21584 Castleton St, Cupertino, CA 95014
Property image
Property image
OFF MARKET

21584 Castleton St
Cupertino, CA 95014

Monta Vista North
  • 4 Beds
  • 3 Baths
  • 2,327 sqft

$3,909,600

Trulia Estimate
as of Aug 5, 2026
Est. Refi. Payment $23,721/mo*

$3,909,600

Trulia Estimate
as of Aug 5, 2026
Est. Refi. Payment $23,721/mo*
4 Beds
3 Baths
2,327 sqft

Local Information

  • Map ViewExplore the area around 21584 Castleton St.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1973
Living Area
2,327 sqft
Price/Sqft
$1,680
Parking
Garage

About this House

Monta Vista School district. Great West Cupertino Area. Very quiet street. Recently updated and painted single family residence with a great floor plan.
- 4 bedrooms plus bonus room off the master.
- 2.5 baths
- Central A/C and water softener system
- Separate laundry-room,
- Separate family-room
- New wood pergo floors and new paint
- Remodeled kitchen with granite-counters
- All appliances included.
- Double pane windows
Contact Agent for showing.
Keller Williams Realty
DRE# 00955982

Available now, 1 year lease minimum, deposit, no pets, no smokers
Contact for appointment
21584 Castleton St, Cupertino, CA 95014 is a 4 bedroom, 3 bathroom, 2,327 sqft single-family home in Monta Vista North, built in 1973. More recently, it was listed as a rental in May 2020 with an asking price of $5,800 per month. That rental listing was removed on June 10, 2020. It is currently off market. The Trulia Estimate is $3,909,600, with a rent estimate of $6,981/month.

Home Details for 21584 Castleton St

Interior Features

Heating & Cooling
Heating: Forced AirCooling System: OtherHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 1Floors: Hardwood
Interior Details
Number of Rooms: 8
Appliances & Utilities
DryerWasher
Fireplace & Spa
Fireplace
Windows, Doors, Floors & Walls
Double Paned Windows

Property Information

Year Built
Year Built: 1973Year Updated: 1973
Property Type / Style
Property Type: Single Family HomeArchitecture: Other

Exterior Features

Parking & Garage
GarageParking: Garage Detached, Off Street

Community

Units in Building: 1

Lot Information

Lot Area: 8712 sqft

Price History for 21584 Castleton St

DatePriceEventSource
06/10/2020$5,800ListingRemovedAgent Provided
05/18/2020$5,800Listed For RentAgent Provided

Market trends in Cupertino

Last updated June 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$3.17M
$47.83K
MoM
Sale-to-List Price
104.2%
2.3%
MoM
Price per sq ft
$1.56K
$27
MoM
Available listings
79
10
MoM
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Property Tax and Assessment

Year2025
Tax$2,897
Assessment$153,929
Home facts updated by county records

Comparable Sales for 21584 Castleton St

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
0.10
Single-Family Home
$3,700,000
09/19/25
4
2.5
2,055
0.09
Single-Family Home
$4,060,000
05/18/26
4
2.5
2,412
0.13
Single-Family Home
$4,000,000
01/21/26
5
3
2,412
0.20
Single-Family Home
$3,800,000
01/12/26
4
3
2,102
0.39
Single-Family Home
$3,700,000
08/26/25
4
2.5
2,319
0.37
Single-Family Home
$4,015,000
04/10/26
4
2.5
2,206
0.15
Single-Family Home
$3,650,000
10/10/25
3
2
1,766
0.33
Single-Family Home
$3,350,000
05/13/26
4
3
2,055
0.38
Single-Family Home
$3,500,000
06/15/26
4
3
2,331
0.33
Single-Family Home
$2,675,000
07/09/26
4
3
1,659

Nearby homes

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Assigned Schools

These are the assigned schools for 21584 Castleton St.
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

Neighborhood Overview

Neighborhood stats provided by third party data sources.

What Locals Say about Monta Vista North

At least 24 Trulia users voted on each feature.
  • 93 % Say car is needed

  • 88 % Say it's dog friendly

  • 86 % Say parking is easy

  • 84 % Say yards are well-kept

  • 81 % Say there are sidewalks

  • 79 % Say it's quiet

  • 71 % Say people would walk alone at night

  • 65 % Say there's wildlife

  • 62 % Say neighbors are friendly

  • 62 % Say streets are well-lit

  • 61 % Say there's holiday spirit

  • 53 % Say they plan to stay for at least 5 years

  • 45 % Say there are community events

  • 38 % Say kids play outside

  • 34 % Say it's walkable to restaurants

  • 23 % Say it's walkable to grocery stores

Sourced by Trulia users. Learn more about our methodology.
  • Trulia User
    "Quiet communication. Friendly Neighbors. Lots of matured trees and great foothill view. Walk way to blackberry farm and Stevens creek. Great place to raise the family. "
  • Trulia User
    "Lived here 25 years. Close to biking and running. People in general are safe and care about their surroundings. "
  • Hwong21428
    "Safe for kids, four schools near by; from elementary to community college. Commute is convenient as well, next to 280 and 85. "
  • Vince P.
    "Wonderful area for kids, schools and local commutes. If you can afford the high rents and home prices "
  • Rgmenon
    "Very family friendly neighborhood. easy, walk to elementary, middle and high school. Excellent access to everything: jobs, parks, open space preserves (McClellan Ranch, Fremont Older), golf courses (Blackberry Farm and Deep CliffO"
  • Rgmenon
    "Have lived here for 14 years and it's a wonderful, family friendly neighborhood. Walking distance to nice hikes and with McClellan Ranch park, Blackberry Farm and Fremont Older Open Space Preserve close by."
  • Will O.
    "Family-friendly neighborhood to the point of excess. If you want to do anything PG-13 or higher, you'll have to drive to Sunnyvale."
  • Chefrociogomez
    "Traffic on the way back home from work all the time. The schools traffic is always challenging (Monta Vista, Kennedy and Lincoln)."
  • V_preising
    "Good schools and a nice community. I’ve live here over 15 years and have seen it grow up. Only issue is cost for housing"
  • Titosayshi
    "It is a very good school district, in the middle of everything, and close to my workplace. It also has several parks, restaurants, and places to hang out."
  • heytae
    "A very quiet street in one of the most sought-after neighborhoods of Cupertino. Right next to a nature's preserve with deers who sometimes walk right by the home."
  • Jenny
    "Everything about this area is perfect. Very large newer houses, beautifle parks, nice mountain view and golf course within 3 - 5 minute walking distance, quiet, well landscaped. It is also near some of the best schools in California and within 10 minute drive to top companies like HP, Apple, Symantec. "

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Homes for sale near 21584 Castleton St

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Off Market Homes Near 21584 Castleton St

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