Spencer, ID ZIP Codes
2 ZIP codes serve Spencer, Idaho: 83423 and 83446. Together they are home to 753 residents in 265 households. That is more than the 19 people counted inside Spencer city limits, because these ZIP codes reach past its boundary. Median household income ranges from $53,472 in 83423 to $74,688 in 83446.
Spencer city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 19 |
| Households | 13 |
| Median household income | $74,219 |
| Median home value | not published |
| Median age | 66.3 |
| Median rent | not published |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 753 |
| Households (sum of ZIP codes) | 265 |
| Median household income, range across ZIP codes | $53,472 (83423) to $74,688 (83446) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $54,753 |
| Homeowners | 61.5% |
| Households with kids under 18 | 30.2% |
| Moved in the past year | 12.1% |
| Carrier routes in EDDM2GO's route library | 1 routes, 16 homes (1 of 2 ZIP codes) |
Every ZIP code in Spencer
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 83423 | Dubois | 729 | 249 | $53,472 | $211,800 | 59.4% | 32.1% | 12.0% | — | — | 0% of its land |
| 83446 | Spencer | 24 | 16 | $74,688 | — | 93.8% | 0.0% | 16.7% | 1 | 18 | 3% of its land; mailing city |
A ZIP code is listed for Spencer when at least 10% of its land lies inside Spencer city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Spencer. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Spencer.
Counties
- Clark County — 4 ZIP codes
Price a mailing to Spencer ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Spencer, ID?
- 83423 and 83446. A ZIP code is listed for Spencer when at least 10% of its land lies inside Spencer city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Spencer.
- What is the population of Spencer, ID?
- The Census Bureau counts 19 residents inside Spencer city limits (ACS 2020–2024). The 2 ZIP codes that serve Spencer hold 753 residents in all.
- What is the median household income in Spencer, ID?
- $74,219 inside Spencer city limits, per the Census Bureau. Across its ZIP codes the medians run from $53,472 to $74,688.
- How many carrier routes and mailboxes are in Spencer, ID?
- For the 1 of 2 ZIP codes in EDDM2GO's stored route library: 1 carrier routes reaching 16 residential and 2 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.