397 Monaco Ave, Union City, CA 94587
Property image
Property image
OFF MARKET

$955,200

Trulia Estimate
  • 3 Beds
  • 2 Baths
  • 1,092 sqft

397 Monaco Ave, Union City, CA 94587

Est. Refi. Payment $6,104/mo*
Refinance Your Home
Currently Off Market - Sold Jul 28, 2010 for $330,000

Home Value

Trulia Estimate
$955K
Since last month
Decreased$4K (-0.4%)
Since last year
Increased$1K (+0.1%)
Since last sale
Increased$625K (+189.5%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +51% in the last 10 years
MonthEstimated value
2026
August 2026$955K
August 2026$954K
July 2026$959K
June 2026$971K
May 2026$985K
April 2026$998K
March 2026$1.02M
February 2026$996K
January 2026$953K
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
431 Monaco Ave, Union City, CA
0.06
Single-Family Home
$1,258,800
09/15/25
4
2
2,016
352 Monte Carlo Ave, Union City, CA
0.08
Single-Family Home
$1,330,000
04/08/26
4
2
1,946
373 Appian Way, Union City, CA
0.07
Single-Family Home
$930,000
01/08/26
4
2
1,920
320 Appian Way, Union City, CA
0.11
Single-Family Home
$1,200,000
06/26/26
5
2
1,584
355 Appian Way, Union City, CA
0.08
Single-Family Home
$1,230,000
10/22/25
5
2
1,584
343 Appian Way, Union City, CA
0.06
Single-Family Home
$1,330,000
04/07/26
5
2
1,908
435 Monaco Ave, Union City, CA
0.07
Single-Family Home
$1,280,000
10/15/25
4
2.5
1,836
365 Monaco Ave, Union City, CA
0.06
Single-Family Home
$1,420,000
10/31/25
5
4
2,031
366 Monte Carlo Ave, Union City, CA
0.06
Single-Family Home
$1,390,000
03/05/26
4
3
2,098
351 Riviera Dr, Union City, CA
0.23
Single-Family Home
$1,300,000
05/08/26
4
2
2,088

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
410 Monaco Ave, Union City, CA 94587
0.05
$1,575,000
4
2
3,153
Recently Sold
373 Appian Way, Union City, CA 94587
0.07
$930,000
4
2
1,920
Recently Sold
431 Monaco Ave, Union City, CA 94587
0.06
$1,246,900
4
2
2,016
Off Market
400 Appian Way, Union City, CA 94587
0.10
-
-
-
-
Off Market
355 Appian Way, Union City, CA 94587
0.08
$1,223,200
5
2
1,584
Off Market
394 Appian Way, Union City, CA 94587
0.11
$519,000
-
-
-
Recently Sold
435 Monaco Ave, Union City, CA 94587
0.07
$1,273,000
4
2.5
1,836
Off Market
365 Monaco Ave, Union City, CA 94587
0.06
$1,412,000
5
4
2,031
Off Market
Address Not Disclosed, Union City, CA 94587
0.06
$1,395,200
4
2
1,974
Off Market
320 Appian Way, Union City, CA 94587
0.11
$1,200,000
5
2
1,584
Recently Sold
Address Not Disclosed, Union City, CA 94587
0.10
$1,074,900
3
2
1,786
Off Market
366 Monte Carlo Ave, Union City, CA 94587
0.06
$1,390,000
4
3
2,098
Recently Sold

Local Information

  • Map ViewExplore the area around 397 Monaco Ave.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 1965
1,092 sqft
$875/sqft
Garage

About this House

Remodeled Kitchen featuring oak cabinets with tile counters. 2 remodeled bathrooms. New bamboo hardwood flooring throughout. New tiled floor in kitchen. Upgrades include dual pane windows,roll up garage door, copper plumbing, side access. New roof. AC. Landscape backyard. Sold
397 Monaco Ave, Union City, CA 94587 is a 3 bedroom, 2 bathroom, 1,092 sqft single-family home built in 1965. It last sold for $330,000 on Jul 28, 2010. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $955,200, with a rent estimate of $3,741/month.

Home Details for 397 Monaco Ave

Interior Features

Levels, Entrance, & Accessibility
Stories: 1Floors: Tile, Hardwood
Interior Details
Number of Rooms: 5Types of Rooms: Master BathCeiling Fan
Appliances & Utilities
Cable ReadyDishwasherDisposalDryerMicrowaveRefrigeratorWasher
Fireplace & Spa
Fireplace
Windows, Doors, Floors & Walls
Double Paned Windows

Property Information

Year Built
Year Built: 1965Year Updated: 1967
Property Type / Style
Property Type: Single Family HomeArchitecture: Other

Exterior Features

Exterior Home Features
Exterior: Stucco, BrickGardenLawnPatioSprinkler System
Parking & Garage
GarageParking Spaces: 6Parking: Garage Attached

Community

Units in Building: 1

Lot Information

Lot Area: 4425 sqft

Mobile R/V

RV Parking
Rv Parking

Price and Tax history

DateEventPrice
Jul 28, 2010
Source: N/A
Sold
$330,000
Jun 11, 2010
Source: Agent Provided
Listed For Sale
$314,900
Oct 30, 2008
Source: N/A
Sold
$293,250
Sep 2, 2005
Source: Bay East AOR #40099995
Sold
$585,000
Nov 20, 1998
Source: N/A
Sold
$166,000

Market trends in Union City

Last updated August 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$1.26M
$38.33KMoM
Sale-to-List Price
100.7%
0.7%MoM
Price per sq ft
$724
$25MoM
Available listings
78
14MoM

Around this home

What Locals Say about Union City

At least 349 Trulia users voted on each feature.

  • 88 % Say there are sidewalks

  • 85 % Say it's dog friendly

  • 76 % Say car is needed

  • 72 % Say parking is easy

  • 70 % Say yards are well-kept

  • 68 % Say streets are well-lit

  • 63 % Say there's holiday spirit

  • 63 % Say it's walkable to grocery stores

  • 62 % Say it's quiet

  • 61 % Say kids play outside

  • 61 % Say they plan to stay for at least 5 years

  • 59 % Say it's walkable to restaurants

  • 50 % Say people would walk alone at night

  • 44 % Say neighbors are friendly

  • 34 % Say there's wildlife

  • 25 % Say there are community events

Sourced by Trulia users. Learn more about our methodology.
  • Jason Wolfe
    "I don’t like the dog owners they are a threat to my kids. Please less dogs I don’t like the dog owners they are a threat to my kids. Please less dogs "
    0
    Flag
  • Hema Segaran
    "Commute is great, never had issues . Neighbors are awesome and the people in union city dont bother you as long as you mind your own business "
    0
    Flag
  • Vgarcia55
    "Very Centralized location. 20-30 min to down town Oakland. 20-30 minutes to San Jose. Bart to Oakland is 20-30 minutes. Bart to SF 40-45. "
    0
    Flag
  • Trulia User
    "I like the area and the proximity to all the shopping and easy access to the various freeways and interstates"
    1
    Flag
  • Trulia User
    "Good schools and many parks in the area, easy access to various malls and shopping areas Costco and "
    1
    Flag
  • Trulia User
    "I work remote and do not have to drive to the office at all so it is not an issue for me. I really don’t have a commute since I work from home. "
    0
    Flag
  • Charlie M.
    "It’s small, it has one highschool, it has the library police station and city hall all in one area close to the highschool. "
    0
    Flag
  • Charlie M.
    "There is a lot of traffic but the ya te building a new fasttrack lane so that should improve things. I also use Bart to go to the city to beat traffic "
    3
    Flag
  • Kristenclinging
    "Far away from all freeways, hassle when going far distance. Heavier traffic on main roads ex. Mission blvd"
    0
    Flag
  • Bnjenkins23
    "Good commute. No stress. Reasonable. Traffic moves at a reasonable pace at all times. In 2 years, I haven’t gotten frustrated."
    1
    Flag
  • Jean A. M.
    "Union City is a nice, quiet, clean, and safe neighborhood to live in. Easy to access major highways like 84, 880, 680, and the 92."
    2
    Flag
  • Information.from.sage
    "I enjoy the trail, walks, stroll, wagon, biking and views of Cayote Hills, fields, farms, water fountains and sunset embued with blue and peach hues. "
    0
    Flag
  • Rajvirgomez
    "people are very friendly and helpful close to the stores and schools are very close and good. it's very safe area no crime. I'm leaving in this area from 6 years "
    1
    Flag
  • Sohel
    "Good to have Summer fair and community park events Kids playgrounds also helps "
    0
    Flag
  • Kristenclinging
    "Schools are over crowded. Only one Highschool in the area 5000+ students. However one of the best districts in the area"
    3
    Flag
  • Joercorrales
    "I am not aware of any community events. Most of the recreational parks and small businesses are what make the area special."
    0
    Flag
  • Jojo510flores
    "its a good area to live seems safe . not much police activity. except the loud noises of young adults scretching there cares know and then"
    0
    Flag
  • Rbdomingo15
    "Safe for kids healthy environment clean sites and park friendly neighborhood quiet and have privacy "
    0
    Flag
  • Myanhdtruong
    "There are a lot of parks nearby. The schools are not that great. There is public transit nearby. A lot of cats in the neighborhood."
    0
    Flag
  • Myanhdtruong
    "A lot of people have dogs here and they walk them around the neighborhood, and take them to nearby parks"
    0
    Flag
  • Hammad K.
    "Dogs are walked and people walked through the streets. Streets are well lit for the most part. Cops do patrol through every so often. "
    0
    Flag
  • Sherry L.
    " We have many families. Schools are amazing. The homes are mostly well maintained by the homeowners. I’ve been here 21 years with my family who are special needs children and we find services to be satisfactory"
    0
    Flag
  • Rickgarcia1979
    "You have to avoid Union City Blvd from 2-5pm. Feels like I’m locked in my own neighborhood. It’s getting worse every year "
    1
    Flag
  • Toddalanspear
    "We have a great farmers market nearby with local fresh fruits and vegetables. Local honey can be found here. Fresh seafood can also be found here. Some items are seasonally. "
    0
    Flag
  • Allen B.
    "Great place. Several schools, easy to get to freeway, both Dumbarton and San Mateo bridges are close. "
    0
    Flag
  • Toddalanspear
    "Lots of dog owners in union city, plenty of parks to take your dog to. Dogs are great companions to go on walks with."
    0
    Flag
  • Dyasmean
    "The community the people and safety. A lot of different cultures, a lot of interesting activities like sports and cultural activities "
    0
    Flag
  • Kafil
    "I have lived here for 20 years, friendly community, not extremely crowded, lot of good places for hiking"
    0
    Flag
  • Kerry H.
    "I’ve lived in my house for 26 years. 18 years ago there were lots of kids playing in the neighborhood but now everyone is grown and gone away. Neighborhood is super quiet and very safe. Lots of original owners."
    1
    Flag
  • Billicferrell
    "I've lived here 10 years. I miss having a home with a yard. The area is expensive, especially for a small apartment."
    0
    Flag
  • Mhylia20
    "my community acts like more of a family and its amazing cause most people dont act this way with others"
    0
    Flag
  • Cornelio R.
    "christmas, july fourth celebration, new year, halloween, football and basketball finals, boxing championship."
    0
    Flag
  • Hailey M.
    "I’ve lived in this neighborhood for 2 years. The neighborhood is very peaceful. The neighbors are friendly."
    1
    Flag
  • Kaylasavage
    "I’ve lived here my whole life, it’s safe cute & everyone knows everybody. Plus a school & Parks all over ! "
    0
    Flag
  • Darren C.
    "My neighborhood is quiet and neighbors look out for each other. There is a park very close by and it’s great to be able to go anytime we want. Traffic is not too bad either so that’s a great plus. It is also close to both San Francisco and San Jose so jobs are easy to come by for people in tech."
    0
    Flag

LGBTQ Local Legal Protections

Frequently asked questions about 397 Monaco Ave

  • What is 397 Monaco Ave estimated to be worth?
    Trulia's estimated value for 397 Monaco Ave in Union City, CA is $955,200.
  • What is the price history for 397 Monaco Ave?
    397 Monaco Ave in Union City, CA last sold for $330,000 in July 2010.
  • Is Union City a buyer's or seller's market?
    Union City is currently a seller's market, based on recent for-sale activity.
  • What's the median sale price in Union City?
    The median sale price in Union City is $1.26M. That is down $38.33K from the prior month.
  • Does 397 Monaco Ave have laundry facilities?
    Yes, 397 Monaco Ave in Union City, CA has in-unit laundry.
  • How big is the lot at 397 Monaco Ave?
    The lot at 397 Monaco Ave in Union City, CA is about 0.10 acres (4,425 sq ft).

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Off Market Homes Near 397 Monaco Ave

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