Market report, updated November 5, 2026

98188 Home Values and Market Report

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Report prepared by Homes77.com

(253) 209-4200

Market at a glance

Over the last 12 months, homes sold for 98.4% of list price in 76 days on average.

Average price, last 12 months

What sellers asked vs. what homes actually sold for, by closing month.

List · $480K Sold · $467K

$630K$560K$490K$420K

NovDecJanFebMarAprMayJunJulAugSepOct

Homes sold per month

Closed sales, last 12 months.

12 N

17 D

10 J

11 F

8 M

12 A

8 M

17 J

20 J

10 A

14 S

23 O

Peak: 23 sales in Oct. Last month: 23.

Where the market stands

All homes in this report, by status.

Buyer's or seller's market?

Months it would take to sell every active home at the pace of the last 6 months.

4.4months of inventory

Seller's, under 4BalancedBuyer's, over 6

Supply and demand are roughly in balance in this market.

Average price by status

Active$507K

Under contract$736K

Sold$519K

Average days on market

Active166 days

Under contract97 days

Sold76 days

Browse homes by status

Choose a status to see its numbers, charts and listings.

Active homes

Currently for sale

Homes for sale 67

Average list price $507,210

Avg. days on market 166 days

Avg. price per ft² $371 Based on 42 of 67 homes

Avg. living area 1,593 ft² Based on 42 of 67 homes

Avg. beds / baths 2.4 / 1.9

Price vs. living area

Each dot is a home. Hover a dot for its address, click it to see the home.

25 homes didn’t report living area and aren’t shown.

$3M$2M$1M$0

Price vs. living area: 42 homes plotted, up to $3M and 6,000 ft².

0 ft²2,0004,0006,000 ft²

How long homes have been listed

Number of homes by days on market.

12 0–30 days

21 31–90

13 91–180

11 181–365

10 365+

Bedroom mix

Number of homes by bedroom count.

9 homes didn’t report bedrooms and aren’t shown.

49 ≤3 bd

3 4 bd

5 5 bd

0 6 bd

0 7 bd

1 8+ bd

Highest price per ft²

Top 7 homes in this status.

4618 S 150th Street$955

4547 S 190th Court$772

16824 37th Avenue S$764

15227 42nd Avenue S$763

17900 51st Avenue S$553

18434 42nd Avenue S$541

15122 S 42nd Ave$470

All active listings

Click a column to sort

Address	Beds	Baths	Living ft²	List price	$ / ft²	Days on market
3425 S 176th Street Unit #282SeaTac, WA 98188	2	1	873	$260,000	$297	1 day
15330 Sunwood Boulevard Unit #E304Tukwila, WA 98188	2	2	894	$349,000	$390	69 days
15227 42nd Avenue STukwila, WA 98188	1	1	560	$427,500	$763	6 days
1387 Southcenter Mall Avenue Unit #360Tukwila, WA 98188	—	—	—	$280,000	—	13 days
15392 62ND Avenue S Unit #C5Tukwila, WA 98188	2	2	1,196	$320,000	$267	13 days
3425 S 176th Street Unit #259SeaTac, WA 98188	2	2	1,179	$180,000	$152	14 days
3433 S 182nd StreetSeaTac, WA 98188	2	1	—	$85,000	—	15 days
3723 S 175SeaTac, WA 98188	3	2	1,530	$639,000	$417	17 days
18434 42nd Avenue SSeaTac, WA 98188	4	2	1,810	$980,000	$541	19 days
16824 37th Avenue SSeaTac, WA 98188	2	1	770	$589,000	$764	0 days

Under contract homes

Pending and contingent sales

Homes under contract 16

Average list price $736,112

Avg. days on market 97 days

Avg. price per ft² $373 Based on 15 of 16 homes

Avg. living area 2,137 ft² Based on 15 of 16 homes

Avg. beds / baths 3.3 / 2.5

Price vs. living area

Each dot is a home. Hover a dot for its address, click it to see the home.

1 home didn’t report living area and isn’t shown.

$3M$2M$1M$0

Price vs. living area: 15 homes plotted, up to $3M and 9,000 ft².

0 ft²3,0006,0009,000 ft²

Days on market before going under contract

Number of homes by days on market.

4 0–30 days

9 31–90

2 91–180

0 181–365

1 365+

Bedroom mix

Number of homes by bedroom count.

1 home didn’t report bedrooms and isn’t shown.

10 ≤3 bd

2 4 bd

2 5 bd

1 6 bd

0 7 bd

0 8+ bd

Highest price per ft²

Top 7 homes in this status.

3235 S 187th Street$543

3422 S 162nd Street$487

18119 43rd Avenue S$472

17336 Military Road S$416

19611 Military Road S$412

18627 32nd Avenue S$398

3319 S 192nd Street$387

All under contract listings

Click a column to sort

Address	Beds	Baths	Living ft²	List price	$ / ft²	Days on market
18119 43rd Avenue SSeaTac, WA 98188	3	2	1,480	$699,000	$472	16 days
3060 S 154th StreetSeaTac, WA 98188	3	1	1,150	$425,000	$369	19 days
17330 32nd Avenue SSeaTac, WA 98188	4	2	2,270	$599,000	$263	18 days
17336 Military Road SSeaTac, WA 98188	3	3	2,100	$875,000	$416	39 days
5661 S 150th PlaceTukwila, WA 98188	5	3	2,400	$850,000	$354	19 days
3235 S 187th StreetSeaTac, WA 98188	3	3	1,150	$624,900	$543	36 days
19611 Military Road SSeaTac, WA 98188	3	4	4,580	$1,888,500	$412	32 days
3780 S 191st PlaceSeaTac, WA 98188	6	6	6,140	$2,180,000	$355	33 days
3319 S 192nd StreetSeaTac, WA 98188	3	2	1,420	$550,000	$387	47 days
18604 48th Place SSeaTac, WA 98188	2	3	1,400	$430,000	$307	48 days

Sold homes

Closed in the last 12 months

Homes sold 162

Average sold price $518,694

Avg. days to sell 76 days

Sold vs. list price 98.4%

Avg. price per ft² $365 Based on 138 of 162 homes

Avg. living area 1,716 ft² Based on 138 of 162 homes

Price vs. living area

Each dot is a home. Hover a dot for its address, click it to see the home.

24 homes didn’t report living area and aren’t shown.

1 home is larger or pricier than this chart’s scale and isn’t shown.

$1.5M$1M$500K$0

Price vs. living area: 137 homes plotted, up to $1.5M and 6,000 ft².

0 ft²2,0004,0006,000 ft²

How long homes took to sell

Number of homes by days on market.

97 0–30 days

32 31–90

18 91–180

6 181–365

9 365+

Bedroom mix

Number of homes by bedroom count.

4 homes didn’t report bedrooms and aren’t shown.

107 ≤3 bd

33 4 bd

14 5 bd

3 6 bd

0 7 bd

1 8+ bd

Highest price per ft²

Top 7 homes in this status.

4737 S 172nd Place$750

17338 33rd Avenue S$701

17343 Military Road S$662

4700 S 172nd Street$612

4040 S 168th Street$594

16226 51st Avenue S$568

3827 S 176th Street$554

Sold price vs. list price

How close homes sold to their asking price.

56% sold at or above asking

26 Under 95%

33 95–98%

12 98–100%

67 100–102%

24 Over 102%

All sold listings

Click a column to sort

Address	Beds	Baths	Living ft²	Sold price	Sold / list	$ / ft²	Days to sell
17324 40th Avenue SSeaTac, WA 98188	3	3	1,340	$650,000	100.0%	$485	4 days
4504 S 163rd PlaceTukwila, WA 98188	3	2	1,880	$658,000	95.6%	$350	85 days
4829 S 166th StreetSeaTac, WA 98188	3	3	1,580	$640,000	97.0%	$405	129 days
19021 46th Avenue SSeaTac, WA 98188	4	3	1,850	$599,950	100.0%	$324	146 days
17803 50th Court SSeaTac, WA 98188	3	3	2,022	$790,000	98.9%	$390	6 days
15421 30th Avenue SSeaTac, WA 98188	2	1	820	$285,000	102.2%	$347	3 days
16639 35th Avenue SSeaTac, WA 98188	3	1	1,190	$465,000	97.9%	$390	51 days
15135 62nd Avenue STukwila, WA 98188	5	3	2,740	$858,000	98.1%	$313	18 days
17053 35th Avenue SSeaTac, WA 98188	2	1	1,040	$510,000	96.2%	$490	26 days
15209 Sunwood Boulevard Unit #B36Tukwila, WA 98188	2	2	993	$275,075	89.0%	$277	77 days

Questions about this market?

These numbers move every month. For what they mean for your home, or for a home you have your eye on, get in touch.

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Call (253) 209-4200

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Based on information submitted to the MLS GRID as of . All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.
IDX information is provided exclusively for consumers’ personal noncommercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.