PlainZIP

Lewiston, UT · standard

ZIP Code 84320

Cache County, Utah - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

2,237
19/sq mi
$103,810
Median income
$380,200
Median home value
25.0%
Bachelor's or higher

The verdict

Lewiston pairs an upper-quartile household income with upper-quartile home values, in a rural, homeowner-dominated area.

Top 17%
household income, US ZIPs
Top 23%
home value, US ZIPs
19
people per sq mi
84%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 84320 against every reporting US ZIP.

ZIP code 84320 covers 115.3 square miles in Lewiston, Cache County, Utah (a standard USPS delivery area), with a modest 2,237 residents on file, a density of 19 people per square mile, in the Denver time zone.

ZIP 84320 lands in the middle-income range, with a median household income of $103,810 (20% above the Utah average), while per-capita income is $32,943. 2.5% of residents live below the poverty line, and the unemployment rate reads 3.5%. On housing, the median home value is $380,200 (12% below the state average) with median rent at $927 per month, and 83.5% of occupied units are owner-occupied.

Educational attainment sits below the national norm: 25.0% of adults hold a bachelor's degree or higher, the median age is 29.9, and the average commute is 23 minutes. We also surface 7 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Cache County, so you can benchmark 84320 against its immediate geography rather than a national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 84320

Top 5 sectors by establishment count in Lewiston, UT

Which industries have the most business establishments in ZIP 84320.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 84320, Lewiston, UT · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

2,237

Population

115.3

Area (sq mi)

19

People / sq mi

Denver

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 84320?

29.9

Median Age

49.4%

Male

50.6%

Female

3.0%

Foreign-Born

White 90.9%
African American 0.1%
Asian 0.7%
American Indian or Alaska Native 0.1%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 4.6%
Hispanic or Latino 9.6%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$103,810

Median Household Income

+20% vs state

$32,943

Per Capita Income

2.5%

Poverty Rate

3.5%

Unemployment Rate

22.8 min

Mean Commute Time

How ZIP 84320 ranks nationally

Lewiston, UT household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$103,810 Top 17% higher than 83% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). This entry sits in this band. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 54.2%
Bachelor's Degree or Higher 25.0%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

899

Total Housing Units

844

Occupied Units

55

Vacant Units

3.74

Avg Household Size

Occupancy Type

Owner 83.5%
Renter 16.5%

$380,200

Median Home Value

-12% vs state

$927

Median Rent

1975

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+2.3%

YoY Change (2024)

294

HPI Index (2000 = 100)

+194%

Total Change Since 2000

Home values in ZIP 84320 have increased 2.3% over the past year (2024). Since 2000, this ZIP has seen +194% cumulative appreciation.

Year Annual Change HPI Index
2020 +10.9% 200
2021 +21.7% 243
2022 +23.5% 301
2023 -4.4% 287
2024 +2.3% 294

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 63 business establishments in ZIP 84320, employing approximately 623 people with a combined annual payroll of $28,198,000.

63

Businesses

623

Employees

$28.2M

Annual Payroll

6

Industry Sectors

Industry Establishments % of Total
Construction 20 31.8%
Retail trade 11 17.5%
Manufacturing 7 11.1%
Other services (except public administration) 6 9.5%
Finance and insurance 4 6.3%
Administrative and support and waste management and remediation services 3 4.8%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 84320 vs 84333 →

ZIP 84320 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 84320 ranks #3 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 84320 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 84320 ranks #2 of 7 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
84333 Richmond, UT 2,722 4.3 mi
83237 Franklin, ID 1,146 5.7 mi
84308 Cornish, UT 325 7.1 mi
84338 Trenton, UT 481 5.9 mi
84335 Smithfield, UT 11,372 9.4 mi
84327 Newton, UT 951 9.9 mi
84304 Cache Junction, UT 40 12.8 mi

More ZIP Codes in Cache County

84321 standard
Logan, UT
Pop: 44,074
84341 standard
Logan, UT
Pop: 20,109
84335 standard
Smithfield, UT
Pop: 11,372
84319 standard
Hyrum, UT
Pop: 7,905
84332 standard
Providence, UT
Pop: 7,218
84339 standard
Wellsville, UT
Pop: 5,046

Related Areas

Cache County Lewiston, UT Utah

Frequently Asked Questions

What county is ZIP code 84320 in? ▼
ZIP code 84320 (Lewiston) is located in Cache County, Utah. Cache County contains multiple ZIP codes, see the full list at /counties/cache-ut.
What is the population of ZIP code 84320? ▼
ZIP code 84320 in Lewiston, UT has a population of 2,237 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 84320? ▼
The median household income in ZIP 84320 is $103,810, which is 36% above the national average of $76,288.
What is the average home value in ZIP 84320? ▼
The median home value in ZIP 84320 is $380,200, which is 37% above the national average of $278,155.
What is the demographic makeup of ZIP 84320? ▼
The largest racial group in ZIP 84320 is White at 90.9%. Hispanic or Latino residents make up 9.6% of the population.
How many businesses are in ZIP code 84320? ▼
ZIP code 84320 has 63 business establishments employing approximately 623 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 84320? ▼
The top industries by establishment count in ZIP 84320 are: Construction (20), Retail trade (11), Manufacturing (7). There are 6 industry sectors represented in total.
How have home values changed in ZIP code 84320? ▼
According to the FHFA House Price Index, home values in ZIP 84320 increased by 2.3% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 194%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 84320? ▼
In ZIP code 84320, 54.2% of residents aged 25+ have a high school diploma or higher, and 25.0% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 84320? ▼
The mean commute time for workers in ZIP code 84320 is 22.8 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 84320? ▼
In ZIP code 84320, approximately 83.5% of occupied housing units are owner-occupied and 16.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 84320? ▼
The poverty rate in ZIP code 84320 is 2.5% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.