Google street view image for 21 Hidden Valley Rd, Monrovia, CA 91016

Off Market Feb 2000 for $590K

$1,959,808

Est. refi paymentEst. refi $3,833/mo

•

4 ba

•

3,014

sq ft

21 Hidden Valley Rd, Monrovia, CA 91016

About this home

21 Hidden Valley Rd is a 3,014 square foot house on a 0.42 acre lot with 4 bedrooms and 4 bathrooms. - it last sold on February 29, 2000 for $590,000. Based on Redfin's Monrovia data, we estimate the home's value is $1,959,808.

Single-familyProperty Type

1999Year Built

0.42 acresLot Size

$650Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,959,808

$1.4M since sold in February 2000$9,000 since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 7.8% lower than the average sale price ($2.13M) of 6 comparable homes.

SOLD JUN 12, 2026
$1,796,888
A
4 beds3 baths2,555 sq ft
214 Canyon Crst, Monrovia, CA 91016
SOLD APR 9, 2026
$2,700,000
B
4 beds4.5 baths3,914 sq ft
102 Mill Run, Monrovia, CA 91016
SOLD MAY 8, 2026
$1,980,000
C
5 beds4.5 baths3,523 sq ft
34 Hidden Valley Rd, Monrovia, CA 91016
SOLD JUN 16, 2026
$2,100,000
D
3 beds3.5 baths2,582 sq ft
888 Oakglade, Monrovia, CA 91016
Century 21 Adams & Barnes
SOLD APR 21, 2026
$1,979,000
E
4 beds2.5 baths3,045 sq ft
1069 Briarcliff Rd, Monrovia, CA 91016
SOLD JUN 4, 2026
$2,200,000
F
4 beds3 baths3,620 sq ft
307 N Terrace Vw, Monrovia, CA 91016

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Earn from this home

Sell

$1,765,573

Est. take-home

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Refinance

Est. cash available

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Rent

$5,416/mo

Redfin rental estimate

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Market trends in 91016, CA

Last updated August 2026

Buyer's Market

Seller's Market

Balanced market

Sale-to-List Price

101.8%

0.7% MoM

Median sale price

$1.0M

$5K MoM

Avg. days on market

43d

5 days MoM

Recently sold homes

7 MoM

New listings for sale

$729,888
2 beds2 baths798 sq ft
2462 graydon Ave, Monrovia, CA 91016
COMING SOON
$1,730,000
4 beds3 baths2,232 sq ft
418 N Myrtle, Monrovia, CA 91016
Keller Williams Realty
$1,130,000
4 beds2 baths1,479 sq ft
225 Andre St, Monrovia, CA 91016
$799,000
4 beds2 baths1,588 sq ft
203 Benrud St, Monrovia, CA 91016
OPEN WED, 11AM TO 2PM
$1,100,000
3 beds2 baths1,460 sq ft
245 Valle Vista Ave, Monrovia, CA 91016
Keller Williams Realty
$989,000
3 beds1.5 baths1,934 sq ft
234 N Magnolia, Monrovia, CA 91016
Keller Williams Realty
$988,000
3 beds3 baths1,990 sq ft
430 W Walnut, Monrovia, CA 91016
HUNTINGTON REALTY GROUP CO.
$849,900
3 beds2 baths1,232 sq ft
809 S Mayflower Ave, Monrovia, CA 91016
Keller Williams Realty
$1,750,000
4 beds2 baths1,383 sq ft
305 E Camino Real, Monrovia, CA 91016
High Ten Partners, Inc.
$1,790,000
6 beds3 baths1,850 sq ft
2346-2346 1/2 Fairgreen Ave, Monrovia, CA 91016
High Ten Partners, Inc.
See all

Provided by Redfin

Sale history for 21 Hidden Valley Rd

Year

Property tax

Land + Additions

Assessment*

2025

$12,247 (+2.5%)

$426,348 + $480,451

$906,799

2024

$11,944 (+2.4%)

$426,348 + $480,451

$906,799

2023

$11,667 (+3.0%)

$417,989 + $471,031

$889,020

2022

$11,323 (+2.1%)

$409,794 + $461,796

$871,590

2021

$11,091 (+3.2%)

$401,759 + $452,742

$854,501

2020

$10,745 (+1.8%)

$393,882 + $443,865

$837,747

2019

$10,552 (+1.6%)

$389,844 + $439,314

$829,158

2018

$10,384 (+2.0%)

$382,200 + $430,700

$812,900

2017

$10,181 (+2.2%)

$367,359 + $413,976

$781,335

2016

$9,966 (+2.2%)

$367,359 + $413,976

$781,335

2015

$9,747 (+1.0%)

$360,156 + $405,859

$766,015

2014

$9,648 (+2.1%)

$347,798 + $391,933

$739,731

2012

$9,449 (+1.9%)

$346,227 + $390,162

$736,389

2011

$9,275 (+2.2%)

$339,439 + $382,512

$721,951

2010

$9,073 (+0.2%)

$332,784 + $375,012

$707,796

2009

$9,052 (+3.5%)

$330,297 + $372,210

$702,507

2008

$8,743

$331,082 + $373,095

$704,177

Tax history for 21 Hidden Valley Rd

Year

Property tax

Land + Additions

Assessment*

2025

$12,247 (+2.5%)

$426,348 + $480,451

$906,799

2024

$11,944 (+2.4%)

$426,348 + $480,451

$906,799

2023

$11,667 (+3.0%)

$417,989 + $471,031

$889,020

2022

$11,323 (+2.1%)

$409,794 + $461,796

$871,590

2021

$11,091 (+3.2%)

$401,759 + $452,742

$854,501

2020

$10,745 (+1.8%)

$393,882 + $443,865

$837,747

2019

$10,552 (+1.6%)

$389,844 + $439,314

$829,158

2018

$10,384 (+2.0%)

$382,200 + $430,700

$812,900

2017

$10,181 (+2.2%)

$367,359 + $413,976

$781,335

2016

$9,966 (+2.2%)

$367,359 + $413,976

$781,335

2015

$9,747 (+1.0%)

$360,156 + $405,859

$766,015

2014

$9,648 (+2.1%)

$347,798 + $391,933

$739,731

2012

$9,449 (+1.9%)

$346,227 + $390,162

$736,389

2011

$9,275 (+2.2%)

$339,439 + $382,512

$721,951

2010

$9,073 (+0.2%)

$332,784 + $375,012

$707,796

2009

$9,052 (+3.5%)

$330,297 + $372,210

$702,507

2008

$8,743

$331,082 + $373,095

$704,177

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Property details

Interior

Heating & Cooling
Air Conditioning Type: Central
Heating Type: Central

Exterior

Property Information
Living Sq. Ft: 3,014
# of Units: 1
Legal Description: 0.44 MORE OR LESS AC BEING EX OF ST LOT COM S 0 17'48" W 64 FT AND S 40 47'48" W 100 FT AND S 50 27'48" W 100 FT AND S 54 37'48" W 80 FT AND S 66 57'48" W 53.21 FT FROM N 1/4 COR OF SEC 23 T OF NW 1/4 OF LOT 23

Lot Information
# of Buildings: 1
Land Sq. Ft: 18,312
Legal Lot Number: 23
Municipality Name: MONROVIA
Acres: 0.4204
Zoning Code: MORF*
County Use Description: SINGLE FAMILY RESID

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: 4
Baths: 4.0
Sq. Ft.: 3,014
Stories: —
Lot Size: 0.42 acres
Style: Single Family Residential
Year Built: 1999
Year Renovated: 1999
County: Los Angeles County
APN: 8520003012

Home facts updated by county records on Aug 30, 2026

Around this home

Schools

Mayflower Elementary School

Public Tk-6 • Assigned • 0.8mi

10/10

Clifton Middle School

Public 7-8 • Assigned • 1.1mi

7/10

Monrovia High School

Public 9-12 • Assigned • 1.3mi

7/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

The real estate market is becoming more balanced. Buyers have more inventory, more data, and more time to make informed decisions than they did a year ago. Well-priced homes are still moving quickly, but today’s market rewards preparation, strategy,...
2 months ago • Los Angeles County
Peter Santos
Redfin Premier agent
82 deals
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Climate risks

1/10 Flood Factor

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

6/10 Fire Factor

14% chance of being in a wildfire in next 30 years

6/10 Heat Factor

7 days above 98° expected this year, 18 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

9/10 Air Factor

21 unhealthy days expected this year, 23 days in 30 years

Provided by First Street

Historical weather

Monrovia, CA • 91016

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 9.7 hours in June and 6.8 hours in December, placing it above the U.S. average for solar exposure.

9.7 hrs

6.8 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.86M – $2.25M

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Nearby similar homes

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3D WALKTHROUGH

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New listings for sale in 91016

$729,888

2 beds2 baths798 sq ft

2462 graydon Ave, Monrovia, CA 91016

COMING SOON

$1,730,000

4 beds3 baths2,232 sq ft

418 N Myrtle, Monrovia, CA 91016

Keller Williams Realty

$1,130,000

4 beds2 baths1,479 sq ft

225 Andre St, Monrovia, CA 91016

$799,000

4 beds2 baths1,588 sq ft

203 Benrud St, Monrovia, CA 91016

OPEN WED, 11AM TO 2PM

$1,100,000

3 beds2 baths1,460 sq ft

245 Valle Vista Ave, Monrovia, CA 91016

Keller Williams Realty

$989,000

3 beds1.5 baths1,934 sq ft

234 N Magnolia, Monrovia, CA 91016

Keller Williams Realty

$988,000

3 beds3 baths1,990 sq ft

430 W Walnut, Monrovia, CA 91016

HUNTINGTON REALTY GROUP CO.

$849,900

3 beds2 baths1,232 sq ft

809 S Mayflower Ave, Monrovia, CA 91016

Keller Williams Realty

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High Ten Partners, Inc.

Home values near 21 Hidden Valley Rd

Data from public records.

Address	Redfin Estimate
13 Hidden Valley Road, Monrovia, CA 3 Beds \| 2 Baths \| 1768 Sq. Ft.	$1,410,614
22 Hidden Valley Road, Monrovia, CA 4 Beds \| 2.5 Baths \| 2021 Sq. Ft.	$1,424,396

Address	Redfin Estimate
33 Hidden Valley Road, Monrovia, CA 3 Beds \| 2 Baths \| 1676 Sq. Ft.	$1,284,832
18 Hidden Valley Road, Monrovia, CA 4 Beds \| 2.5 Baths \| 2676 Sq. Ft.	$1,253,593

Address	Redfin Estimate
37 Hidden Valley Road, Monrovia, CA 3 Beds \| 2 Baths \| 1600 Sq. Ft.	$1,206,026
34 Hidden Valley Road, Monrovia, CA 5 Beds \| 4.5 Baths \| 3523 Sq. Ft.	$2,255,566

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About this home

Redfin Estimate

Earn from this home

Market trends in 91016, CA

Sale history for 21 Hidden Valley Rd

Tax history for 21 Hidden Valley Rd

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 91016

Home values near 21 Hidden Valley Rd

More real estate resources