Google street view image for 9817 40th Ave SW, Seattle, WA 98136

Listed by Ken Arkills • Berkshire Hathaway HS NW. Bought with Prudential NW Realty Assoc.

Off market sep 2000 for $260K

$874,866

Est. refi paymentEst. refi $1,698/mo

•

2,020

sq ft

9817 40th Ave SW, Seattle, WA 98136

About this home

Single-familyProperty Type

1940Year Built

8,494 sq ftLot Size

$433Est. Price/Sq.Ft.

Listed by Ken Arkills • Berkshire Hathaway HS NW

Bought with • Prudential NW Realty Assoc.

Redfin checked: 3 minutes ago

•Source:NWMLS as Distributed by MLS Grid #20095050

Redfin Estimate

$874,866

$615K since sold in September 2000$9,000 since October

Recently sold homes
Estimate history

This home's estimate is 26.5% higher than the average sale price ($692K) of 6 comparable homes.

SOLD SEP 14, 2026
$715,000
A
3 beds2 baths1,890 sq ft
3741 SW 106th St, Seattle, WA 98146
Listing provided by nwmls
SOLD AUG 18, 2026
$535,000
B
3 beds1 bath1,150 sq ft
3514 SW 98th St, Seattle, WA 98126
Listing provided by nwmls
SOLD JUL 28, 2026
$560,000
C
3 beds2 baths1,990 sq ft
4010 SW 106th St, Seattle, WA 98146
Listing provided by nwmls
SOLD JAN 12, 2026
$625,000
D
3 beds1 bath1,910 sq ft
10218 34 Ave SW, Seattle, WA 98146
Listing provided by nwmls
SOLD JUL 30, 2026
$820,000
E
3 beds2 baths1,432 sq ft
3528 SW 98th St, Seattle, WA 98126
Listing provided by nwmls
BOUGHT WITH REDFIN SEP 3, 2026
$895,000
F
3 beds2 baths1,980 sq ft
9823 41st Ave SW, Seattle, WA 98136
Listing provided by nwmls

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Sell

$769,407

Est. take-home

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Refinance

Est. cash available

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Rent

$3,166/mo

Redfin rental estimate

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Market trends in West Seattle, WA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

99.4%

0.6% MoM

Median sale price

$820K

$30K MoM

Avg. days on market

14d

2 days MoM

Recently sold homes

300

29 MoM

New listings for sale

3D WALKTHROUGH
$725,000
3 beds1.5 baths1,280 sq ft
6533 42nd Ave SW Unit D, Seattle, WA 98316
Tanya Headrick • eXp Realty
$1,650,000
3 beds2.5 baths2,150 sq ft
5039 51st Ave SW, Seattle, WA 98136
Philip Georgas • Assist2Sell Home Realty
$1,500,000
3 beds2.5 baths3,540 sq ft
9676 47th Ave SW, Seattle, WA 98136
Vince Grant • RE/MAX Elite
OPEN SUN, 11AM TO 1PM
$999,950
4 beds3 baths1,908 sq ft
9814 45th Ave SW, Seattle, WA 98136
Sarah McCormick • Luma Real Estate LLC
$658,000
1 bed1 bath500 sq ft
5029 46th Ave SW, Seattle, WA 98136
Paul Mackay • John L. Scott, Inc
$565,000
2 beds2 baths1,151 sq ft
3920 SW Dawson St, Seattle, WA 98136
Amy Breach • Keller Williams Seattle Metro
$399,000
2 beds2 baths1,082 sq ft
6910 California Ave SW #24, Seattle, WA 98136
Shelley E. Godwin • Windermere West Metro
See all

Provided by Redfin

Sale history for 9817 40th Ave SW

Year

Property tax

Land + Additions

Assessment*

2026

$8,300 (+12.0%)

$553,000 + $184,000

$737,000

2025

$7,412 (+5.7%)

$553,000 + $184,000

$737,000

2024

$7,010 (+5.1%)

$525,000 + $178,000

$703,000

2023

$6,669 (+9.2%)

$338,000 + $335,000

$673,000

2022

$6,104 (+2.6%)

$289,000 + $426,000

$715,000

2021

$5,952 (+2.5%)

$250,000 + $349,000

$599,000

2020

$5,808 (+12.1%)

$229,000 + $327,000

$556,000

2019

$5,183 (+11.2%)

$230,000 + $315,000

$545,000

2018

$4,661 (+17.2%)

$230,000 + $315,000

$545,000

2017

$3,978 (+4.0%)

$231,000 + $192,000

$423,000

2016

$3,824 (+13.5%)

$203,000 + $167,000

$370,000

2015

$3,368 (+1.7%)

$193,000 + $157,000

$350,000

2014

$3,313 (+7.0%)

$169,000 + $145,000

$314,000

2013

$3,095 (−5.7%)

$151,000 + $131,000

$282,000

2012

$3,282

$144,000 + $115,000

$259,000

2011

$3,285 (+9.0%)

$151,000 + $157,000

$308,000

2010

$3,013 (−6.4%)

$149,000 + $154,000

$303,000

2009

$3,218

$182,000 + $188,000

$370,000

Tax history for 9817 40th Ave SW

Year

Property tax

Land + Additions

Assessment*

2026

$8,300 (+12.0%)

$553,000 + $184,000

$737,000

2025

$7,412 (+5.7%)

$553,000 + $184,000

$737,000

2024

$7,010 (+5.1%)

$525,000 + $178,000

$703,000

2023

$6,669 (+9.2%)

$338,000 + $335,000

$673,000

2022

$6,104 (+2.6%)

$289,000 + $426,000

$715,000

2021

$5,952 (+2.5%)

$250,000 + $349,000

$599,000

2020

$5,808 (+12.1%)

$229,000 + $327,000

$556,000

2019

$5,183 (+11.2%)

$230,000 + $315,000

$545,000

2018

$4,661 (+17.2%)

$230,000 + $315,000

$545,000

2017

$3,978 (+4.0%)

$231,000 + $192,000

$423,000

2016

$3,824 (+13.5%)

$203,000 + $167,000

$370,000

2015

$3,368 (+1.7%)

$193,000 + $157,000

$350,000

2014

$3,313 (+7.0%)

$169,000 + $145,000

$314,000

2013

$3,095 (−5.7%)

$151,000 + $131,000

$282,000

2012

$3,282

$144,000 + $115,000

$259,000

2011

$3,285 (+9.0%)

$151,000 + $157,000

$308,000

2010

$3,013 (−6.4%)

$149,000 + $154,000

$303,000

2009

$3,218

$182,000 + $188,000

$370,000

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

Public record

Public record
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

8,494 Sq. Ft.

Year renovated

—

Sq. Ft.

2,020

Year built

1940

Style

Single Family Residential

County

King County

APN

312380 0255

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 4, 2026.

Apr 27, 2018 • Final

Electrical permit: over the counter

Install new electrical circuits.

Electrical

Apr 27, 2018 • Final

Refrigeration

Install a ductless heat pump.

Heat pump

HVAC

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Parking

Parking Information
Parking Features: RV Parking

Interior

Bedroom Information
# of Bedrooms: 3
# of Bedrooms Main: 2
# of Beds Lower: 1
Bedrooms Possible: 3

Bathroom Information
# of Full Baths (Total): 1
# of Full Baths (Main): 1

Room 1 Information
Room Type: Entry Hall
Room Level: Main

Room 2 Information
Room Type: Bathroom Full
Room Level: Main

Room 3 Information
Room Type: Bedroom
Room Level: Main

Room 4 Information
Room Type: Living Room
Room Level: Main

Room 5 Information
Room Type: Kitchen With Eating Space
Room Level: Main

Room 6 Information
Room Type: Family Room
Room Level: Lower

Room 7 Information
Room Type: Bedroom
Room Level: Main

Room 8 Information
Room Type: Dining Room
Room Level: Main

Room 9 Information
Room Type: Utility Room
Room Level: Lower

Room 10 Information
Room Type: Bedroom
Room Level: Lower

Room 11 Information
Room Type: Bonus Room
Room Level: Lower

Room 12 Information
Room Type: Den/Office
Room Level: Lower

Basement Information
Basement Features: Finished

Fireplace Information
Has Fireplace
# of Fireplaces: 1
# of Fireplaces Main: 1

Interior Features
Interior Features: Forced Air, Hardwood, Wall to Wall Carpet, Hot Tub/Spa, Security System, Fireplace, Water Heater
Flooring: Hardwood, Vinyl, Carpet
Appliances Included: Dishwasher,Garbage Disposal,Range/Oven

Exterior

Building Information
Building Information: Built On Lot
Roof: See Remarks

Exterior Features
Exterior Features: Wood

Pool Information
Has Spa

Property Information
Style Code: 16 - 1 Story w/Bsmnt.
Property Type: Residential
Property Sub Type: Single Family Residence
Property Condition: Very Good

Lot Information
Lot Number: 9
Site Features: Cable TV,Fenced-Partially,Gas Available,Hot Tub/Spa,Outbuildings,RV Parking
Lot Features: Paved
Lot Size Units: Square Feet
Lot Size Acres: 0.195
Elevation Units: Feet

Financial

Tax Information
Tax Annual Amount: $1,690
Tax Year: 1999

Financial Information
Listing Terms: Cash Out, Conventional
Buyer Financing: Conventional

Utilities

Utility Information
Water Source: Public
Water Company: CITY OF SEATTLE
Sewer: Sewer Connected
Utilities: Cable Connected, Natural Gas Available, Sewer Connected, Natural Gas Connected, Oil
Water Heater Location: GAS
Water Heater Type: GAS

Location

Multi-Unit Information
Furnished: Unfurnished

HOA Information
Association Fee Frequency: Monthly

School Information
High School District: Seattle

Location Information
Bus Line Nearby: true
Directions: I5 FREEWAY TO 35TH AVE SW.LEFT ON 35TH APPROX 4 MILES TO W 100TH RIGHT ON 100TH TO 40TH AVE SW RIGHT ON 40TH
Topography: Level

Community Information
Senior Exemption: false

Public facts

Beds: 3
Baths: 1.0
Sq. Ft.: 2,020
Stories: 1.0
Lot Size: 8,494 square feet
Style: Single Family Residential
Year Built: 1940
Year Renovated: —
County: King County
APN: 312380 0255

Home facts updated by county records on Sep 4, 2026

Other

Listing Information
Mls Status: Sold

Listing Date Information
On Market Date: Tuesday, August 1, 2000

Green Information
Power Production Type: Natural Gas, Oil

Home Information
Living Area Units: Square Feet
Calculated Square Footage: 2020
MLS Square Footage Source: KCR
Building Area Total: 2020
Building Area Units: Square Feet
Foundation Details: Poured Concrete
Building Name: HARRIS GARDEN
Structure Type: House
Levels: One
Entry Location: Main

Around this home

Schools

K - 12
Preschool & daycare

Arbor Heights Elementary School

Public PreK-5 • Assigned • 0.5mi

8/10

Denny Middle School

Public 6-8 • Assigned • 1.3mi

7/10

Chief Sealth High School

Public 9-12 • Assigned • 1.3mi

3/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Seattle is known for its iconic waterfront, vibrant neighborhoods, and amazing dining! I love Pike Place Market, Discovery Park, and Ballard's shops and restaurants. From Queen Anne's historic homes to Capitol Hill's modern condos, each neighborhood...
3 weeks ago • Seattle
Shauna Rumel
Redfin agent
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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

3/10 Heat Factor

7 days above 86° expected this year, 15 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

6/10 Air Factor

8 unhealthy days expected this year, 9 days in 30 years

Provided by First Street

Historical weather

Seattle, WA • 98136

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 1.7 hours in December, placing it below the U.S. average for solar exposure.

8.7 hrs

1.7 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$832,000 – $1.01M

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Home values near 9817 40th Ave SW

Data from public records.

Address	Redfin Estimate
9835 40th Ave SW, Seattle, WA 3 Beds \| 1.5 Baths \| 1050 Sq. Ft.	$687,911
9836 40th Ave SW, Seattle, WA 2 Beds \| 1 Baths \| 1030 Sq. Ft.	$688,294
9849 40th Ave SW, Seattle, WA 4 Beds \| 2.5 Baths \| 3000 Sq. Ft.	$1,254,642
9840 40th Ave SW, Seattle, WA 3 Beds \| 2 Baths \| 1900 Sq. Ft.	$1,023,267
9842 41st Ave SW, Seattle, WA 3 Beds \| 1 Baths \| 1090 Sq. Ft.	$691,398
3920 Southwest 98th St, Seattle, WA 3 Beds \| 1 Baths \| 1224 Sq. Ft.	$772,773
4006 Southwest 98th St, Seattle, WA 2 Beds \| 1 Baths \| 1000 Sq. Ft.	$644,711

Address	Redfin Estimate
9823 40th Ave SW, Seattle, WA 4 Beds \| 2 Baths \| 2380 Sq. Ft.	$885,492
9818 40th Ave SW, Seattle, WA 3 Beds \| 1.5 Baths \| 2060 Sq. Ft.	$892,279
9829 40th Ave SW, Seattle, WA 2 Beds \| 1 Baths \| 880 Sq. Ft.	$689,779
9832 41st Ave SW, Seattle, WA 3 Beds \| 2 Baths \| 2010 Sq. Ft.	$1,152,662
9809 39th Ave SW, Seattle, WA 3 Beds \| 1.5 Baths \| 2260 Sq. Ft.	$852,889
3930 Southwest 98th St, Seattle, WA 6 Beds \| 2 Baths \| 2530 Sq. Ft.	$983,617
4010 Southwest 98th St, Seattle, WA 3 Beds \| 1 Baths \| 1520 Sq. Ft.	$828,164

Address	Redfin Estimate
9822 40th Ave SW, Seattle, WA 4 Beds \| 2 Baths \| 1660 Sq. Ft.	$918,144
9837 40th Ave SW, Seattle, WA 3 Beds \| 2.5 Baths \| 1810 Sq. Ft.	$1,007,700
9830 40th Ave SW, Seattle, WA 2 Beds \| 1 Baths \| 1900 Sq. Ft.	$797,687
9828 41st Ave SW, Seattle, WA 3 Beds \| 2 Baths \| 1570 Sq. Ft.	$880,451
3916 Southwest 98th St, Seattle, WA 2 Beds \| 1 Baths \| 870 Sq. Ft.	$684,470
4002 Southwest 98th St, Seattle, WA 4 Beds \| 2.5 Baths \| 2640 Sq. Ft.	$1,248,961
4014 Southwest 98th St, Seattle, WA 5 Beds \| 3 Baths \| 3600 Sq. Ft.	$1,516,516

Property information provided by NWMLS as Distributed by MLS Grid when last listed in 2000. This data may not match . Learn more.

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About this home

Redfin Estimate

Earn from this home

Market trends in West Seattle, WA

Sale history for 9817 40th Ave SW

Tax history for 9817 40th Ave SW

Public record

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 98316

Home values near 9817 40th Ave SW

More real estate resources