3121 Platte Dr, Costa Mesa, CA 92626
OFF MARKET

3121 Platte Dr
Costa Mesa, CA 92626

  • 3 Beds
  • 2 Baths
  • 1,358 sqft

$1,249,900

Trulia Estimate
as of Jul 29, 2026
Est. Refi. Payment $7,440/mo*
Refinance Your Home

$1,249,900

Trulia Estimate
as of Jul 29, 2026
Est. Refi. Payment $7,440/mo*
Refinance Your Home
3 Beds
2 Baths
1,358 sqft

Local Information

  • Map ViewExplore the area around 3121 Platte Dr.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1964
Living Area
1,358 sqft
Price/Sqft
$920
Parking
Garage

About this House

Great Location! Lovely 3 Bedroom, 2 Bath home with spacious living room and eating area. Enjoy the highlights of a corner lot with well manicured landscaping and large patio area for entertaining. Must see!
3121 Platte Dr, Costa Mesa, CA 92626 is a 3 bedroom, 2 bathroom, 1,358 sqft single-family home built in 1964. It last sold for $510,000 on Feb 13, 2013. It is currently off market. The Trulia Estimate is $1,249,900, with a rent estimate of $4,876/month.

Home Details for 3121 Platte Dr

Interior Features

Heating & Cooling
Heating: OtherAir ConditioningCooling System: CentralHeating Fuel: Other
Levels, Entrance, & Accessibility
Stories: 1Floors: Carpet
Interior Details
Number of Rooms: 3

Exterior Features

Exterior Home Features
Roof: OtherExterior: Stucco, Wood
Parking & Garage
GarageParking Spaces: 2Parking: Garage Attached

Property Information

Year Built
Year Built: 1964
Property Type / Style
Property Type: Single Family Home

Lot Information

Lot Area: 6577 sqft

Price History for 3121 Platte Dr

DatePriceEventSource
02/13/2013$510,000Sold
N/A
11/16/2012$539,900Listed For SaleAgent Provided

Market trends in Costa Mesa

Last updated June 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$1.38M
$22.67KMoM
Sale-to-List Price
100.1%
0.2%MoM
Price per sq ft
$847
$22MoM
Available listings
165
6MoM
Skip to last item
  • Results are loading
Skip to first item

Property Tax and Assessment

Year2025
Tax$7,666
Assessment$628,023
Home facts updated by county records

Comparable Sales for 3121 Platte Dr

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
3143 Canadian Dr, Costa Mesa, CA
0.08
Single-Family Home
$1,390,000
02/23/26
3
2
1,312
770 Hudson Ave, Costa Mesa, CA
0.10
Single-Family Home
$1,025,000
08/12/25
4
2
1,505
782 Hudson Ave, Costa Mesa, CA
0.10
Single-Family Home
$1,088,000
10/07/25
4
2
1,505
746 Hudson Ave, Costa Mesa, CA
0.14
Single-Family Home
$1,191,203
01/27/26
4
2
1,490
13651 Olympic Ave, Costa Mesa, CA
0.16
Single-Family Home
$1,140,000
07/09/26
4
2
1,493
3067 Trinity Dr, Costa Mesa, CA
0.17
Single-Family Home
$1,412,500
09/25/25
4
2
1,966
930 Helena Cir, Costa Mesa, CA
0.42
Single-Family Home
$1,425,000
02/10/26
3
2
1,660
917 Helena Cir, Costa Mesa, CA
0.41
Single-Family Home
$1,420,000
03/26/26
3
2
1,660
2864 Drake Ave, Costa Mesa, CA
0.55
Single-Family Home
$1,150,000
10/10/25
3
2
1,282
952 Cheyenne St, Costa Mesa, CA
0.41
Single-Family Home
$1,300,000
04/07/26
4
2
1,540

Nearby homes

Get a sense of prices in the area by checking nearby homes.
Skip to last item
Skip to first item

Assigned Schools

These are the assigned schools for 3121 Platte Dr.
View nearby schools on GreatSchools
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

What Locals Say about Costa Mesa

At least 985 Trulia users voted on each feature.

  • 92 % Say it's dog friendly

  • 89 % Say there are sidewalks

  • 84 % Say car is needed

  • 78 % Say it's walkable to restaurants

  • 71 % Say there's holiday spirit

  • 70 % Say it's walkable to grocery stores

  • 66 % Say streets are well-lit

  • 66 % Say people would walk alone at night

  • 62 % Say yards are well-kept

  • 61 % Say parking is easy

  • 61 % Say kids play outside

  • 54 % Say it's quiet

  • 54 % Say they plan to stay for at least 5 years

  • 54 % Say neighbors are friendly

  • 50 % Say there's wildlife

  • 27 % Say there are community events

Sourced by Trulia users. Learn more about our methodology.
  • 4qrsyhj9hv
    "I’m live in Costa Mesa since in 3 years the area is safe and Nighborhod is safe and close to Newport Beach and fun places "
    0
    Flag
  • Kayla Marie
    "Public transit is amazing in this city, bus comes every 20 mins in most areas here (: Even riding my bike is a great way to get around, everything is super close and I have really enjoyed the mostly flat streets and bike lanes provided by the city"
    0
    Flag
  • Luka J
    "Close to all freeways. My commute is only 12-18 minutes depending on traffic. Even with traffic I have access to backstreets if needed."
    0
    Flag
  • Lyndsay Jackson
    "Eastside Costa Mesa is a family friendly neighborhood. Backbay is a good place to exercise and meet up with friends for a casual walk "
    0
    Flag
  • ssbiken
    "It’s a safe neighborhood very nice community park.well lit has pool, tennis, racket ball courts clean bathrooms and out side shower after swimming in the pool to rinse off"
    0
    Flag
  • Albert Luu
    "OC Fair holding events weekly and Segerstrom Performing Art Center having great events weekly. Also the availability of many restaurants all within a short drive. "
    0
    Flag
  • Mrobbins055
    "It’s on the boarder of Newport and Costa Mesa and it feels very safe. I walk with my baby and dog daily."
    0
    Flag
  • ssbiken
    "You can walk to the mall and grocery store if you wanted to.The bus is within walking distance. Nice area to live for people with children."
    0
    Flag
  • Tina Gutierrez
    "I have a hybrid work schedule and am lucky enough to not have to commute on thee freeway unless I want to. "
    1
    Flag
  • ssbiken
    "A well kept environment owner show that they are proud of their community. It is a great place to raise children, dog friendly and close to stores, restaurants, and local mall."
    1
    Flag
  • Tina Gutierrez
    "A mix of old and new homes with generous sprinkles of rentals. Very walk-friendly with a neighborhood feel. Lots of spots to eat and grab drinks. "
    1
    Flag
  • Trulia User
    "New development mixed with 1950-1960 older housing. Shaved driveways mixed with track homes. Good schools and well maintained parks."
    0
    Flag
  • Trulia User
    "The back bay is by far the best benefit of living in this neighborhood. Lots of noise from the airport but you get used to it. "
    0
    Flag
  • Trulia User
    "Everyone smiles as you walk by on the sidewalk. Very friendly people. Considerate neighbors. A few bad apples, but that’s everywhere. "
    4
    Flag
  • Maria M.
    "Very important for parents to know that our neighborhoods are over populated and unfortunately we no longer have the the city of Costa Mesa code enforcement making sure codes are being enforced. To many fast food restaurants that people litter and drive very fast in residential areas. "
    40
    Flag
  • Crashowe
    "Different styles of houses and different ethnicities , cozy home - some not too big or too new etc etc "
    0
    Flag
  • Cristina
    "People walk their dogs all of the time. Poop bags available as well to keep the community clean. "
    0
    Flag
  • Sheryldye
    "Great access to freeways and major roads . Less than 5 minutes to South Coast Plaza , movie theaters and multiple grocery stores . "
    8
    Flag
  • Jimmy H.
    "Very centrally located, for shops, groceries, freeways and my work. I lived here on and off for many years. "
    2
    Flag
  • Lauriehipp
    "My neighborhood provides great public access and well lit sidewalks. We have a well working traffic lights and signs for us to get directions. "
    0
    Flag
  • Nicweinstein
    "Accessibility from residential to freeways, shops, ocean with lots of great hangs all close to each other!"
    0
    Flag
  • Kym M.
    "OC Fair comes from July through August in the summertime. But Costa Mesa doesn’t really have a lot of community events. "
    0
    Flag
  • Sarah T.
    "I live in a gated community and feel safer that way. I would say the surrounding apartments/neighborhoods aren’t as nice as my community but if you drive 2-3min in each direction it’s a lot nicer over there. Like that I’m only 15min away from the beach too"
    9
    Flag
  • Diego_diaz90
    "Small pockets of a diverse community make it nice to live in the area. Neighborhood is slowly changing though"
    0
    Flag
  • Cassandra M.
    "there are a lot of people who walk their dogs in this area - dogs of all sizes! There are not a ton of huge lawns. "
    0
    Flag
  • Destiny
    "coyotes are a real big problem there are a lot of different sectors of Costa Mesa. mostly nice got families. "
    0
    Flag
  • Amyshepherd
    "Dog parks could be better maintained, and area could be more dog friendly, but there have been improvements, more restaurants / business allow dogs"
    0
    Flag
  • Destiny
    "mostly family oriented. certain neighborhoods get to know eachother more than others. not all neighborhoods are equal. all four corners are very different neighborhoods in their own special way."
    0
    Flag
  • Mmhauser1
    "Limited sidewalks and lots of joggers/ walkers make it difficult during rush hour to pass other fellow walkers "
    0
    Flag
  • Arutianr
    "There are a lot of events like concerts in the park, annual fish fry, and neighborhood gatherings to build community"
    0
    Flag
  • Azucena R. G.
    "alot of the community around have dogs and plenty love to walk them around their neighborhoods theres also a dog park driving distance near that's on Newport boulevard going South bound by the fair grounds. just always remember to take ur goody bag with u in order to always pick up after ur canine. and always their water. "
    4
    Flag
  • Diana L.
    "Nice close to john Wayne shopping malls everything Is Close by. Ppl are kind Trader Joe’s is up the block Bloomies is down the street and a lot of restaurants "
    0
    Flag
  • Seanpatrick7
    "Lots of folks walking their dogs. However, sometimes there are liquor bottles, chicken bones, or other dangerous items on the sidewalks."
    1
    Flag
  • Dan D.
    "Up and coming neighbored people are nice lots of good schools and restaurants . Beach close and good coastal breezes "
    1
    Flag
  • Joelle S.
    "We’re right next to the OC fairgrounds. There’s always an event going on. It’s close to the freeway for travel. The location close to Back Bay which is great for walks or workouts. "
    1
    Flag
  • Hookashley
    "The neighborhood has lots of local, walkable restaurants. Plus, many more opening every month... lots of growth here."
    1
    Flag
  • Joannbkenyon
    "Great neighborhood but most parents take their kids to other schools in the Mesa Verde area. Great trick or treating. Great for walking and biking around. "
    1
    Flag
  • dorothy p
    "orange county fair grounds, lots of churches, south coast plaza, orange coast college, triangle square entertainment center, the beaches."
    1
    Flag
  • Jon D.
    "It’s great to walk your kids and your dogs in the evening but it doesn’t make sense not to pick up after your dog"
    1
    Flag
  • Azucenagarcia8823
    "we have firefighters open houses, community events, womens community clubs, for 4th of july theres always local schools being represented. "
    0
    Flag

LGBTQ Local Legal Protections

Apartments for Rent

Skip to last item
Skip to first item

Explore by feature - Pet Friendly

103 pet-friendly rentals in Costa Mesa, CA

Explore by feature - Garage

74 rentals with a garage in Costa Mesa, CA

Explore by feature - Air Conditioning

71 rentals with air conditioning in Costa Mesa, CA

Explore by feature - Pool

69 rentals with a pool in Costa Mesa, CA

Explore by feature - Washer/dryer

80 rentals with a washer/dryer in Costa Mesa, CA

Explore by feature - Outdoor Space

33 rentals with an outdoor space in Costa Mesa, CA

Homes for sale near 3121 Platte Dr

Skip to last item
Skip to first item

Off Market Homes Near 3121 Platte Dr

Skip to last item
Skip to first item