Harris Value

3723 Zephyr St, Houston, TX 77021

1,850 sqft, built 1940, in South Side Appraised at $177,340 for 2026.

Harris County account 0770890010014

Appraised value
$177,340
Tax year 2026 · after any cap, before exemptions
Living area
1,850 sqft
$96 per sqft
Year built
1940
Average quality

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 decreased 0.8% from $178,848 in 2025 to $177,340 in 2026.
  • Appraised value per square footThe current public record shows about $96 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the South Side neighborhood and ZIP 77021.
  • Neighborhood value signalAmong 457 residential records in the same neighborhood, the average appraised value is about $137 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +3.9% on average.

Comparable assessments

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

  • 3630 Idaho St, Houston, TX 77021
    1,836 sqft | $99/sqft | built 1940 | Similar size (1,836 vs 1,850 sqft); Built same year (1940); Similar lot size (6,555 vs 6,944 sqft)
    $182,144
  • 3714 Alsace St, Houston, TX 77021
    1,783 sqft | $97/sqft | built 1940 | Similar size (1,783 vs 1,850 sqft); Built same year (1940); Similar lot size (6,820 vs 6,944 sqft)
    $172,394
  • 3610 Yosemite St, Houston, TX 77021
    1,844 sqft | $91/sqft | built 1940 | Similar size (1,844 vs 1,850 sqft); Built same year (1940); Similar lot size (6,420 vs 6,944 sqft)
    $167,023
  • 3634 Idaho St, Houston, TX 77021
    1,714 sqft | $103/sqft | built 1940 | 7% smaller (1,714 vs 1,850 sqft); Built same year (1940); Similar lot size (6,900 vs 6,944 sqft)
    $176,875
  • 3615 Yosemite St, Houston, TX 77021
    1,782 sqft | $91/sqft | built 1940 | Similar size (1,782 vs 1,850 sqft); Built same year (1940); Similar lot size (6,420 vs 6,944 sqft)
    $162,735

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.

  • 4522 Dewberry St, Houston, TX 77021
    July-24-2026 | 1,677 sqft | $116/sqft | built 1945 | 9% size difference (1,677 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $195,000
  • 3327 Charleston St, Houston, TX 77021
    July-17-2026 | 2,142 sqft | $163/sqft | built 1940 | Similar age (1940); Sold after the valuation date
    $350,000
  • 4827 Ventura Ln, Houston, TX 77021
    June-26-2026 | 1,722 sqft | $90/sqft | built 1950 | 7% size difference (1,722 sqft); Moderate age difference (10 years newer); Sold after the valuation date
    $154,900
  • 7019 Sherwood Dr, Houston, TX 77021
    September-22-2026 | 1,532 sqft | $75/sqft | built 1950 | Moderate age difference (10 years newer); Sold after the valuation date
    $114,900
  • 4626 Dewberry St, Houston, TX 77021
    September-30-2026 | 1,376 sqft | $155/sqft | built 1940 | Similar age (1940); Sold after the valuation date
    $213,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Harris County Appraisal District. Sales data checked in this snapshot: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.