429 Monaco Ave, Union City, CA 94587
OFF MARKET

429 Monaco Ave
Union City, CA 94587

  • 6 Beds
  • 2 Baths
  • 1,932 sqft

$1,216,100

Trulia Estimate
as of Aug 22, 2026
Est. Refi. Payment $7,518/mo*
Refinance Your Home

$1,216,100

Trulia Estimate
as of Aug 22, 2026
Est. Refi. Payment $7,518/mo*
Refinance Your Home
6 Beds
2 Baths
1,932 sqft

Home Value

Trulia Estimate
$1.22M
Since last month
Decreased$17K (-1.4%)
Since last year
Increased$3K (+0.2%)
Since last sale
Increased$568K (+87.3%)
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 +60% in the last 10 years
MonthEstimated value
2026
August 2026$1.22M
July 2026$1.23M
June 2026$1.25M
May 2026$1.29M
April 2026$1.28M
March 2026$1.32M
February 2026$1.27M
January 2026$1.19M
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
373 Appian Way, Union City, CA
0.13
Single-Family Home
$930,000
01/08/26
4
2
1,920
343 Appian Way, Union City, CA
0.12
Single-Family Home
$1,330,000
04/07/26
5
2
1,908
355 Appian Way, Union City, CA
0.14
Single-Family Home
$1,230,000
10/22/25
5
2
1,584
423 Riviera Dr, Union City, CA
0.17
Single-Family Home
$1,130,000
08/25/25
5
2
1,932
352 Monte Carlo Ave, Union City, CA
0.10
Single-Family Home
$1,330,000
04/08/26
4
2
1,946
320 Appian Way, Union City, CA
0.17
Single-Family Home
$1,200,000
06/26/26
5
2
1,584
435 Monaco Ave, Union City, CA
0.02
Single-Family Home
$1,280,000
10/15/25
4
2.5
1,836
365 Monaco Ave, Union City, CA
0.11
Single-Family Home
$1,420,000
10/31/25
5
4
2,031
366 Monte Carlo Ave, Union City, CA
0.08
Single-Family Home
$1,390,000
03/05/26
4
3
2,098
351 Riviera Dr, Union City, CA
0.25
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
435 Monaco Ave, Union City, CA 94587
0.02
$1,270,600
4
2.5
1,836
Off Market
410 Monaco Ave, Union City, CA 94587
0.05
$1,575,000
4
2
3,153
Recently Sold
Address Not Disclosed, Union City, CA 94587
0.06
$1,081,500
3
2
1,786
Off Market
Address Not Disclosed, Union City, CA 94587
0.06
$1,402,100
4
2
1,974
Off Market
366 Monte Carlo Ave, Union City, CA 94587
0.08
$1,390,000
4
3
2,098
Recently Sold
365 Monaco Ave, Union City, CA 94587
0.11
$1,420,000
5
4
2,031
Recently Sold
352 Monte Carlo Ave, Union City, CA 94587
0.10
$1,330,000
4
2
1,946
Recently Sold
373 Appian Way, Union City, CA 94587
0.13
$930,000
4
2
1,920
Recently Sold
394 Riviera, Travis Afb, CA 94535
0.11
$1,085,900
3
2
1,500
Off Market
355 Appian Way, Union City, CA 94587
0.14
$1,230,000
5
2
1,584
Recently Sold
400 Appian Way, Union City, CA 94587
0.14
-
-
-
-
Off Market
394 Appian Way, Union City, CA 94587
0.15
$519,000
-
-
-
Recently Sold

Local Information

  • Map ViewExplore the area around 429 Monaco Ave.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1965
Living Area
1,932 sqft
Price/Sqft
$629
Parking
Garage

About this House

This single-family home is located at 429 Monaco Ave, Union City, CA. 429 Monaco Ave is in Union City, CA and in ZIP code 94587. This property has 6 bedrooms, 2 bathrooms and approximately 1,932 sqft of floor space. This property has a lot size of 7274 sqft and was built in 1965.
429 Monaco Ave, Union City, CA 94587 is a 6 bedroom, 2 bathroom, 1,932 sqft single-family home built in 1965. It last sold for $650,000 on Oct 7, 2022. It is currently off market. The Trulia Estimate is $1,216,100, with a rent estimate of $5,313/month.

Home Details for 429 Monaco Ave

Interior Features

Levels, Entrance, & Accessibility
Stories: 1
Interior Details
Number of Rooms: 9

Property Information

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

Exterior Features

Parking & Garage
GarageParking: Garage Attached

Community

Units in Building: 1

Lot Information

Lot Area: 7274 sqft

Price and Tax history

DateEventPrice
Oct 7, 2022
Source: N/A
Sold
$650,000

Market trends in Union City

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$1.3M
$51.83KMoM
Sale-to-List Price
101.4%
0.7%MoM
Price per sq ft
$762
$1MoM
Available listings
91
17MoM

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 429 Monaco Ave

  • What is 429 Monaco Ave estimated to be worth?
    Trulia's estimated value for 429 Monaco Ave in Union City, CA is $1,216,100.
  • What is the price history for 429 Monaco Ave?
    429 Monaco Ave in Union City, CA last sold for $650,000 in October 2022.
  • 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 $1.3M. That is up $51.83K from the prior month.
  • How big is the lot at 429 Monaco Ave?
    The lot at 429 Monaco Ave in Union City, CA is about 0.17 acres (7,274 sq ft).
  • Does 429 Monaco Ave have a garage?
    Yes, 429 Monaco Ave in Union City, CA has a garage.

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