312 Mountain Ave
Monrovia, CA 91016
4 bd 4 ba 2,316 sqft Built 1947 Lot 19,236 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 | $437,554 | $1,067,818 | $1,505,372 | $20,152 |
| 2024 | $437,554 | $1,067,818 | $1,505,372 | $18,416 |
| 2023 | $326,165 | $1,026,354 | $1,352,519 | $17,941 |
| 2022 | $319,770 | $1,006,230 | $1,326,000 | $17,413 |
| 2021 | $225,269 | $100,547 | $325,816 | $4,762 |
| 2020 | $222,960 | $99,517 | $322,477 | $4,627 |
| 2019 | $218,589 | $97,566 | $316,155 | $4,444 |
| 2018 | $214,303 | $95,653 | $309,956 | $4,218 |
| 2017 | $210,101 | $93,778 | $303,879 | $4,137 |
| 2016 | $205,982 | $91,940 | $297,922 | $4,034 |
| 2015 | $202,888 | $90,559 | $293,447 | $3,946 |
| 2014 | $198,914 | $88,786 | $287,700 | $3,915 |
| 2013 | $198,016 | $88,385 | $286,401 | $3,896 |
| 2012 | $194,134 | $86,652 | $280,786 | $3,832 |
| 2010 | $190,328 | $84,953 | $275,281 | $3,786 |
| 2009 | $188,906 | $84,319 | $273,225 | $3,739 |
| 2008 | $116,231 | $82,863 | $199,094 | $2,786 |
| 2007 | $113,952 | $81,239 | $195,191 | $2,727 |
Property facts
Year built
1947
Property type
single_family
Stories
1
Beds
4
Baths
4
Living area
2,316 sqft
Lot size
19,236 sqft
ZIP code
91016
City
Monrovia
Street
Mountain Ave
Coordinates
34.14878, -117.98576
Comparable properties nearby
Frequently asked questions
When did 312 Mountain Ave last sell?
No public-record sale is on file for 312 Mountain Ave.
What is the current tax assessment for 312 Mountain Ave?
The most recent total assessment for 312 Mountain Ave (year 2025) is $1,505,372 with $20,152 in property tax.
When was 312 Mountain Ave built?
312 Mountain Ave was built in 1947.
How does 312 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 312 Mountain Ave?
312 Mountain Ave is a 4 bed, 4 bath, 2,316 sqft, 19,236 sqft lot single_family.
Is 312 Mountain Ave a flip candidate?
No — 312 Mountain Ave does not appear in our flips dataset.
Is 312 Mountain Ave a tax-appeal candidate?
No — 312 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
+14.0%
Implied 1-yr
+55.8%
2026 Q3
$3.12M
2026 Q4
$3.35M
ZIP 91016 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Mountain Ave