Castleford, ID ZIP Codes
One ZIP code serves Castleford, Idaho: 83321. Together they are home to 482 residents in 210 households. That is more than the 183 people counted inside Castleford city limits, because these ZIP codes reach past its boundary.
Castleford city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 183 |
| Households | 82 |
| Median household income | $46,667 |
| Median home value | not published |
| Median age | 40.7 |
| Median rent | $857 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 482 |
| Households (sum of ZIP codes) | 210 |
| Median household income, range across ZIP codes | $60,000 (83321) to $60,000 (83321) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $60,000 |
| Homeowners | 66.7% |
| Households with kids under 18 | 31.0% |
| Moved in the past year | 12.5% |
| Carrier routes in EDDM2GO's route library | not loaded yet |
Every ZIP code in Castleford
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 83321 | Castleford | 482 | 210 | $60,000 | — | 66.7% | 31.0% | 12.5% | — | — | 0% of its land; mailing city |
A ZIP code is listed for Castleford when at least 10% of its land lies inside Castleford city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Castleford. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Castleford.
Counties
- Twin Falls County — 9 ZIP codes
Price a mailing to Castleford ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Castleford, ID?
- 83321. A ZIP code is listed for Castleford when at least 10% of its land lies inside Castleford city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Castleford.
- What is the population of Castleford, ID?
- The Census Bureau counts 183 residents inside Castleford city limits (ACS 2020–2024). The 1 ZIP code that serve Castleford hold 482 residents in all.
- What is the median household income in Castleford, ID?
- $46,667 inside Castleford city limits, per the Census Bureau. Across its ZIP codes the medians run from $60,000 to $60,000.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.