Harris Value

3839 Zephyr St, Houston, TX 77021

1,547 sqft, built 1952, in South Side Appraised at $138,572 for 2026.

Harris County account 0752380160001

Appraised value
$138,572
Tax year 2026 · after any cap, before exemptions
Market value
$150,629
Living area
1,547 sqft
$90 per sqft
Year built
1952
Average quality
Homestead
Yes
Owner-occupied exemption on file

Compare this assessment

Start with the county value and property facts, then review appraisal comps, recent sales, and prior-year changes to decide whether the assessment is worth challenging. The comps on this page are free to review; email sign-in is only used to save a printable report.

For nearby context, browse ZIP 77021 and South Side assessment pages.

Protest deadline

The 2026 protest deadline was . The 2027 protest deadline is . 2027 notices usually arrive in April.

Deadline rule: May 15, or 30 days after your notice of appraised value is delivered, whichever is later. A deadline on a weekend or holiday moves to the next business day. Evidence is reviewed by the Appraisal Review Board (ARB). Dates checked against the official source.

Assessment snapshot

These public HCAD records highlight what may be worth checking before you file.

  • Assessment changeThe appraised value increased 10.0% from $125,975 in 2025 to $138,572 in 2026.
  • Appraised value per square footThe current public record shows about $90 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $12,057 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the South Side neighborhood and ZIP 77021.
  • Neighborhood value signalAmong 123 residential records in the same neighborhood, the average appraised value is about $115 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +5.0% on average.

Comparable assessments

Similar public appraisal records selected for this property's equity comparison.

  • 3838 Alberta St, Houston, TX 77021
    1,610 sqft | $101/sqft | built 1950 | Similar size (1,610 vs 1,547 sqft); Similar age (1950 vs 1952); Similar lot size (7,700 vs 7,700 sqft)
    $162,565
  • 3839 Alsace St, Houston, TX 77021
    1,611 sqft | $90/sqft | built 1952 | Similar size (1,611 vs 1,547 sqft); Built same year (1952); Similar lot size (7,560 vs 7,700 sqft)
    $144,692
  • 3802 Cosby St, Houston, TX 77021
    1,550 sqft | $111/sqft | built 1952 | Similar size (1,550 vs 1,547 sqft); Built same year (1952); Lot 10% smaller (6,920 vs 7,700 sqft)
    $171,557
  • 3831 Alberta St, Houston, TX 77021
    1,544 sqft | $105/sqft | built 1952 | Similar size (1,544 vs 1,547 sqft); Built same year (1952); Lot 16% smaller (6,480 vs 7,700 sqft)
    $162,229
  • 3826 Alberta St, Houston, TX 77021
    1,525 sqft | $103/sqft | built 1952 | Similar size (1,525 vs 1,547 sqft); Built same year (1952); Lot 14% smaller (6,600 vs 7,700 sqft)
    $157,299

Recent comparable sales

Sales selected by similarity to the subject property. Texas is a non-disclosure state, so these MLS-listed sales are supplemental evidence.

  • 5010 Andrea St, Houston, TX 77021
    October-6-2026 | 1,644 sqft | $137/sqft | built 1955 | 6% size difference (1,644 sqft); Similar age (1955); Sold after the valuation date
    $224,900
  • 4810 Winnetka St, Houston, TX 77021
    September-14-2026 | 1,602 sqft | $156/sqft | built 1953 | Similar size (1,602 sqft); Similar age (1953); Sold after the valuation date
    $250,000
  • 5501 Milart St, Houston, TX 77021
    September-25-2026 | 1,464 sqft | $95/sqft | built 1949 | 5% size difference (1,464 sqft); Similar age (1949); Sold after the valuation date
    $139,000
  • 7019 Sherwood Dr, Houston, TX 77021
    September-22-2026 | 1,532 sqft | $75/sqft | built 1950 | Similar size (1,532 sqft); Similar age (1950); Sold after the valuation date
    $114,900
  • 5251 Perry St, Houston, TX 77021
    July-31-2026 | 1,625 sqft | $108/sqft | built 1951 | 5% size difference (1,625 sqft); Similar age (1951); Sold after the valuation date
    $174,999

Public appraisal comparison for 2026. Prepared . Appraisal source: Harris County Appraisal District. Sales data checked in this snapshot: . Matches consider available size, age, location and property characteristics. How comparisons work.