OFF MARKET

Off market nov 2021 for $770K

$1,024,205

Est. refi paymentEst. refi $5,940/mo

•

2,496

sq ft

3601 Helix St, Spring Valley, CA 91977

About this home

Beautiful, large 3 bedroom, 3 bath home with a finished basement, swimming pool and very large lot! Located in the rolling hills of Spring Valley, with views of the countryside. This . 53 acre lot is perfect for adding a large ADU/Granny Flat, or large second home. This home features new central air & heat, as well as owned solar to keep your energy costs low. There are 3 separate family & living rooms, 2 dining areas and a large kitchen. The 3 bathrooms have been remodeled with tile flooring, new vanities, granite counters and tiled shower enclosures. Plenty of counter space for food prep and cabinets for storage in the kitchen. Custom tile flooring in the kitchen, dining area, downstairs bedroom & laundry room. See Supplement

Single-familyProperty Type

1950Year Built

$410Est. Price/Sq.Ft.

10 spacesParking

Listed by David McQuillen •DRE #01434600 • Realty Source, Inc.

•619-820-5262 (agent)

•teammcquillen1@gmail.com (agent)

Listed by Maria McQuillen •DRE #01434430 • Realty Source, Inc.

Bought with Diana Dineen •DRE #00714410 • Autumn Properties

•619-884-5640 (agent)

•diana_dineen@yahoo.com (agent)

Redfin checked: a few seconds ago

•Source:SDMLS #210028371

Redfin Estimate

$1,024,205

$254K since sold in November 2021$19K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 4.4% higher than the average sale price ($981K) of 6 comparable homes.

SOLD APR 29, 2026
$1,100,000
A
3 beds2.5 baths2,357 sq ft
3328 Central Ave, Spring Valley, CA 91977
SOLD AUG 7, 2026
$960,000
B
3 beds2 baths1,436 sq ft
3860 Rogers Rd, Spring Valley, CA 91977
SOLD SEP 3, 2026
$662,500
C
4 beds3 baths2,448 sq ft
9317 Lamar St, Spring Valley, CA 91977
SOLD OCT 1, 2026
$740,000
D
3 beds3 baths1,770 sq ft
3458 Central, Spring Valley, CA 91977
SOLD OCT 1, 2026
$925,000
E
3 beds2.5 baths2,144 sq ft
9306 Hollyhock Rd, Spring Valley, CA 91977
SOLD JUL 14, 2026
$1,500,000
F
3 beds3 baths2,314 sq ft
9364 Edgewood Dr, La Mesa, CA 91941

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Earn from this home

Sell

$414,085

Est. take-home

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Refinance

Est. cash available

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Rent

$4,748/mo

Redfin rental estimate

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Market trends in 91977, CA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

100.1%

+0.2% MoM

Median sale price

$777K

$15K MoM

Avg. days on market

27d

0 days MoM

Recently sold homes

12 MoM

New listings for sale

COMING SOON
$799,900
4 beds3 baths1,962 sq ft
4326 N Rogers Rd, Spring Valley, CA 91977
Pacific Regent Realty
$749,000
4 beds2 baths1,590 sq ft
9923 Dolores St, Spring Valley, CA 91977
$279,900
1 bed1 bath662 sq ft
3557 Kenora Dr #44, Spring Valley, CA 91977
$935,000
4 beds3 baths2,328 sq ft
8861 Olive Dr, Spring Valley, CA 91977
OPEN TODAY, 12PM TO 3PM
$620,000
2 beds1 bath836 sq ft
448 La Presa Ave, Spring Valley, CA 91977
$615,000
3 beds1.5 baths1,824 sq ft
709 Kempton St, Spring Valley, CA 91977
$499,900
3 beds2 baths1,125 sq ft
440 Bluffview, Spring Valley, CA 91977
$789,000
3 beds2 baths1,532 sq ft
9126 Valencia St, Spring Valley, CA 91977
OPEN SUN, 12PM TO 3PM
$799,000
4 beds2.5 baths1,812 sq ft
2644 Valencia Pl, Spring Valley, CA 91977
Coldwell Banker West
$990,000
4 beds2 baths2,144 sq ft
10150 Sierra Madre, Spring Valley, CA 91977
See all

Provided by Redfin

Sale history for 3601 Helix St

Year

Property tax

Land + Additions

Assessment*

2025

$10,303 (+3.4%)

$205,534 + $627,936

$833,470

2024

$9,964 (+2.2%)

$201,504 + $615,624

$817,128

2023

$9,746 (+1.4%)

$197,553 + $603,553

$801,106

2022

$9,610 (+472.6%)

$193,680 + $591,719

$785,399

2021

$1,679 (+5.0%)

$189,883 + $580,117

$770,000

2020

$1,599 (+1.7%)

$24,527 + $74,933

$99,460

2019

$1,572 (+4.9%)

$24,276 + $74,165

$98,441

2018

$1,499 (+4.3%)

$23,800 + $72,711

$96,511

2017

$1,437 (+4.8%)

$22,877 + $69,889

$92,766

2016

$1,371 (+1.1%)

$22,877 + $69,889

$92,766

2015

$1,356 (+1.5%)

$22,429 + $68,519

$90,948

2014

$1,336 (+0.2%)

$21,661 + $66,168

$87,829

2013

$1,334 (+2.5%)

$21,661 + $66,168

$87,829

2012

$1,301 (+1.5%)

$21,564 + $65,869

$87,433

2011

$1,281 (+1.2%)

$21,142 + $64,578

$85,720

2010

$1,266

$20,728 + $63,312

$84,040

2009

$1,266 (+4.0%)

$20,574 + $62,839

$83,413

2008

$1,218

$20,623 + $62,989

$83,612

Tax history for 3601 Helix St

Year

Property tax

Land + Additions

Assessment*

2025

$10,303 (+3.4%)

$205,534 + $627,936

$833,470

2024

$9,964 (+2.2%)

$201,504 + $615,624

$817,128

2023

$9,746 (+1.4%)

$197,553 + $603,553

$801,106

2022

$9,610 (+472.6%)

$193,680 + $591,719

$785,399

2021

$1,679 (+5.0%)

$189,883 + $580,117

$770,000

2020

$1,599 (+1.7%)

$24,527 + $74,933

$99,460

2019

$1,572 (+4.9%)

$24,276 + $74,165

$98,441

2018

$1,499 (+4.3%)

$23,800 + $72,711

$96,511

2017

$1,437 (+4.8%)

$22,877 + $69,889

$92,766

2016

$1,371 (+1.1%)

$22,877 + $69,889

$92,766

2015

$1,356 (+1.5%)

$22,429 + $68,519

$90,948

2014

$1,336 (+0.2%)

$21,661 + $66,168

$87,829

2013

$1,334 (+2.5%)

$21,661 + $66,168

$87,829

2012

$1,301 (+1.5%)

$21,564 + $65,869

$87,433

2011

$1,281 (+1.2%)

$21,142 + $64,578

$85,720

2010

$1,266

$20,728 + $63,312

$84,040

2009

$1,266 (+4.0%)

$20,574 + $62,839

$83,413

2008

$1,218

$20,623 + $62,989

$83,612

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

Public record

Beds

Baths

Stories

—

Lot width

—

Lot depth

—

Lot size

0.53 Acres

Year renovated

1950

Sq. Ft.

2,496

Year built

1950

Style

Single Family Residential

County

San Diego County

APN

5043122900

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Aug 20, 2026.

Property details

Parking

Parking/Garage Information
# of Parking Spaces Total: 10

Interior

Virtual Tour

Bathroom Information
# of Full Bathrooms: 3

Heating & Cooling
Has Cooling
Cooling: Central Air
Has Heating
Heating: Fireplace(s), Forced Air, Wood Stove, Natural Gas

Interior Features
Appliances: Dishwasher, Dryer, Microwave, Refrigerator, Washer, Gas Cooktop
Flooring: Carpet, Tile
Has Fireplace
# of Fireplaces: 3
Fireplace Features: Pellet Stove, Family Room, Living Room, Wood Burning

Exterior

Exterior Features
Fencing: Full
Roof: Composition

Pool Information
Pool Features: Heated, In Ground
Has Spa/Hot Tub

Building Information
Sq. Ft.: 2496.0
# of Stories Total: 2
Construction Materials: Brick

Property Features
Green Energy Generation: Solar
Pets Allowed: Yes
Other Structures: Shed(s)

Property Information
Property Type: Residential
Property Sub Type: Single Family Residence
Raw Mls Property Sub Type: Detached

Land Information
Irrigation Source: Drip

Lot Information
Lot Size Units: Acres
Zoning: R1

Utilities

Utility Information
Utilities: Sewer Connected

Location

Schools Information
High School District: Grossmont Union High School Dist

Location Information
Directions: GPS
Subdivision Name: SPRING VALLEY

Public facts

Beds: 3
Baths: 3.0
Sq. Ft.: 2,496
Stories: —
Lot Size: 0.53 acres
Style: Single Family Residential
Year Built: 1950
Year Renovated: 1950
County: San Diego County
APN: 5043122900

Home facts updated by county records on Aug 20, 2026

Other

Listing Information
List AOR: San Diego Association of REALTOR

Around this home

Schools

K - 12
Preschool & daycare

Highlands Elementary School

Public K-5 • Assigned • 1.2mi

7/10

Spring Valley Middle School

Public 6-8 • Assigned • 0.7mi

3/10

Monte Vista High School

Public 9-12 • Assigned • 1.6mi

6/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

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

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

5/10 Heat Factor

7 days above 95° expected this year, 20 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

3/10 Air Factor

3 unhealthy days expected this year, 3 days in 30 years

Provided by First Street

Historical weather

Spring Valley, CA • 91977

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 8.7 hours in June and 7.4 hours in December, placing it above the U.S. average for solar exposure.

8.7 hrs

7.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$973,000 – $1.18M

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New listings for sale in 91977

COMING SOON

$799,900

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4326 N Rogers Rd, Spring Valley, CA 91977

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Pacific Regent Realty

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Community pool • Fitness room • Laundry facilities

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Spacious backyard • Gazebo's • Lots of parking

OPEN TODAY, 12PM TO 3PM3D WALKTHROUGH

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Panoramic views • Huge lot • 0.47 acre lot

OPEN SUN, 12PM TO 3PM

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2644 Valencia Pl, Spring Valley, CA 91977

Landscaped backyard • Shaded trellis • Breakfast bar

Coldwell Banker West

Home values near 3601 Helix St

Data from public records.

Address	Redfin Estimate
3535 Helix St, Spring Valley, CA 3 Beds \| 2 Baths \| 1124 Sq. Ft.	$833,318
3558 Helix St Apt 60, Spring Valley, CA 4 Beds \| 2 Baths \| 1532 Sq. Ft.	$838,226
3566 Helix St Apt C, Spring Valley, CA 4 Beds \| 2 Baths \| 1344 Sq. Ft.	$678,867
3615 Helix St, Spring Valley, CA 3 Beds \| 2 Baths \| 1725 Sq. Ft.	$835,979
9359 Simms Ct, Spring Valley, CA 3 Beds \| 2 Baths \| 1393 Sq. Ft.	$813,041
9399 Simms Ct, Spring Valley, CA 3 Beds \| 2 Baths \| 1584 Sq. Ft.	$835,744

Address	Redfin Estimate
3525 Helix St, Spring Valley, CA 3 Beds \| 1 Baths \| 1024 Sq. Ft.	$663,567
3546 Helix St, Spring Valley, CA 2 Beds \| 1 Baths \| 987 Sq. Ft.	$623,379
3566 Helix St Apt A, Spring Valley, CA 4 Beds \| 2 Baths \| 1344 Sq. Ft.	$680,798
3555 Helix St, Spring Valley, CA 4 Beds \| 3 Baths \| 2057 Sq. Ft.	$730,125
9328 Simms Ct, Spring Valley, CA 4 Beds \| 3 Baths \| 1866 Sq. Ft.	$908,276
9375 Simms Ct, Spring Valley, CA 4 Beds \| 3 Baths \| 1866 Sq. Ft.	$867,388

Address	Redfin Estimate
3570 Helix St Apt 80, Spring Valley, CA 12 Beds \| 6 Baths \| 4032 Sq. Ft.	—
3530 Helix St, Spring Valley, CA 11 Beds \| 7 Baths \| 4464 Sq. Ft.	—
3619 Helix St, Spring Valley, CA 4 Beds \| 3 Baths \| 1981 Sq. Ft.	$908,523
3558 Helix St, Spring Valley, CA 4 Beds \| 2 Baths \| 1532 Sq. Ft.	$852,316
9346 Simms Ct, Spring Valley, CA 3 Beds \| 2 Baths \| 1584 Sq. Ft.	$820,934
9380 Simms Ct, Spring Valley, CA 4 Beds \| 2 Baths \| 2263 Sq. Ft.	$981,966

Property information provided by SDMLS when last listed in 2021. This data may not match . Learn more.

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