89421 ZIP Code, Mc Dermitt, NV
89421 is a ZIP code in Mc Dermitt, Nevada — mostly in Malheur County (61% of its land), with smaller parts in Humboldt County. It covers 928 square miles of land. 330 people live here in 146 households, fewer than in most Nevada ZIP codes. It is rural, with fewer than 100 people per square mile, and most homes are owner-occupied (77%). Median household income is $26,000, well below the Nevada median of $78,260; the median age is 52.1, older than most ZIP codes.
Quick facts
- Mailing city: Mc Dermitt, NV
- County: Humboldt County
- Land area: 928 sq mi
- Population: 330
- Median household income: $26,000
Key figures
| Measure | Value |
|---|---|
| Residents | 330 |
| Households | 146 |
| Median household income | $26,000 |
| Income per person | $24,053 |
| Median age | 52.1 |
| Homeowners | 76.7% |
| Median home value | $71,400 |
| Median rent | not published |
| Bachelor's degree or higher | 11.5% |
| Average commute (minutes) | 15.3 |
| Households with kids under 18 | 37.7% |
| Moved in the past year | 5.8% |
| Below the poverty line | 42.4% |
| Broadband internet | 62.3% |
| Speak a non-English language at home | 33.2% |
Household income
| % of households | Value |
|---|---|
| <$10K | 10.3% |
| $10–15K | 27.4% |
| $15–25K | 11.0% |
| $25–35K | 13.0% |
| $35–50K | 4.8% |
| $50–75K | 4.1% |
| $75–100K | 8.9% |
| $100–150K | 14.4% |
| $150–200K | 2.1% |
| $200K+ | 4.1% |
Age
| % of all residents | Value |
|---|---|
| <10 | 11.8% |
| 10–19 | 11.8% |
| 20–24 | 5.5% |
| 25–34 | 8.5% |
| 35–44 | 5.5% |
| 45–54 | 10.6% |
| 55–64 | 17.6% |
| 65–74 | 13.3% |
| 75+ | 15.4% |
Tenure
| % of housing units | Value |
|---|---|
| Owned, with mortgage | 5.3% |
| Owned outright | 48.3% |
| Rented | 16.3% |
| Vacant | 30.1% |
Type of building
| % of housing units | Value |
|---|---|
| Detached house | 70.3% |
| Townhome | 0.0% |
| 2–4 units | 0.0% |
| 5–19 units | 0.0% |
| 20+ units | 0.0% |
| Mobile / other | 29.7% |
Businesses in 89421
9 business establishments with 35 employees (ZIP Codes Business Patterns 2023).
EDDM carrier routes
See every USPS carrier route in 89421 with residential and business mailbox counts on the route map. Open the EDDM route map.
Areas that include 89421
- Fort McDermitt, NV ZIP codes — 1 ZIP code
- McDermitt, NV ZIP codes — 1 ZIP code
- Mc Dermitt, NV ZIP codes — 1 ZIP code
- Humboldt County ZIP codes — 8 ZIP codes
- Nevada ZIP code data
Mail every home in 89421
Route counts on this page price as Full Service 6.5 × 9 postcards: we print, bundle by carrier route and hand the mailing to USPS. Prefer to take it to the Post Office yourself? Print only costs less and you pay postage at drop-off.
EDDM guides
ZIP code statistics describe the Census ZIP Code Tabulation Area (ZCTA) 89421, which approximates the USPS ZIP code area. Census figures: American Community Survey 5-year estimates, 2020–2024.
Frequently asked questions
- What city is 89421 in?
- 89421 is a Mc Dermitt, NV mailing address. By land area, 1% lies inside Fort McDermitt; the rest is outside any Census-defined city or community.
- What county is 89421 in?
- 89421 is mostly in Malheur County (61% of its land), with smaller parts in Humboldt County.
- What is the population of 89421?
- About 330 people (±84), according to the Census Bureau's American Community Survey 5-year estimates for 2020–2024. The 2020 Census counted 458.
- What is the median household income in 89421?
- $26,000 (±$7,862), compared with $78,260 for Nevada as a whole. Half the households in the ZIP code earn more and half earn less.
- How many carrier routes and mailboxes are in 89421?
- EDDM2GO's stored route library does not include 89421 yet. The EDDM route map loads its carrier routes and mailbox counts when you search the ZIP code.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.