Real Estate Data API

98537 Cosmopolis

18 active listings out of 1K total properties we track in ZIP 98537 (Cosmopolis, WA) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.

Get this data → API docs
Active
18
Median
$443K
±0%
Sold/mo
1
±0%
Tracked
1K
Zoomed out

While you're here, take in the bigger picture — maps below show Washington (statewide), not just 98537. Same company, same dataset, different resolution.

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Key Numbers
Tracked
1K
Active
18
Median list
$443K
Sales (12mo)
29
Get this data →
Key Numbers
Tracked
1K
Active
18
Median list
$443K
Sales (12mo)
29
Get this data →
Key Numbers
Tracked
1K
Active
18
Median list
$443K
Sales (12mo)
29
Get this data →
Key Numbers
Tracked
1K
Active
18
Median list
$443K
Sales (12mo)
29
Get this data →
Key Numbers
Tracked
1K
Active
18
Median list
$443K
Sales (12mo)
29

Inventory breakdown

Distribution of the 18 currently-active listings in ZIP 98537. Full dataset covers 1K properties — listings, off-market homes, rentals, and full history.

Active by price range
Under $300K 7 (38.9%)
$300K–$500K 4 (22.2%)
$500K–$750K 6 (33.3%)
$750K–$1M 1 (5.6%)
$1M–$2M 0 (0%)
$2M+ 0 (0%)
Active by bedroom count
Studio/1 bd 1
2 bd 3
3 bd 6
4 bd 5
5+ bd 3
Active by property type
Single Family 16 (88.9%)
Manufactured 2 (11.1%)
For Developers

Get Cosmopolis 98537 data in your app

curl
request 
GET https://api.straply.com/v1/markets/zip/98537
Authorization: Bearer $STRAPLY_KEY
200 OK response 
{
  "zip": "98537",
  "total_tracked": 1003,
  "active": 18,
  "median_list": 442500
}
Get an API key Read the docs

ZIP 98537 · Cosmopolis, WA real estate: market summary

As of June 2026, Straply tracks 1,003 homes in ZIP 98537 (Cosmopolis, WA), with 18 active for sale at a median list price of $442,500 (~$196/sq ft). Notably, it has notably historic housing — 29% of homes predate 1940.

Median list price
$442,500
Median $/sq ft
$196
Active listings
18
Median sale price
$70,000
Properties tracked
1,003

Frequently asked: ZIP 98537 · Cosmopolis, WA real estate

What is the median home price in ZIP 98537?

The median list price in ZIP 98537 (Cosmopolis, WA) is $442,500 (about $196 per square foot), based on 18 active listings tracked by Straply as of June 2026.

What price range are homes in ZIP 98537?

Active listings in ZIP 98537 (Cosmopolis, WA) concentrate in: 39% under $300k and 33% $500k–$750k.

Are home prices in ZIP 98537 going up or down?

The median sale price is $70,000. Straply tracked 29 sales here over the past 12 months.

How many homes are for sale in ZIP 98537?

Straply is tracking 18 active listings in ZIP 98537 (Cosmopolis, WA) out of 1,003 properties on record as of June 2026.

How old are the homes in ZIP 98537?

Most homes in ZIP 98537 (Cosmopolis, WA) were built in the 1960s. About 31% were built after 1980, while 29% predate 1940. The newest tracked home dates to 2024.

What types of homes are in ZIP 98537?

ZIP 98537 (Cosmopolis, WA) is mostly single-family homes (89% of listings). Also common: manufactured homes 11%.

How many bedrooms do homes in ZIP 98537 typically have?

The most common size in ZIP 98537 (Cosmopolis, WA) is 3 bd.

Data as of June 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.