Trenton ZIP Code List — Cache County, UT

There is one unique ZIP code in Trenton, Utah and it is 84338. Area code: 435.

ZIP codes

9.51

sq mi land

0.10

sq mi water

435

area code

Trenton, UT ZIP code map

About Trenton, UT

Trenton, Utah, is a charming small town located in Cache County known for its serene landscapes and tight-knit community. With a single ZIP code, 84338, the area embraces a tranquil lifestyle amidst the natural beauty of northern Utah. Trenton offers a unique blend of rural charm and accessibility to nearby urban amenities, making it an appealing destination for families and nature enthusiasts alike.

Location & geography

Trenton is situated in the northern part of Utah within Cache County, surrounded by the stunning terrain of the Wasatch Range. Nearby cities include Wellsville, located approximately 8 miles to the south, and Hyrum, around 11 miles to the southeast. The town covers a land area of 9.51 square miles, with a small water area measuring 0.10 square miles, providing a mix of open spaces and water features.

Community & economy

The community of Trenton is characterized by its friendly atmosphere and strong agricultural roots, which play a vital role in the local economy. Residents enjoy a laid-back lifestyle, with local parks and recreational activities available for families and children. Daily life is marked by a sense of belonging, where neighbors know each other and participate in community events.

Transportation

Trenton is accessible via several roads, with Utah State Route 30 serving as a primary thoroughfare, connecting residents to neighboring towns and the wider region. The nearest major airport is Logan-Cache Airport, located about 20 miles to the north, providing regional flights and essential services. Public transportation options are limited, making personal vehicles the primary mode of transit.

History

Trenton was founded in the late 19th century by settlers drawn to the area's fertile land and farming opportunities. The town's primary industries include agriculture and livestock, which have shaped its developmental history and community structure. Significant events in Trenton's history include the establishment of local schools and churches that served as community focal points.

Did you know?

One little-known fact about Trenton is that it is part of the Cache Valley, a region celebrated for its rich agricultural heritage and scenic beauty. Additionally, Trenton offers picturesque views of the surrounding mountains, making it a hidden gem for nature lovers and outdoor enthusiasts.

ZIP codes for Trenton, UT (1)

ZIP code	City	County	Map
84338	Trenton	Cache	View map

Demographics & statistics

567

Population

35.6

Median age

$77,500

Median household income

$29,404

Per capita income

$302,800

Median home value

$638

Median monthly rent

71.1%

Home ownership

6.9%

Poverty rate

2.9%

Unemployment

154

Housing units

27.8%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	147	25.9%
18 and over	420	74.1%
65 and over	72	12.7%
Median age	35.6 years

Race & ethnicity

White 96.8%

Two or more races 1.2%

Black or African American 1.1%

Asian 0.9%

Group	Count	%
White	549	96.8%
Two or more races	7	1.2%
Black or African American	6	1.1%
Asian	5	0.9%

Household income

$15k–$25k 5.3%

$25k–$35k 4.7%

$35k–$50k 24.2%

$50k–$75k 15.3%

$75k–$100k 22.1%

$100k–$150k 19.5%

$150k–$200k 8.4%

$200k+ 0.5%

Range	% of households
$15k–$25k	5.3%
$25k–$35k	4.7%
$35k–$50k	24.2%
$50k–$75k	15.3%
$75k–$100k	22.1%
$100k–$150k	19.5%
$150k–$200k	8.4%
$200k+	0.5%
Median income	$77,500

Housing

Home values

Under $50k 3.7%

$50k–$100k 2.2%

$100k–$150k 3.0%

$150k–$200k 7.4%

$200k–$300k 33.3%

$300k–$500k 37.8%

$500k–$1M 12.6%

Housing overview

Metric	Value
Median home value	$302,800
Median rent / month	$638
Owner occupied	71.1%
Renter occupied	28.9%
Vacant	9.1%
Single-family detached	91.9%
Large apartment buildings	0.0%
Mobile homes	4.3%
Median rooms	7.2
Avg household size (owned)	3.06

Year built

Era	%
2020 or later	0.0%
2010–2019	3.8%
2000–2009	12.0%
1990–1999	7.7%
1980–1989	8.6%
1970–1979	12.0%
1960–1969	6.2%
1950–1959	5.7%
1940–1949	4.3%
1939 or earlier	39.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.0%
2 bedrooms	31.6%
3 bedrooms	33.5%
4 bedrooms	19.6%
5+ bedrooms	15.3%

Vehicles per household

Vehicles	% of households
No vehicle	2.1%
1 vehicle	27.9%
2 vehicles	25.3%
3 or more	44.7%

Heating fuel

Fuel type	%
Utility gas	55.3%
Electricity	3.2%
Propane / LP gas	27.4%
Fuel oil	3.7%
Wood	6.8%

Households & families

Household type	Count	%
Married-couple family	131	68.9%
Cohabiting couple	7	3.7%
Male householder, no spouse	13	6.8%
Female householder, no spouse	39	20.5%
Households with children under 18	64	33.7%
Households with seniors (65+)	51	26.8%
Average household size	2.98

Marital status

Status	Male	Female
Never married	24.6%	27.9%
Married	69.3%	60.9%
Separated	0.4%	0.0%
Widowed	0.0%	7.0%
Divorced	5.7%	4.2%

Education

Less than 9th grade 0.0%

Some HS, no diploma 6.5%

HS graduate 29.6%

Some college, no degree 27.8%

Associate's degree 8.3%

Bachelor's degree 17.5%

Graduate / professional 10.4%

Metric	%
HS diploma or higher	93.5%
Bachelor's or higher	27.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	4	3.2%
Kindergarten	6	4.8%
Elementary school	60	48.0%
High school	28	22.4%
College / grad school	27	21.6%

Employment

Industry of employment

Education & healthcare 22.3%

Manufacturing 18.3%

Arts, food & hospitality 11.3%

Professional & management 10.7%

Agriculture & mining 9.3%

Construction 8.7%

Finance & real estate 5.7%

Retail trade 4.0%

Transportation & utilities 4.0%

Other services 2.7%

Wholesale trade 2.0%

Public administration 1.0%

Occupation

Category	%
Management, business & arts	29.7%
Service	15.7%
Sales & office	23.3%
Natural resources & construction	15.7%
Production & transportation	15.7%

Employment type

Type	%
Private sector	80.7%
Government	16.0%
Self-employed	3.0%
Unpaid family workers	0.3%

Commute

Method	%
Drive alone	69.0%
Carpool	18.7%
Public transit	0.0%
Walk	1.3%
Other means	3.0%
Avg commute (minutes)	26.6

Poverty

All people 6.9%

Under 18 years 17.7%

18 and over 3.1%

Married-couple families 3.1%

Female-led households 0.0%

Income support

Source	% of households
Social Security	28.4%
Retirement income	21.6%
Supplemental Security	7.4%
Cash public assistance	3.2%
Food stamps / SNAP	3.2%

Health indicators

Condition	%
High blood pressure	28.5%
High cholesterol	32.6%
Heart disease	5.9%
Stroke	3.0%
Asthma	10.7%
Arthritis	24.5%
Kidney disease	2.9%
Pulmonary disease	6.0%
Cancer	6.6%

Behavior / access	%
Binge drinking	10.2%
No physical activity	17.7%
Less than 7 hrs sleep	29.7%
Fair or poor health	13.7%
Poor mental health	15.0%
Poor physical health	10.9%
No health insurance	13.1%
Visited doctor (checkup)	68.8%
Visited dentist	72.1%
Cholesterol screening	86.0%
Teeth loss	12.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	16	3.8%

Disability	%
Any disability	12.7%
Under 18	3.4%
18–64 years	10.6%
65 and over	41.7%

Health insurance coverage

Type	%
Private insurance	72.0%
Public insurance	30.2%
Uninsured under 19	3.2%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	522	92.1%
Spanish	7	1.3%
Other Indo-European	6	1.1%
Asian & Pacific Islander	0	0.0%
Other languages	1	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	555	97.9%
Born in same state	555	97.9%
Born in different state	418	73.7%
Foreign born	0	0.0%
Naturalized citizen	12	2.1%
Not a US citizen	2	16.7%

Ancestry

Ancestry	Count	%
French	199	35.1%
Dutch	21	3.7%
Arab	18	3.2%

Ancestry	Count	%
Italian	13	2.3%
Polish	10	1.8%
English	2	0.4%

Technology access

Metric	% of households
Computer access	33.5%
Internet access	97.4%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What is the ZIP code for Trenton, UT?

Trenton, UT has one ZIP code: 84338.

What is the main ZIP code for Trenton, UT?

The primary ZIP code for Trenton, UT is 84338. The city uses area code 435 for phone service.

What county is Trenton, UT in?

Trenton is located in Cache County, Utah.

How many ZIP codes are in Trenton, UT?

Trenton, UT has 1 ZIP code.

What is the ZIP code for downtown Trenton, Utah?

Downtown Trenton, Utah is located in ZIP code 84338, which serves the central business district and residential areas of this Cache County community.

What ZIP code should I use for mailing to the Trenton City Hall area?

Trenton City Hall and government offices are located in ZIP code 84338, the sole ZIP code that covers all of Trenton, Utah.