Lewiston, UT ZIP Codes
One ZIP code serves Lewiston, Utah: 84320. Together they are home to 3,162 residents in 844 households. That is more than the 2,408 people counted inside Lewiston city limits, because these ZIP codes reach past its boundary.
Lewiston city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 2,408 |
| Households | 697 |
| Median household income | $98,583 |
| Median home value | $390,500 |
| Median age | 31.2 |
| Median rent | $921 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 3,162 |
| Households (sum of ZIP codes) | 844 |
| Median household income, range across ZIP codes | $103,810 (84320) to $103,810 (84320) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $103,810 |
| Homeowners | 83.5% |
| Households with kids under 18 | 53.9% |
| Moved in the past year | 5.5% |
| Carrier routes in EDDM2GO's route library | 2 routes, 754 homes (1 of 1 ZIP codes) |
Every ZIP code in Lewiston
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 84320 | Lewiston | 3,162 | 844 | $103,810 | $380,200 | 83.5% | 53.9% | 5.5% | 2 | 785 | 55% of its land; mailing city |
A ZIP code is listed for Lewiston when at least 10% of its land lies inside Lewiston city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Lewiston. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Lewiston.
Counties
- Cache County — 18 ZIP codes
Price a mailing to Lewiston ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Lewiston, UT?
- 84320. A ZIP code is listed for Lewiston when at least 10% of its land lies inside Lewiston city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Lewiston.
- What is the population of Lewiston, UT?
- The Census Bureau counts 2,408 residents inside Lewiston city limits (ACS 2020–2024). The 1 ZIP code that serve Lewiston hold 3,162 residents in all.
- What is the median household income in Lewiston, UT?
- $98,583 inside Lewiston city limits, per the Census Bureau. Across its ZIP codes the medians run from $103,810 to $103,810.
- How many carrier routes and mailboxes are in Lewiston, UT?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 2 carrier routes reaching 754 residential and 31 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.