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320 Morris Ave

Mountain Lakes Borough, NJ · Morris County · Residential · Block 104, Lot 19

Watchdog Score

How it works
74/100

Favorable tax position

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

  • RRecourse61
  • OOverassessment Positionn/a
  • BBurden68
  • UUniformity95
  • SStabilityn/a
  • TTrajectoryn/a

Property tax

Compare towns
$38,074Latest annual tax
$39,0302025 estimate
$1,697,700Assessed value
$20,745Mountain Lakes Borough median
$2.2992025 rate

Among 1,445 homes in Mountain Lakes Borough, the typical (median) tax bill is $20,745. This bill is higher than about 91% of them.

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

Sales

Nearby sales
$10 on November 5, 2008This property's last sale
62Similar sales since 2023
$1,100,500Median 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
127 Morris AveSame streetAug 2024$1,100,0001918
019 Rockaway TerAug 2024$701,0001952
065 Lake DrJul 2024$2,140,0001913
123 Lake DrJun 2024$1,420,0001942
011 Point View PlMar 2024$2,137,0001950
088 Pollard RdOct 2024$950,0001920

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

Property record

Block / lot
104 / 19
Property class
Residential (2)
Year built
2007
Building
2SS
Dwelling units
1
Lot size
0.80 acres
Land value
$530,700
Improvement value
$1,167,000
County
Morris County

Same block

  • 280 Morris Ave$27,173 tax
  • 300 Morris Ave$26,349 tax
  • 302 Morris Ave$19,266 tax
  • 310 Morris Ave$27,018 tax
  • 324 Morris Ave$35,734 tax
  • 330 Morris Ave$20,097 tax
  • 338 Morris Ave$28,198 tax
  • 284 Morris Ave$40,832 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 320 Morris Ave changes. Unsubscribe any time.

Property report (PDF)

A printable report for 320 Morris Ave: tax and assessment, the Watchdog Score, how the bill compares in Mountain Lakes Borough, recent nearby sales and appeal dates.

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Questions

How much are the property taxes at 320 Morris Ave?

The latest annual property tax on the New Jersey tax list is $38,074, on an assessed value of $1,697,700.

How does this tax bill compare with others in Mountain Lakes Borough?

Among 1,445 homes in Mountain Lakes Borough, the typical (median) tax bill is $20,745. This bill is higher than about 91% 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 74 (Favorable tax position).

Can the assessment be appealed?

Yes. Appeals go to the Morris 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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