Harris Value

518 W 18th St, Houston, TX 77008

3,154 sqft, built 2008, in Northside Appraised at $1,027,479 for 2026.

Harris County account 1308410010001

Appraised value
$1,027,479
Tax year 2026 · after any cap, before exemptions
Living area
3,154 sqft
$326 per sqft
Year built
2008
Good 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 77008, Northside, and The Heights 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 7.5% from $955,889 in 2025 to $1,027,479 in 2026.
  • Appraised value per square footThe current public record shows about $326 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Northside neighborhood and ZIP 77008.
  • Neighborhood value signalAmong 1,234 residential records in the same neighborhood, the average appraised value is about $359 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +7.0% on average.

Comparable assessments

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

  • 516 W 18th St, Houston, TX 77008
    3,154 sqft | $329/sqft | built 2008 | Similar size (3,154 vs 3,154 sqft); Built same year (2008); Similar lot size (5,000 vs 5,000 sqft)
    $1,038,101
  • 509 W 25th St, Houston, TX 77008
    3,190 sqft | $308/sqft | built 2022 | Similar size (3,190 vs 3,154 sqft); Similar lot size (4,913 vs 5,000 sqft); Same quality (Good)
    $981,766
  • 217 W 16th St, Houston, TX 77008
    3,309 sqft | $302/sqft | built 2000 | Similar size (3,309 vs 3,154 sqft); Similar lot size (5,100 vs 5,000 sqft); Same quality (Good)
    $998,800
  • 229 W 22nd St, Houston, TX 77008
    2,938 sqft | $303/sqft | built 1997 | 7% smaller (2,938 vs 3,154 sqft); Similar lot size (5,089 vs 5,000 sqft); Same quality (Good)
    $889,303
  • 521 W 26th St, Houston, TX 77008
    2,999 sqft | $332/sqft | built 2016 | Similar size (2,999 vs 3,154 sqft); Lot 13% smaller (4,362 vs 5,000 sqft); Same quality (Good)
    $996,564

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.

  • 1248 W 22nd St, Houston, TX 77008
    May-20-2026 | 3,073 sqft | $240/sqft | built 2003 | Similar size (3,073 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $739,000
  • 235 W 22nd St, Houston, TX 77008
    July-17-2026 | 2,880 sqft | $342/sqft | built 1998 | 9% size difference (2,880 sqft); Moderate age difference (10 years older); Sold after the valuation date
    $985,000
  • 716 E 18th St, Houston, TX 77008
    May-8-2026 | 3,242 sqft | $429/sqft | built 2017 | Similar size (3,242 sqft); Moderate age difference (9 years newer); Sold after the valuation date
    $1,390,000
  • 310 W 17th St, Houston, TX 77008
    September-15-2026 | 2,572 sqft | $435/sqft | built 2011 | Similar age (2011); Sold after the valuation date
    $1,120,000
  • 217 W 10th St, Houston, TX 77008
    August-12-2026 | 3,135 sqft | $429/sqft | built 2017 | Similar size (3,135 sqft); Moderate age difference (9 years newer); Sold after the valuation date
    $1,345,000

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.