
Water SourceGroundwater
Last State InspectionNov 2023
Lead2 ppb (2022–2024)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureColiform assessment
May 2017
Monitoring and Reporting8
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 213 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
James Bouse Enterprises
Fiber		1,000 / 300
AMG Technology Investment Group
Fixed Wireless		100 / 20

May also be available: T-Mobile USA, Verizon.

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