Google street view image for 20521 Dry Slough Rd, Mount Vernon, WA 98273

Off market

$705,283

•

3 ba

•

3,218

sq ft

20521 Dry Slough Rd, Mount Vernon, WA 98273

About this home

20521 Dry Slough Rd is a 3,218 square foot house on a 1.03 acre lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Mount Vernon data, we estimate the home's value is $705,283.

Single-familyProperty Type

1920Year Built

1.03 acresLot Size

$219Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$705,283

$7,000 since September

Recently sold homes
Estimate history

This home's estimate is 18.7% lower than the average sale price ($868K) of 6 comparable homes.

SOLD DEC 12, 2025
$781,500
A
4 beds2.5 baths2,855 sq ft
1722 Marde Pl, Mount Vernon, WA 98274
Listing provided by nwmls
SOLD JUL 28, 2026
$575,000
B
4 beds2 baths2,750 sq ft
19817 Anderson Rd, Mount Vernon, WA 98274
Listing provided by nwmls
SOLD SEP 8, 2026
$735,000
C
4 beds2 baths3,060 sq ft
17734 McLean Rd, Mount Vernon, WA 98273
Listing provided by nwmls
SOLD MAR 6, 2026
$580,000
D
4 beds2 baths2,982 sq ft
19653 Cedardale Rd, Mount Vernon, WA 98274
Listing provided by nwmls
SOLD OCT 2, 2026
$1,850,000
E
4 beds4 baths3,908 sq ft
20533 Benson Ridge Ln, Mount Vernon, WA 98274
Listing provided by nwmls
SOLD OCT 1, 2026
$685,000
F
3 beds3 baths2,751 sq ft
17282 Meadow Ln, Mount Vernon, WA 98274
Listing provided by nwmls

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell

$653,932

Est. take-home

List your home with Redfin and save $7,053

Rent

$3,378/mo

Redfin rental estimate

List your home for rent

Market trends in 98273, WA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

97.9%

1.0% MoM

Median sale price

$580K

$10K MoM

Avg. days on market

23d

6 days MoM

Recently sold homes

18 MoM

New listings for sale

FOR SALE BY OWNER
$52,000
2 beds1 bath924 sq ft
2725 E Fir St #8, Mount Vernon, WA 98273
NEW
$53,000
2 beds1 bath924 sq ft
2725 E Fir St #9, Mount Vernon, WA 98273
Mark Datskiy • Pellego, Inc.
$110,000
3 beds2 baths1,248 sq ft
2725 E Fir Street St #60, Mount Vernon, WA 98273
Elizabeth Miller • Windermere RE Skagit Valley
$35,000
2 beds1 bath552 sq ft
2522 Old Hwy 99 Rd S #16, Mount Vernon, WA 98273
Ashley Larson • RE/MAX Whatcom County, Inc.
$1,225,000
4 beds3 baths3,882 sq ft
17439 McLean Rd, Mount Vernon, WA 98273
Shelah Inman • Brown McMillen Real Estate
VIDEO TOUR
$599,000
3 beds2 baths1,796 sq ft
17065 Avon St, Mount Vernon, WA 98273
Rodney Helgeson • John L. Scott Skagit
VIDEO TOUR
$675,000
3 beds2.5 baths1,961 sq ft
4517 Edgemont Pl, Mount Vernon, WA 98273
Matt Moore • John L. Scott Snohomish
3D WALKTHROUGH
$365,000
2 beds1.5 baths1,124 sq ft
2218 E Fulton St, Mount Vernon, WA 98273
Dominic Pettruzzelli • Pettruzzelli Inc
COMING SOON
$995,500
8 beds4 baths4,088 sq ft
3400 College Way, Mount Vernon, WA 98274
Brent Wolters • Best Choice Realty
$565,000
4 beds2.5 baths2,230 sq ft
4908 Monarch Blvd, Mount Vernon, WA 98273
Nicole Johnston • Windermere RE Anacortes Prop.
See all

Provided by Redfin

Sale history for 20521 Dry Slough Rd

Year

Property tax

Land + Additions

Assessment*

2026

$6,710 (+3.4%)

$250,600 + $380,000

$630,600

2025

$6,493 (+10.0%)

$250,600 + $380,000

$630,600

2024

$5,903 (−13.5%)

$233,800 + $369,600

$603,400

2023

$6,826 (+18.0%)

$235,600 + $277,700

$513,300

2022

$5,786 (−6.0%)

$240,200 + $350,700

$590,900

2021

$6,157 (+2.5%)

$156,600 + $293,700

$450,300

2020

$6,005 (+1.1%)

$156,600 + $293,700

$450,300

2019

$5,938 (−0.8%)

$141,600 + $293,700

$435,300

2018

$5,985 (+22.1%)

$133,300 + $243,300

$376,600

2017

$4,900 (+4.4%)

$122,900 + $167,000

$289,900

2016

$4,692 (+9.4%)

$122,900 + $167,000

$289,900

2015

$4,289 (−0.8%)

$114,700 + $155,800

$270,500

2014

$4,323 (−4.4%)

$99,500 + $135,200

$234,700

2013

$4,523 (+1.0%)

$94,800 + $128,800

$223,600

2012

$4,479 (+0.3%)

$99,500 + $137,300

$236,800

2011

$4,464 (−3.3%)

$105,400 + $155,300

$260,700

2010

$4,615 (+8.5%)

$137,000 + $163,500

$300,500

2009

$4,252

$131,500 + $159,500

$291,000

Tax history for 20521 Dry Slough Rd

Year

Property tax

Land + Additions

Assessment*

2026

$6,710 (+3.4%)

$250,600 + $380,000

$630,600

2025

$6,493 (+10.0%)

$250,600 + $380,000

$630,600

2024

$5,903 (−13.5%)

$233,800 + $369,600

$603,400

2023

$6,826 (+18.0%)

$235,600 + $277,700

$513,300

2022

$5,786 (−6.0%)

$240,200 + $350,700

$590,900

2021

$6,157 (+2.5%)

$156,600 + $293,700

$450,300

2020

$6,005 (+1.1%)

$156,600 + $293,700

$450,300

2019

$5,938 (−0.8%)

$141,600 + $293,700

$435,300

2018

$5,985 (+22.1%)

$133,300 + $243,300

$376,600

2017

$4,900 (+4.4%)

$122,900 + $167,000

$289,900

2016

$4,692 (+9.4%)

$122,900 + $167,000

$289,900

2015

$4,289 (−0.8%)

$114,700 + $155,800

$270,500

2014

$4,323 (−4.4%)

$99,500 + $135,200

$234,700

2013

$4,523 (+1.0%)

$94,800 + $128,800

$223,600

2012

$4,479 (+0.3%)

$99,500 + $137,300

$236,800

2011

$4,464 (−3.3%)

$105,400 + $155,300

$260,700

2010

$4,615 (+8.5%)

$137,000 + $163,500

$300,500

2009

$4,252

$131,500 + $159,500

$291,000

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

Property details

Interior

Bathroom Information
# of Full Baths: 3

Heating & Cooling
Heating Type: Forced Air

Fireplace Information
Fireplace Type: 2 Story
Has Fireplace

Exterior

Exterior Information
Foundation Type: Concrete
Construction Type: Concrete
Building Construction Quality: Average
Exterior Wall: Siding Sheathing
Roof Shape Type: Pitched
Building Improvement Type: Residential

Property Information
Living Sq. Ft: 3,218
Ground Floor Sq. Ft: 1,658
Building Sq. Ft: 3,776
# of Stories: 1.5
Stories Type: 1 1/2
Legal Description: TAX 1: DK 22: THAT PORTION OF THE SOUTHWEST QUARTER OF THE NORTHEAST QUARTER OF SECTION 14, TOWNSHIP 33 NORTH, RANGE 3 EAST, W.M., LYING SOUTH OF THE CENER LINE OF FRESHWATER SLOUGH AND EAST OF THE COUNTY ROAD KNOWN AS DRY SLOUGH ROAD. EXCEPT THE SOUTH 20 FEET THEREOF, AND EXCEPT THE DIKE DISTRICT RIGHT-OF-WAY. CENTERLINE OF FRESHWATER SLOUGH DESCRIBED AS FOLLOWS: A LINE IN THE SW 1/4 OF THE NE 1/4 OF SECTION 14, TOWNSHIP 33 NORTH, RANGE 3 EAST, W.M., DESCRIBED AS FOLLOWS: COMMENCINGAT THE SE CORNER OF THE NE 1/4 OF SAID SECTION 14 (E 1/4 CORNER); THENCE NORTH 89 DEGREES 19'14" WEST ALONG THE SOUTH LINE OF SAID NE 1/4 A DISTANCE OF 1319.34 FEET TO THE SE CORNER OF THE SW 1/4 OF SAID NE 1/4; THENCE NORTH 00 DEGREES 50'08" EAST ALONG THE

Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 558
Garage / Carport Type: Attached

Lot Information
# of Buildings: 1
Land Sq. Ft: 44,867
Municipality Name: SKAGIT COUNTY
Acres: 1.03
County Use Description: HOUSEHOLD SFR OUTSIDE CITY

Utility Information
Utility Type: Septic/Water

Financial

Assessor Information
Assessment Year: 2025
Tax District County: SKAGIT COUNTY

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 3,218
Stories: 1.5
Lot Size: 1.03 acres
Style: Single Family Residential
Year Built: 1920
Year Renovated: 1992
County: Skagit County
APN: P15842

Home facts updated by county records on Aug 3, 2026

Around this home

Schools

Conway School

Public K-8 • Assigned • 3.1mi

7/10

Stanwood High School

Public 9-12 • Assigned • 7.7mi

7/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

10/10 Flood Factor

Estimated 80%+ chance 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

2/10 Heat Factor

7 days above 81° expected this year, 20 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

5/10 Air Factor

7 unhealthy days expected this year, 7 days in 30 years

Provided by First Street

Historical weather

Mount Vernon, WA • 98273

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 hours in June and 1.8 hours in December, placing it below the U.S. average for solar exposure.

8 hrs

1.8 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$671,000 – $812,000

Reach more buyers when you sell with Redfin. Save up to $7,053 in fees. 3 minutes to get started.

Need the cash from your home fast? Sell to .

Nearby similar homes

$875,000

3 beds2.5 baths1,850 sq ft

742 Livingston Bay Shore Dr, Camano Island, WA 98282

Jan Mather • Windermere Real Estate/CIR

$975,000

2 beds2 baths2,804 sq ft

1320 Juniper Beach Rd, Camano Island, WA 98282

Miles Lamb • Lamb Real Estate

3D WALKTHROUGH

$595,000

3 beds1 bath1,044 sq ft

835 Livingston Bay Shore Dr, Camano Island, WA 98282

Kerri Jones • North48 Real Estate

3D WALKTHROUGH

$1,175,000

3 beds2.5 baths3,073 sq ft

27 Can Ku Rd, Camano Island, WA 98282

Ed Finlan • KW North Sound

$2,895,000

3 beds2.5 baths5,216 sq ft

418 Tillicum Way, Camano Island, WA 98282

Dianna Pence • Windermere Real Estate/CIR

3D WALKTHROUGH

$1,799,950

2 beds2 baths1,993 sq ft

301 Driftwood Shores Rd, Camano Island, WA 98282

Rob Rondeau • Rain Town Realty + JPAR

New listings for sale in 98273

FOR SALE BY OWNER

$52,000

2 beds1 bath924 sq ft

2725 E Fir St #8, Mount Vernon, WA 98273

NEW

$53,000

2 beds1 bath924 sq ft

2725 E Fir St #9, Mount Vernon, WA 98273