Bexar County owners challenge an appraisal action by filing a protest for the Bexar Appraisal Review Board. BCAD's updated instructions use May 15 for most owners, or 30 days after a later-mailed notice. That ordinary 2026 period has passed. The Online Services Portal can accept protests for eligible properties, using the Owner or Agent ID and PIN printed on the Notice of Appraised Value. BCAD notes that properties with multiple owners or undivided interests may not qualify for online filing, so the current official instructions remain important. FairPath can organize owner-selected BCAD facts, comparisons, condition documentation, and filing references manually. It does not submit through the portal, obtain credentials, establish good cause for a late filing, or promise automated Bexar checkout or representation.
Assessment context: Bexar County includes historic San Antonio neighborhoods, postwar housing, newer master-planned subdivisions, military-area communities, rural edges, and varied construction systems. FairPath's ACS source research reports 820,780 housing units, a $262,200 median owner-occupied value, and $4,535 median annual real-estate taxes paid. About 61.4 percent of units were built before 2000. These county medians do not state a BCAD parcel value or expected outcome. An owner should verify the property ID, owner record, situs, legal description, neighborhood or market area, land and improvement characteristics, market value, appraised value, exemptions, and notice date. Older housing can make effective age and documented repairs important, but construction year alone does not prove deferred maintenance or a valuation error.
Filing process: BCAD describes the Online Services Portal as the most convenient filing route while the protest section is open. The owner selects the property, clicks File Protest, and uses an Owner ID and PIN from a current or prior notice. BCAD says waiting for missing credentials does not extend the deadline. Its 2026 online guide states that district review begins after submission and that requested evidence packets and owner uploads are handled through the workflow. Eligibility restrictions apply to certain ownership structures. The owner should keep the notice, filing confirmation, selected reasons, all evidence, BCAD's packet, communications, hearing notice, and final order. If the ordinary date was missed, a late filing is not automatic: BCAD explains that the ARB evaluates good cause and that certification limits the period in which such a request can be considered.
Evidence to review: Bexar evidence can begin with the BCAD property and map search, then add property-specific records. FairPath research verified public search and a public-information request process that identifies appraisal, summary, and GIS exports, but did not classify Bexar as an unrestricted live bulk feed. Preserve the account page, request response, file vintage, and field meaning. For older San Antonio housing, comparisons may need adjustments for effective age, additions, foundation type, renovation, accessory units, lot utility, and neighborhood boundaries. For newer subdivisions, builder, plan, phase, options, and lot premiums can be more important. Dated photographs, inspections, repair bids, engineering records, permits, and insurance documents can establish actual condition. FairPath can index this material and label missing facts; it does not infer a target value from county averages or an unexplained list of lower assessments.
Current deadline guidance: The usual May 15, 2026 deadline has passed. BCAD states that most owners must file by May 15, or 30 days after the Notice of Appraised Value was mailed when that is later. The normal 2026 window is closed. A late protest may be considered only under limited rules, and the ARB determines whether good cause exists.
BCAD's online protest path uses an Owner or Agent ID and PIN from the notice. The district says a PIN can be requested by mail but will not be provided by phone, and waiting for it does not extend the protest deadline. A future filing plan needs an early credential check.
BCAD identifies an online eligibility limitation for properties with multiple owners or undivided interests. Owners in those categories should follow BCAD's current alternative instructions instead of assuming a portal failure changes the deadline.
Bexar's older housing share is about 61.4 percent, but condition varies widely among historic, renovated, postwar, and infill properties. Effective-age evidence should use actual permits, photographs, inspections, and observed repairs rather than a generic age discount.
The district's public-information process can provide appraisal, summary, or GIS exports by request. Any resulting file should be treated according to its stated vintage and scope, and it should not be presented as a live county API or complete automated FairPath coverage.
Official filing authority: Bexar Appraisal Review Board. https://bcad.org/online-portal/
Source: Bexar Central Appraisal District, How to File a Protest, https://help.bcad.org/hc/en-us/articles/39967966935571-How-to-File-a-Protest. Reviewed 2026-07-15.
Source: Bexar Central Appraisal District, How to File a Property Tax Protest Online, https://help.bcad.org/hc/en-us/articles/41113779254419-How-to-File-a-Property-Tax-Protest-Online. Reviewed 2026-07-15.
Source: Bexar Central Appraisal District, BCAD Online Portal, https://bcad.org/online-portal/. Reviewed 2026-07-15.
Source: Bexar Central Appraisal District, BCAD Online Public Information Request Form, https://bcad.org/wp-content/uploads/2025/08/Online-Public-Information-Request-Form-2025-08-01.pdf. Reviewed 2026-07-15.