Denton Value

509 Neptune Dr, Denton, TX 76209

1,065 sqft, built 1965, in Towne North 6 Appraised at $179,996 for 2026.

Denton County account 000000031137

Appraised value
$179,996
Tax year 2026 · after any cap, before exemptions
Living area
1,065 sqft
$169 per sqft
Year built
1965

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 76209, Towne North 6, and Denton 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 mailed, 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 Denton CAD records highlight what may be worth checking before you file.

  • Assessment changeThe appraised value increased 16.9% from $154,029 in 2025 to $179,996 in 2026.
  • Appraised value per square footThe current public record shows about $169 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Towne North 6 neighborhood and ZIP 76209.
  • Neighborhood value signalAmong 28 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 +7.2% on average.

Comparable assessments

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

  • 517 Neptune Dr, Denton, TX 76209
    1,053 sqft | $171/sqft | built 1965 | Similar size (1,053 vs 1,065 sqft); Built same year (1965); Similar lot size (7,865 vs 7,865 sqft)
    $179,986
  • 521 Neptune Dr, Denton, TX 76209
    1,053 sqft | $208/sqft | built 1965 | Similar size (1,053 vs 1,065 sqft); Built same year (1965); Similar lot size (7,865 vs 7,865 sqft)
    $218,928
  • 516 Neptune Dr, Denton, TX 76209
    1,065 sqft | $183/sqft | built 1965 | Similar size (1,065 vs 1,065 sqft); Built same year (1965); Similar lot size (7,680 vs 7,865 sqft)
    $194,761
  • 520 Neptune Dr, Denton, TX 76209
    1,052 sqft | $206/sqft | built 1965 | Similar size (1,052 vs 1,065 sqft); Built same year (1965); Similar lot size (7,680 vs 7,865 sqft)
    $216,566
  • 512 Neptune Dr, Denton, TX 76209
    1,081 sqft | $166/sqft | built 1965 | Similar size (1,081 vs 1,065 sqft); Built same year (1965); Similar lot size (7,680 vs 7,865 sqft)
    $179,466

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.

  • 3318 Woodthrush Ln, Denton, TX 76209
    September-3-2026 | 1,200 sqft | $224/sqft | built 1970 | 13% size difference (1,200 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $269,000
  • 609 Juno Ln, Denton, TX 76209
    July-9-2026 | 960 sqft | $228/sqft | built 1965 | 10% size difference (960 sqft); Similar age (1965); Sold after the valuation date
    $219,000
  • 124 Bluebird Cir, Denton, TX 76209
    May-8-2026 | 1,088 sqft | $239/sqft | built 1970 | Similar size (1,088 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $260,000
  • 3504 Kingfisher Ln, Denton, TX 76209
    September-28-2026 | 1,261 sqft | $180/sqft | built 1970 | Moderate age difference (5 years newer); Sold after the valuation date
    $227,500
  • 204 Joshua St, Denton, TX 76209
    August-28-2026 | 1,054 sqft | $232/sqft | built 1985 | Similar size (1,054 sqft); Sold after the valuation date
    $245,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Denton Central 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.