Listed by Pedro Torres Jr. DRE #02082088 First Class Platinum Brokers
Contact: 323-440-8113
For sale
$1,399,999
Est. $9,143/mo
5
bd
3 ba
3,073
sq ft

21380 Chirping Sparrow Rd, Diamond Bar, CA 91765

map-entry

About this home

Single-familyProperty Type
1980Year Built
0.37 acresLot Size
$456Price/Sq.Ft.
3 car garageParking
Listing updated:
Redfin checked: 3 minutes ago
Source:CRMLS #DW26185739
8 days on Redfin546 views11 favorites

Payment calculator

$9,143 per month

Principal and interest$7,358
Property taxes
HOA dues
Home insurance
Utilities
Down payment
20% ($280,000)
Home price
$1,399,999
Loan details
30-yr fixed, 6.88%
5 minutes to get started. No credit impact. 

See this home in person

This home is unavailable to tour on this day.

Open houses
No upcoming open houses.

Around this home

Schools

Castle Rock Elementary School

Public K-5 • Assigned • 0.6mi

10/10
South Pointe Middle School

Public 6-8 • Assigned • 2.0mi

10/10
Diamond Bar High School

Public 9-12 • Assigned • 1.3mi

10/10
Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Offer insights

21380 Chirping Sparrow Rd · $1,399,999
$1.45M and above
75% chance or better to win
Why $1.45M+ is a strong offer
DAYS ON MARKET
9 days
The average home goes pending in 41 days.
SALE-TO-LIST
100.5%
Most homes are selling 1% above list price.
About offer insights

Property details

  • Interior features
  • High ceilings (9 feet+)
  • Recessed lighting
  • Two-story ceilings
  • Open floor plan
  • Double pane windows with blinds and screens
  • Foyer
  • Bonus room
  • Converted bedroom
  • Family room
  • Bedrooms
  • All bedrooms upstairs
  • Main floor primary bedroom
  • Main floor bedroom
  • Walk-in closet
  • Bathrooms
  • Three full bathrooms
  • Double sinks in primary bath
  • Separate tub and shower
  • Walk-in shower
  • Main floor full bath
  • Bathtub
  • Kitchen
  • Garbage disposal
  • Microwave
  • Free-standing range
  • Dishwasher
  • Formal dining room
  • Breakfast nook
  • Open to living areas
  • Laundry & utility
  • Dedicated laundry room
  • Flooring
  • Tile
  • Carpet
  • Wood
  • Heating & cooling
  • Central cooling
  • Natural gas heating
  • Forced air
  • Central furnace
  • Has heating and cooling

Sale and tax history for 21380 Chirping Sparrow Rd

Public record

Beds
3
Baths
3
Stories
Lot width
Lot depth
Lot size
0.37 Acres
Year renovated
1982
Finished Sq. Ft.
3,073
Unfinished Sq. Ft.
Total Sq. Ft.
3,073
Year built
1980
Style
Single Family Residential
County
Los Angeles County
APN
8714022004
Parking Spaces
Basement
Accessible
HOA Dues
Garage
Features
Last updated by owner on Jul 9, 2026.

Local insights from Redfin agents

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

5/10 Fire Factor

6% chance of being in a wildfire in next 30 years

5/10 Heat Factor

4 days above 98° expected this year, 13 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

6/10 Air Factor

10 unhealthy days expected this year, 13 days in 30 years

Provided by First Street

Historical weather

Diamond Bar, CA • 91765
Average low and high temperatures (°F)
68
50
71
52
73
53
72
53
76
57
81
60
83
61
89
65
86
64
80
59
71
52
69
51
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Sun exposure

82/ 100

Very good sunlight

Sunscore

There appears to be minimal shading by surrounding buildings, terrain, and vegetation.

8.8 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap

Redfin Estimate for 21380 Chirping Sparrow Rd

$1,396,067
$3,932 under list price of $1.40M
Nearby comparable homes
The Redfin Estimate uses 6 recent nearby sales, priced between $1.3M to $1.8M.

More resources

Rental earnings

Est. $4,273 per month, based on comparable rentals

Tour this home with a Redfin agent.

Tour for free, no strings attached

Takes about 5 minutes & won't affect your credit 
Details provided by CRMLS and may not match the public record. Learn more.
Download the Redfin App on the Apple App Store
Download the Redfin App from the Google Play Store
GreatSchools Ratings provided by GreatSchools.org.