Monticello ZIP Codes — Jones County, IA

There is one unique ZIP code in Monticello, Iowa and it is 52310. Area code: 319.

ZIP codes

145.37

sq mi land

0.09

sq mi water

319

area code

Monticello, IA ZIP code map

About Monticello, IA

Monticello, Iowa, is a charming city located in the heart of Jones County. Known for its friendly atmosphere and small-town charm, Monticello invites residents and visitors alike to explore its rich history and vibrant community. With its picturesque landscapes and engaging local events, it serves as a welcoming hub for family life and tourism.

Location & geography

Monticello is situated in east-central Iowa, offering a beautiful backdrop of rolling hills and lush greenery. The city lies approximately 40 miles southwest of Dubuque and about 30 miles northeast of Cedar Rapids, making it accessible to larger urban centers. Covering a total area of 145.37 square miles, Monticello features minimal water area, totaling just 0.09 square miles.

Community & economy

The character of Monticello reflects a tight-knit community where residents take pride in their town and its heritage. The city is home to various industries, including agriculture and manufacturing, which contribute to its economic vitality. Daily life in Monticello is enriched by local festivals, farmers' markets, and recreational opportunities that foster community bonds.

Transportation

Monticello is accessible via several highways, including U.S. Route 151 and Iowa Highway 38, which connect it to neighboring regions. The nearest commercial airport is in Cedar Rapids, providing additional transportation options for those traveling to and from Monticello. Public transit options are limited, but local roads offer easy navigation throughout the city.

History

Monticello was founded in the mid-1800s and has since developed a rich history tied to agriculture and railroads. The city's strategic location along the railway system allowed it to thrive as a trading hub for local farmers and businesses. Over the years, Monticello has hosted various historical events that celebrate its heritage and community spirit.

Did you know?

One surprising fact about Monticello is that it is home to the Monticello Railway Museum, which features a wide array of vintage locomotives and railway memorabilia. This museum not only delights railway enthusiasts but also serves as an educational resource for visitors of all ages.

ZIP codes for Monticello, IA (1)

ZIP code	City	County	Map
52310	Monticello	Jones	View map

Demographics & statistics

6,286

Population

45.4

Median age

$70,028

Median household income

$39,287

Per capita income

$170,000

Median home value

$671

Median monthly rent

77.8%

Home ownership

4.2%

Poverty rate

1.3%

Unemployment

2,337

Housing units

27.5%

Bachelor's or higher

Age distribution

Male Female

239

Under 5

234

161

5–9

158

153

10–14

150

155

15–19

152

162

20–24

158

372

25–34

366

330

35–44

324

409

45–54

402

275

55–59

270

236

60–64

231

379

65–74

372

204

75–84

201

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,338	21.3%
18 and over	4,948	78.7%
65 and over	1,349	21.5%
Median age	45.4 years

Race & ethnicity

White 92.9%

Two or more races 4.5%

Black or African American 1.5%

Hispanic or Latino 0.7%

American Indian / Alaska Native 0.3%

Asian 0.2%

Group	Count	%
White	5,882	92.9%
Two or more races	282	4.5%
Black or African American	94	1.5%
Hispanic or Latino	47	0.7%
American Indian / Alaska Native	17	0.3%
Asian	11	0.2%

Household income

Under $10k 3.3%

$10k–$15k 0.3%

$15k–$25k 7.1%

$25k–$35k 8.3%

$35k–$50k 12.3%

$50k–$75k 21.1%

$75k–$100k 14.8%

$100k–$150k 20.5%

$150k–$200k 7.3%

$200k+ 5.0%

Range	% of households
Under $10k	3.3%
$10k–$15k	0.3%
$15k–$25k	7.1%
$25k–$35k	8.3%
$35k–$50k	12.3%
$50k–$75k	21.1%
$75k–$100k	14.8%
$100k–$150k	20.5%
$150k–$200k	7.3%
$200k+	5.0%
Median income	$70,028

Housing

Home values

Under $50k 2.7%

$50k–$100k 11.4%

$100k–$150k 22.9%

$150k–$200k 24.5%

$200k–$300k 22.9%

$300k–$500k 13.8%

$500k–$1M 1.8%

Housing overview

Metric	Value
Median home value	$170,000
Median rent / month	$671
Owner occupied	77.8%
Renter occupied	22.2%
Vacant	8.4%
Single-family detached	77.8%
Large apartment buildings	2.5%
Mobile homes	2.0%
Median rooms	6.5
Avg household size (owned)	2.47

Year built

Era	%
2020 or later	0.0%
2010–2019	5.4%
2000–2009	9.2%
1990–1999	13.5%
1980–1989	4.5%
1970–1979	15.5%
1960–1969	10.6%
1950–1959	10.2%
1940–1949	3.6%
1939 or earlier	27.4%

Bedrooms

Size	% of units
No bedroom (studio)	1.1%
1 bedroom	15.7%
2 bedrooms	18.4%
3 bedrooms	36.1%
4 bedrooms	21.7%
5+ bedrooms	7.0%

Vehicles per household

Vehicles	% of households
No vehicle	5.9%
1 vehicle	28.1%
2 vehicles	37.0%
3 or more	29.0%

Heating fuel

Fuel type	%
Utility gas	49.9%
Electricity	18.9%
Propane / LP gas	26.1%
Fuel oil	0.2%
Wood	2.3%
Solar	0.9%

Households & families

Household type	Count	%
Married-couple family	1,465	54.5%
Cohabiting couple	195	7.3%
Male householder, no spouse	588	21.9%
Female householder, no spouse	439	16.3%
Households with children under 18	614	22.9%
Households with seniors (65+)	843	31.4%
Average household size	2.28

Marital status

Status	Male	Female
Never married	30.6%	20.0%
Married	55.7%	60.7%
Separated	0.8%	0.7%
Widowed	2.2%	10.9%
Divorced	10.8%	7.7%

Education

Less than 9th grade 0.7%

Some HS, no diploma 3.5%

HS graduate 33.9%

Some college, no degree 18.7%

Associate's degree 15.7%

Bachelor's degree 19.6%

Graduate / professional 7.9%

Metric	%
HS diploma or higher	95.8%
Bachelor's or higher	27.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	134	10.9%
Kindergarten	117	9.5%
Elementary school	505	41.0%
High school	315	25.5%
College / grad school	162	13.1%

Employment

Industry of employment

Education & healthcare 26.6%

Manufacturing 18.7%

Retail trade 10.8%

Construction 10.6%

Other services 8.2%

Agriculture & mining 6.6%

Finance & real estate 3.9%

Transportation & utilities 3.8%

Professional & management 3.7%

Arts, food & hospitality 2.6%

Information 2.1%

Public administration 1.7%

Wholesale trade 0.7%

Occupation

Category	%
Management, business & arts	38.0%
Service	14.9%
Sales & office	18.1%
Natural resources & construction	9.6%
Production & transportation	19.3%

Employment type

Type	%
Private sector	76.5%
Government	13.3%
Self-employed	9.9%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	78.8%
Carpool	6.6%
Public transit	0.5%
Walk	5.4%
Other means	0.6%
Avg commute (minutes)	19.2

Poverty

All people 4.2%

Under 18 years 0.0%

18 and over 5.4%

Married-couple families 1.0%

Female-led households 7.1%

Income support

Source	% of households
Social Security	32.0%
Retirement income	19.6%
Supplemental Security	2.6%
Cash public assistance	4.3%
Food stamps / SNAP	8.1%

Health indicators

Condition	%
High blood pressure	34.4%
High cholesterol	33.9%
Heart disease	7.0%
Stroke	3.2%
Asthma	9.1%
Arthritis	25.6%
Kidney disease	3.0%
Pulmonary disease	6.9%
Cancer	7.7%

Behavior / access	%
Binge drinking	20.5%
No physical activity	23.8%
Less than 7 hrs sleep	29.1%
Fair or poor health	12.3%
Poor mental health	12.7%
Poor physical health	9.6%
No health insurance	8.8%
Visited doctor (checkup)	75.2%
Visited dentist	70.9%
Cholesterol screening	89.5%
Teeth loss	12.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	437	8.8%

Disability	%
Any disability	13.6%
Under 18	3.9%
18–64 years	8.9%
65 and over	37.5%

Health insurance coverage

Type	%
Private insurance	80.7%
Public insurance	37.2%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	5,813	92.5%
Spanish	22	0.4%
Other Indo-European	22	0.4%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	6,269	99.7%
Born in same state	6,217	98.9%
Born in different state	5,342	85.0%
Foreign born	52	0.8%
Naturalized citizen	17	0.3%
Not a US citizen	17	100.0%

Ancestry

Ancestry	Count	%
Italian	1,319	21%
French	558	8.9%
Arab	435	6.9%

Ancestry	Count	%
German	78	1.2%
English	67	1.1%
Polish	56	0.9%

Technology access

Metric	% of households
Computer access	42.7%
Internet access	86.6%

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

Frequently asked questions

What ZIP codes does Monticello, IA have?

Monticello, IA has one ZIP code: 52310. Each ZIP code serves a distinct delivery area within the city and surrounding region.