Harris Value

3929 Charleston St, Houston, TX 77021

2,145 sqft, built 1952, in South Side Appraised at $290,503 for 2026.

Harris County account 0611390110023

Appraised value
$290,503
Tax year 2026 · after any cap, before exemptions
Market value
$308,152
Living area
2,145 sqft
$135 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 $264,094 in 2025 to $290,503 in 2026.
  • Appraised value per square footThe current public record shows about $135 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $17,649 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 85 residential records in the same neighborhood, the average appraised value is about $188 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +9.8% on average.

Comparable assessments

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

  • 3814 Charleston St, Houston, TX 77021
    2,069 sqft | $155/sqft | built 1950 | Similar size (2,069 vs 2,145 sqft); Similar age (1950 vs 1952); Similar lot size (9,035 vs 9,031 sqft)
    $321,183
  • 3953 Charleston St, Houston, TX 77021
    2,217 sqft | $129/sqft | built 1952 | Similar size (2,217 vs 2,145 sqft); Built same year (1952); Similar lot size (9,145 vs 9,031 sqft)
    $286,345
  • 3653 Griggs Rd, Houston, TX 77021
    1,998 sqft | $201/sqft | built 1948 | 7% smaller (1,998 vs 2,145 sqft); Similar age (1948 vs 1952); Similar lot size (9,758 vs 9,031 sqft)
    $400,907
  • 3926 Charleston St, Houston, TX 77021
    2,175 sqft | $144/sqft | built 1952 | Similar size (2,175 vs 2,145 sqft); Built same year (1952); Lot 12% larger (10,075 vs 9,031 sqft)
    $312,975
  • 3909 Charleston St, Houston, TX 77021
    2,095 sqft | $145/sqft | built 1954 | Similar size (2,095 vs 2,145 sqft); Similar age (1954 vs 1952); Lot 12% larger (10,075 vs 9,031 sqft)
    $303,134

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.

  • 3327 Charleston St, Houston, TX 77021
    July-17-2026 | 2,142 sqft | $163/sqft | built 1940 | Similar size (2,142 sqft); Sold after the valuation date
    $350,000
  • 3702 Charleston St, Houston, TX 77021
    July-23-2026 | 2,295 sqft | $244/sqft | built 1950 | 7% size difference (2,295 sqft); Similar age (1950); Sold after the valuation date
    $560,000
  • 5130 Cosby St, Houston, TX 77021
    June-23-2026 | 2,061 sqft | $116/sqft | built 1955 | Similar size (2,061 sqft); Similar age (1955); Sold after the valuation date
    $240,000
  • 4810 Winnetka St, Houston, TX 77021
    September-14-2026 | 1,602 sqft | $156/sqft | built 1953 | Similar age (1953); Sold after the valuation date
    $250,000
  • 4914 Gammage St, Houston, TX 77021
    April-9-2026 | 2,110 sqft | $124/sqft | built 1954 | Similar size (2,110 sqft); Similar age (1954)
    $262,200

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.