531 RT 22

Readington Twp, Hunterdon County · Block 34, Lot 33

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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)
+6.8%

Estimated tax up $20,355 ($301,415 → $321,770) using 2024→2025 rates (2.621 → 2.798) × assessed net.

Assessment net change: 0.0% ($11,500,000 → $11,500,000).

Assessment

Land$1,517,000
Improvements$9,983,000
Net (taxable assessed, 2026)$11,500,000
Town avg ratio used69.43% (Average ratio (Director’s / Chapter 123))
Implied equalized value$16,563,445
2025 tax (MOD-IV billed)$321,770.00
Est. 2025 tax @ general rate$321,770
Mailing address (2026)60 MAPLE AVE, MORRISTOWN; NJ, 079605218

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.

The stored sale is not used for a change-since-sale figure. SR1A 04 — Transfer of convenience, such as a deed to correct the title marks it non-usable, or the price is a nominal amount.

Building permits for 531 RT 22

The New Jersey construction-permit file lists 29 permits for 531 RT 22 in Readington Twp. 18 are still open in the state file. Permit 26-0383+F, an alteration, was issued 27 Jul 2026 and is open in the state file. The reported cost is $0.

Permit Type Use Issued Closed Reported cost
19-0370 Alteration Business Uses 14 May 2019 13 May 2022, Certificate of Approval $6,500
22-0938 Alteration Business Uses 21 Oct 2022 9 Aug 2023, Certificate of Approval $3,350
22-0941 Alteration Restaurants, Night Clubs, Dance Halls, and similar 25 Oct 2022 13 Dec 2022, Certificate of Approval $58,800
22-0941+A Alteration Restaurants, Night Clubs, Dance Halls, and similar 2 Dec 2022 Open in the state file $5,000
23-0058 Alteration Business Uses 26 Jan 2023 Open in the state file $1,550
23-0409 Alteration Accessory buildings and miscellaneous structures 19 May 2023 Open in the state file $33,000
23-0608 Alteration Business Uses 18 Jul 2023 31 Oct 2024, Certificate of Approval $28,950
23-0976 Alteration Business Uses 4 Dec 2023 Open in the state file $4,400
24-0219 Alteration Business Uses 27 Mar 2024 Open in the state file $3,300
24-0465 Alteration Business Uses 27 Jun 2024 Open in the state file $896
24-1069 Alteration Business Uses 18 Dec 2024 Open in the state file $16,000
25-0771 Alteration Accessory buildings and miscellaneous structures 13 Aug 2025 29 Jun 2026, Certificate of Approval $23,500
25-0872 Alteration International Residential Code 16 Sep 2025 10 Oct 2025, Certificate of Approval $12,500
23-0409+A Alteration Accessory buildings and miscellaneous structures 23 Oct 2025 Open in the state file $0
25-1009 Alteration International Residential Code 24 Oct 2025 Open in the state file $97,600
25-1009+A Alteration International Residential Code 10 Nov 2025 Open in the state file $750
25-1233 Alteration Business Uses 30 Dec 2025 29 Jun 2026, Certificate of Approval $18,500
25-1228 Alteration International Residential Code 30 Dec 2025 10 Jul 2026, Certificate of Approval $28,034
25-1233+A Alteration Business Uses 10 Mar 2026 Open in the state file $4,500
26-0314 Alteration International Residential Code 9 Apr 2026 29 Apr 2026, Certificate of Approval $1,510
26-0383+C Alteration Business Uses 29 Apr 2026 Open in the state file $400
26-0383+D Alteration Business Uses 29 Apr 2026 Open in the state file $5,250
26-0383+B Alteration Business Uses 29 Apr 2026 Open in the state file $13,000
26-0383+A Alteration Business Uses 29 Apr 2026 Open in the state file $34,000
26-0383 Alteration Business Uses 29 Apr 2026 30 Jul 2026, Certificate of Approval $150,000
26-0485 Alteration Business Uses 27 May 2026 17 Jul 2026, Certificate of Approval $6,500
26-0383+E Alteration Business Uses 2 Jun 2026 Open in the state file $3,640
26-0651 Alteration International Residential Code 7 Jul 2026 Open in the state file $1,800
26-0383+F Alteration Business Uses 27 Jul 2026 Open in the state file $0

The file does not name the work. This file is a full record from 2021 on. Older permits are mostly missing. A repair from before then can be absent here and still be at the Readington Twp construction office.

Flood zone for 531 RT 22

The flood map could not be checked for 531 RT 22, because the address did not place a point on the map. Assessment and tax figures on this page are from our own records.

The state’s 10-foot ground scan puts the lowest cell on this lot at 136.9 feet and the highest at 158.1 feet (NAVD88).

These figures are estimates. The zone and any flood elevation come from FEMA’s flood map at a point for this address, and that point can fall in the street. The high and low come from the state’s 10-foot ground scan of the lot outline. A cell can catch a ditch, the street, or the edge of the lot. They are not a survey and not an insurance rating. A licensed surveyor measures the ground and the building. The town floodplain administrator, or a licensed engineer, confirms what the zone means for this lot. No zone at this point, or zone X, does not mean the lot will not flood.

Water and sewer for 531 RT 22

The water and sewer maps could not be checked for 531 RT 22, because the address did not place a point on the map.

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 $11,500,000 —
2025 $11,500,000 $321,770.00
2024 $11,500,000 $301,415.00
2023 $11,500,000 $298,885.00

Mailing changed in 2026 to 60 MAPLE AVE, MORRISTOWN; NJ, 079605218.

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 $11,500,000 88.16% $13,044,465 — —
2024 $11,500,000 81.99% $14,026,101 0.0% +7.5%
2025 $11,500,000 72.69% $15,820,608 0.0% +12.8%
2026 $11,500,000 69.43% $16,563,445 0.0% +4.7%

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 $11,500,000 2.599 $298,885 $298,885.00 —
2024 $11,500,000 2.621 $301,415 $301,415.00 +0.8%
2025 $11,500,000 2.798 $321,770 $321,770.00 +6.8%
2026 $11,500,000 — — — —

Where your money goes

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

Schools
$196,420 61.0%
County
$58,190 18.1%
Municipal
$67,160 20.9%

Of the estimated increase of $20,355, the school portion moved $7,360 up, the county portion $6,555 up, and the municipal portion $6,440 up. Those are pieces of the dollar change. They are not a change in each share of the rate.

District school (1.071)$123,165
Regional / consolidated school (0.637)$73,255
County (0.422)$48,530
County library (0.043)$4,945
County open space (0.041)$4,715
Municipal purpose (0.564)$64,860
Municipal open space (0.020)$2,300

Property details

Class4A — Commercial
Building class10 — not listed in the state appraisal manual
Building—
Land description8.69 AC
Dwellings1
Commercial units—
Year built1990
Acreage8.69
ZoningB — town zoning code
Tax map page6.14
Additional lots—
Census tract / block—
Special tax codes—
MOD-IV current-year tax—
Last sale$2,925,000 · 1/10/1996 · sale assessment $2,500,000 · SR1A 04 — Transfer of convenience, such as a deed to correct the title
Deed book / page01157 / 00617

The class, building class, SR1A, and special-tax words are the state’s names for those codes. The zoning code is the town’s. A code that is not on the state list keeps the code and says so.

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). Building permits are read live from the NJ construction-permit file for this block and lot. The flood zone is read live from FEMA’s flood map at a point for this address. The high and low are read live from the state’s 10-foot ground scan. Water and sewer are read live from the state’s service-area maps at that same point. Those map readings are estimates, not a survey and not a hookup record. Estimates are not an official tax bill. Owner names are not shown. Water and sewer · Full disclaimer.