Markham, WA ZIP Codes
One ZIP code serves Markham, Washington: 98520. Together they are home to 24,888 residents in 8,723 households. That is more than the 166 people counted inside Markham Census-designated place, because these ZIP codes reach past its boundary.
Markham Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 166 |
| Households | 95 |
| Median household income | $90,956 |
| Median home value | not published |
| Median age | 72.2 |
| Median rent | not published |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 24,888 |
| Households (sum of ZIP codes) | 8,723 |
| Median household income, range across ZIP codes | $58,153 (98520) to $58,153 (98520) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $58,153 |
| Homeowners | 64.6% |
| Households with kids under 18 | 25.5% |
| Moved in the past year | 13.4% |
| Carrier routes in EDDM2GO's route library | 13 routes, 8,535 homes (1 of 1 ZIP codes) |
Every ZIP code in Markham
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 98520 | Aberdeen | 24,888 | 8,723 | $58,153 | $250,800 | 64.6% | 25.5% | 13.4% | 13 | 9,142 | 1% of its land |
A ZIP code is listed for Markham when at least 10% of its land lies inside the Markham Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Markham. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Markham.
Counties
- Grays Harbor County — 21 ZIP codes
Nearby cities sharing these ZIP codes
- Aberdeen — 1 ZIP code
Price a mailing to Markham ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Markham, WA?
- 98520. A ZIP code is listed for Markham when at least 10% of its land lies inside the Markham Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Markham.
- What is the population of Markham, WA?
- The Census Bureau counts 166 residents inside Markham Census-designated place (ACS 2020–2024). The 1 ZIP code that serve Markham hold 24,888 residents in all.
- What is the median household income in Markham, WA?
- $90,956 inside Markham Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $58,153 to $58,153.
- How many carrier routes and mailboxes are in Markham, WA?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 13 carrier routes reaching 8,535 residential and 607 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.