21 Mountain Ave
Maplewood, NJ 07040
3 bd 3 ba Built 1880 Lot 6,970 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $445,800 | $589,800 | $1,035,600 | $24,864 |
| 2024 | $445,800 | $589,800 | $1,035,600 | $23,953 |
| 2023 | $382,300 | $391,900 | $774,200 | $27,995 |
| 2022 | $382,300 | $391,900 | $774,200 | $27,298 |
| 2021 | $382,300 | $391,900 | $774,200 | $26,469 |
| 2020 | $382,300 | $391,900 | $774,200 | $25,718 |
| 2019 | $382,300 | $391,900 | $774,200 | $24,975 |
| 2018 | $208,000 | $391,900 | $599,900 | $18,854 |
| 2017 | $208,000 | $391,900 | $599,900 | $18,290 |
| 2016 | $107,400 | $376,300 | $483,700 | $17,824 |
| 2015 | $149,000 | $376,300 | $525,300 | $18,910 |
| 2014 | $149,000 | $376,300 | $525,300 | $18,511 |
| 2013 | $149,000 | $376,300 | $525,300 | $18,175 |
| 2012 | $158,900 | $391,300 | $550,200 | $17,529 |
| 2011 | $158,900 | $391,300 | $550,200 | $17,072 |
| 2009 | $147,300 | $227,400 | $374,700 | $17,461 |
| 2008 | $147,300 | $227,400 | $374,700 | $16,790 |
| 2007 | $147,300 | $227,400 | $374,700 | $15,849 |
Property facts
Year built
1880
Property type
single_family
Stories
—
Beds
3
Baths
3
Living area
—
Lot size
6,970 sqft
ZIP code
07040
City
Maplewood
Street
Mountain Ave
Coordinates
40.72971, -74.28462
Frequently asked questions
When did 21 Mountain Ave last sell?
No public-record sale is on file for 21 Mountain Ave.
What is the current tax assessment for 21 Mountain Ave?
The most recent total assessment for 21 Mountain Ave (year 2025) is $1,035,600 with $24,864 in property tax.
When was 21 Mountain Ave built?
21 Mountain Ave was built in 1880.
How does 21 Mountain Ave compare to others on Mountain Ave?
We track 7 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 21 Mountain Ave?
21 Mountain Ave is a 3 bed, 3 bath, 6,970 sqft lot single_family.
Is 21 Mountain Ave a flip candidate?
No — 21 Mountain Ave does not appear in our flips dataset.
Is 21 Mountain Ave a tax-appeal candidate?
No — 21 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
+4.5%
Implied 1-yr
+17.9%
2026 Q3
$1.23M
2026 Q4
$1.27M
ZIP 07040 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Mountain Ave