9 Mountain Ave
Mendham, NJ 07945
4 bd 4 ba Built 1804 Lot 27,443 sqft single_family
Most recent sale
$765,000
Jul 20, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Jul 20, 2022 | Sold | $765,000 | MLS #3775047 |
| May 15, 2022 | Price changed | $799,000 | MLS #3775047 |
| Apr 13, 2022 | Listed | $825,000 | MLS #3775047 |
| Nov 9, 2018 | Listed for rent | $3,900 | GardenState |
| Oct 5, 2018 | Listed | $729,000 | MLS #3507210 |
| Oct 3, 2018 | Listing removed | $749,000 | GardenState |
| Jun 30, 2018 | Price changed | $749,000 | MLS #3457875 |
| Apr 2, 2018 | Listed | $779,000 | MLS #3457875 |
| Jan 26, 2004 | Sold | $670,000 | Public Record |
| Jun 1, 1978 | Sold | $76,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $322,900 | $300,700 | $623,600 | $15,752 |
| 2024 | $322,900 | $300,700 | $623,600 | $15,340 |
| 2023 | $312,800 | $300,700 | $613,500 | $15,055 |
| 2022 | $312,800 | $300,700 | $613,500 | $14,625 |
| 2021 | $312,800 | $300,700 | $613,500 | $14,368 |
| 2020 | $312,800 | $300,700 | $613,500 | $14,116 |
| 2019 | $312,800 | $300,700 | $613,500 | $13,785 |
| 2018 | $312,800 | $300,700 | $613,500 | $13,589 |
| 2017 | $312,800 | $300,700 | $613,500 | $13,392 |
| 2016 | $312,800 | $300,700 | $613,500 | $12,987 |
| 2015 | $312,800 | $300,700 | $613,500 | $12,699 |
| 2014 | $312,800 | $300,700 | $613,500 | $12,368 |
| 2013 | $312,800 | $300,700 | $613,500 | $12,006 |
| 2012 | $312,800 | $300,700 | $613,500 | $11,766 |
| 2011 | $270,600 | $300,700 | $571,300 | $10,900 |
| 2010 | $270,600 | $300,700 | $571,300 | $10,849 |
| 2009 | $276,100 | $419,900 | $696,000 | $10,620 |
| 2008 | $276,100 | $419,900 | $696,000 | $10,147 |
| 2007 | $276,100 | $419,900 | $696,000 | $9,604 |
Property facts
Year built
1804
Property type
single_family
Stories
—
Beds
4
Baths
4
Living area
—
Lot size
27,443 sqft
ZIP code
07945
City
Mendham
Street
Mountain Ave
Coordinates
40.77731, -74.60150
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 9 Mountain Ave last sell?
9 Mountain Ave most recently sold on Jul 20, 2022 for $765,000.
What is the current tax assessment for 9 Mountain Ave?
The most recent total assessment for 9 Mountain Ave (year 2025) is $623,600 with $15,752 in property tax.
How does 9 Mountain Ave's assessment compare to its last sale price?
The current assessment is 18.5% below the last sale price of $765,000.
When was 9 Mountain Ave built?
9 Mountain Ave was built in 1804.
How does 9 Mountain Ave compare to others on Mountain Ave?
We track 8 other properties on Mountain Ave. Browse the list under "Other properties on Mountain Ave" to compare beds, baths, and sale history.
What are the property facts for 9 Mountain Ave?
9 Mountain Ave is a 4 bed, 4 bath, 27,443 sqft lot single_family.
Is 9 Mountain Ave a flip candidate?
No — 9 Mountain Ave does not appear in our flips dataset.
Is 9 Mountain Ave a tax-appeal candidate?
No — 9 Mountain Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+3.6%
Implied 1-yr
+14.4%
2026 Q3
$1.92M
2026 Q4
$1.92M
ZIP 07945 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Mountain Ave