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133 E Spring St

Somerville Borough, NJ · Somerset County · Residential · Block 86, Lot 11

Watchdog Score

How it works
67/100

Favorable tax position

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

  • RRecourse100
  • OOverassessment Positionn/a
  • BBurden53
  • UUniformity72
  • SStabilityn/a
  • TTrajectoryn/a

Property tax

Compare towns
$12,4992024 tax bill
$12,8982025 at new rate
$316,200Assessed value
$10,689Somerville Borough median
$4.0792025 rate

Among 2,653 homes in Somerville Borough, the typical (median) tax bill is $10,689. This bill is higher than about 79% of them.

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

Sales

Nearby sales
$405,000 on September 4, 2020This property's last sale
122Similar sales since 2023
$500,000Median 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
169 E Spring StSame streetDec 2023$520,0001920
26 Nagle DriveOct 2024$330,0001962
16 Fieldstone DrOct 2024$400,0001961
272 N Gaston AveAug 2024$506,0001962
6 S Cadillac DrJun 2024$632,5001960
52 Sycamore StMay 2024$600,0001960

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 Somerville Borough.
  • Somerville Borough property taxesTypical bill, tax rate and appeal deadline for the town.
  • MapOpen this address in Google Maps.

Property record

Block / lot
86 / 11
Property class
Residential (2)
Year built
1928
Building
1.5SF 1G
Dwelling units
1
Lot size
0.18 acres
Land value
$120,700
Improvement value
$195,500
County
Somerset County

Same block

  • 187 E Spring St$9,088 tax
  • 135 E Spring St$14,974 tax
  • 125 E Spring St$11,542 tax
  • 121 E Spring St$10,088 tax
  • 117 E Spring St$13,274 tax
  • 46 Sycamore St$10,977 tax
  • 48 Sycamore St$11,954 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 133 E Spring St changes. Unsubscribe any time.

Property report (PDF)

A printable report for 133 E Spring St: tax and assessment, the Watchdog Score, how the bill compares in Somerville Borough, recent nearby sales and appeal dates.

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Questions

How much are the property taxes at 133 E Spring St?

The latest annual property tax on the New Jersey tax list is $12,499, on an assessed value of $316,200.

How does this tax bill compare with others in Somerville Borough?

Among 2,653 homes in Somerville Borough, the typical (median) tax bill is $10,689. This bill is higher than about 79% 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 67 (Favorable 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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