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124 Mountain Avenue

Warren Township, NJ · Somerset County · Residential · Block 114, Lot 18

Watchdog Score

How it works
89/100

Strong tax position

The Watchdog Score, powered by the ROBUST Framework. Evidence coverage 55%, low confidence.

  • RRecourse100
  • OOverassessment Positionn/a
  • BBurden80
  • UUniformity100
  • SStabilityn/a
  • TTrajectoryn/a

Property tax

Compare towns
$13,463Latest annual tax
$14,1122025 estimate
$805,500Assessed value
$15,444Warren Township median
$1.7522025 rate

Among 5,182 homes in Warren Township, the typical (median) tax bill is $15,444. This bill is lower than about 64% of them.

Town tax rate per $100
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25

Sales

Nearby sales
$430,000 on March 31, 2005This property's last sale
194Similar sales since 2023
$1,022,500Median price

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Claim it to follow its assessment, tax and score in your Watchdog account. Once ownership is verified, you can add a photo that shows wherever this address appears on Watchdog.

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Recent sales nearby

AddressSoldPriceBuilt
128 Mountain AvenueSame streetNov 2023$1,475,0002023
159 Mountain AvenueSame streetNov 2023$720,0001880
69 Mountain AvenueSame streetJun 2024$1,350,0001903
29 Mountain AvenueSame streetApr 2024$975,0001978
38 Mountain AvenueSame streetOct 2023$499,0001960
13 Terrell CourtFeb 2024$98,7111991

Same property type in the same town, same street first. Prices come from the state tax list, which runs about a year behind, and can include sales between relatives or other non-market transfers.

Homeowner tools

  • Could an appeal lower this bill?The appeal estimator opens with this property's assessment and the town tax rate filled in.
  • Appeal deadlinesUsually April 1 (May 1 after a town-wide revaluation), or 45 days after assessment notices go out if later.
  • ANCHOR, Senior Freeze and Stay NJCheck which state property tax relief programs apply.
  • Buying here?Monthly cost with the real tax bill included.
  • Selling? CO requirementsResale certificate of occupancy and smoke detector certificate rules for Warren Township.
  • Warren Township property taxesTypical bill, tax rate and appeal deadline for the town.
  • MapOpen this address in Google Maps.

Property record

Block / lot
114 / 18
Property class
Residential (2)
Year built
1920
Building
2S-F;2GAR
Dwelling units
1
Lot size
1.68 acres
Land value
$333,600
Improvement value
$471,900
County
Somerset County

Same block

  • 164 Old Stirling Road$20,251 tax
  • 158 Old Stirling Road$17,966 tax
  • 156 Old Stirling Road$11,907 tax
  • 154 Old Stirling Road$8,758 tax
  • 130 Mountain Avenue$11,660 tax
  • 128 Mountain Avenue$26,489 tax
  • 126 Mountain Avenue$13,235 tax

Get alerts for this property

We check the state tax list once a month and email you if the assessment, tax bill or Watchdog Score for 124 Mountain Avenue changes. Unsubscribe any time.

Property report (PDF)

A printable report for 124 Mountain Avenue: tax and assessment, the Watchdog Score, how the bill compares in Warren Township, recent nearby sales and appeal dates.

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Questions

How much are the property taxes at 124 Mountain Avenue?

The latest annual property tax on the New Jersey tax list is $13,463, on an assessed value of $805,500.

How does this tax bill compare with others in Warren Township?

Among 5,182 homes in Warren Township, the typical (median) tax bill is $15,444. This bill is lower than about 64% of them.

What is the Watchdog Score?

The Watchdog Score, powered by the ROBUST Framework, rates a property's tax position from 0 to 100 using six kinds of public evidence. Higher is better. This property scores 89 (Strong tax position).

Can the assessment be appealed?

Yes. Appeals go to the Somerset County Board of Taxation. In most towns the deadline is April 1 (May 1 after a town-wide revaluation), or 45 days after assessment notices are mailed if that is later.

Does Watchdog show who owns this property?

No. Watchdog does not show owner names or mailing addresses. Everything on this page comes from public tax and parcel records.

Source: New Jersey MOD-IV tax list and NJ Office of GIS parcel data, refreshed monthly (last refresh October 2026). Town tax rates from the NJ Division of Taxation. Watchdog does not show owner names. How we get our numbers

Photo by Zac Gudakov on Unsplash
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