Middlesex Borough, NJ · Middlesex County · Residential · Block 303, Lot 11
Favorable tax position
The Watchdog Score, powered by the ROBUST Framework. Evidence coverage 55%, low confidence.
Among 4,176 homes in Middlesex Borough, the typical (median) tax bill is $9,667. This bill is lower than about 62% of them.
Rates start in 2023, the first year after the last town-wide revaluation.
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| Address | Sold | Price |
|---|---|---|
| 509 Edgeworth StSame street | Feb 2024 | $456,000 |
| 416 Edgeworth StSame street | Oct 2024 | $475,000 |
| 444 Edgeworth StSame street | Jan 2024 | $469,000 |
| 525 Lorraine Ave | Dec 2024 | $440,000 |
| 537 Lorraine Ave | Nov 2023 | $312,000 |
| 641 Lorraine Ave | Aug 2024 | $400,000 |
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.
We check the state tax list once a month and email you if the assessment, tax bill or Watchdog Score for 520 Edgeworth St changes. Unsubscribe any time.
A printable report for 520 Edgeworth St: tax and assessment, the Watchdog Score, how the bill compares in Middlesex Borough, recent nearby sales and appeal dates.
The latest annual property tax on the New Jersey tax list is $9,022, on an assessed value of $419,800.
Among 4,176 homes in Middlesex Borough, the typical (median) tax bill is $9,667. This bill is lower than about 62% of them.
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 68 (Favorable tax position).
Yes. Appeals go to the Middlesex 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.
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