15 HOLLAND CIRCLE

Sparta, Sussex County · Block 27001, Lot 83

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Assessment year 2026 · Rate year 2025 · Prior rate 2024

Assessments are tax year 2026; latest published general rate we have is 2025. Estimate uses that rate until the 2026 rate is loaded.

Estimated tax story (homeowner view)
+2.2%

Estimated tax up $101 ($4,605 → $4,706) using 2024→2025 rates (3.589 → 3.668) × assessed net.

Assessment net change: 0.0% ($128,300 → $128,300).

Assessment

Land$128,300
Improvements$0
Net (taxable assessed, 2026)$128,300
Town avg ratio used59.82% (Average ratio (Director’s / Chapter 123))
Implied equalized value$214,477
2025 tax (MOD-IV billed)$4,706.04
Est. 2025 tax @ general rate$4,706
Mailing address (2026)74 SEMEL AVE, GARFIELD; NJ, 07026

How the ratio works: New Jersey towns often assess below full market value. The average ratio (Director’s / Chapter 123) estimates what percent of true market value the town’s assessments represent. Implied equalized value ≈ assessed net ÷ (ratio ÷ 100). Example: assessed $187,600 at 55.89% ≈ $335,700 equalized. Tax bills still use assessed value × the general tax rate — not the equalized figure.

Year-by-year assessed value & tax

From NJ MOD-IV files (2023, 2024, 2025, 2026). Tax is the MOD-IV billed amount when present; otherwise —. Current mailing is in Assessment above.

Year Assessed net Tax
2026 $128,300
2025 $128,300 $4,706.04
2024 $128,300 $4,604.69
2023 $128,300 $4,472.54

Mailing changed in 2025 to 15 HOLLAND CIRCLE, SPARTA; NJ, 07871.

Mailing changed in 2026 to 74 SEMEL AVE, GARFIELD; NJ, 07026.

Assessed value & ratio history

Parcel assessed nets come from MOD-IV year files (2023, 2024, 2025, 2026). Town average ratios are from Abstract / Chapter 123 when available — implied equalized = assessed ÷ (ratio ÷ 100).

Tax year Assessed net Avg ratio Implied equalized Assessed Δ Equalized Δ
2023 $128,300 78.13% $164,213
2024 $128,300 70.81% $181,189 0.0% +10.3%
2025 $128,300 64.08% $200,218 0.0% +10.5%
2026 $128,300 59.82% $214,477 0.0% +7.1%

Tax year history

Assessed net is from that year’s MOD-IV file. Est. tax = assessed × that year’s general rate when we have the rate sheet. Billed tax is the MOD-IV tax field when present (often empty for the newest file year).

Tax year Assessment net General rate Est. tax (that year) Billed tax Est. vs prior
2023 $128,300 3.486 $4,473 $4,472.54
2024 $128,300 3.589 $4,605 $4,604.69 +3.0%
2025 $128,300 3.668 $4,706 $4,706.04 +2.2%
2026 $128,300

Where your money goes

Component $ = net × (component rate ÷ 100). Percents are share of school + county + municipal components for rate year 2025.

Schools
$3,030 64.4%
County
$802 17.0%
Municipal
$874 18.6%

Of the estimated change ($101): schools ≈ +54.4%, county ≈ +10.1%, municipal ≈ +35.4%.

District school (2.362)$3,030
County (0.622)$798
County open space (0.003)$4
Municipal purpose (0.618)$793
Municipal open space (0.011)$14
Municipal library (0.052)$67

Property details

Class1
Building class
Building
Land description2.553 ACS
Dwellings
Commercial units
Year built
Acreage2.553
ZoningRR
Tax map page2703
Additional lots
Census tract / block
Special tax codes
MOD-IV current-year tax
Last sale$195,000 · 11/27/2024 · sale assessment $128,300
Deed book / page10350 / 00898

See this lot on the statewide map, then come back for the full tax story.

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Sources: NJ Division of Taxation MOD-IV (current parcel file) and tax rates for 2025 (Abstract of Ratables). Estimates are not an official tax bill. Owner names are not shown. Full disclaimer.