Cisco ZIP Code List — Piatt County, IL

There is one unique ZIP code in Cisco, Illinois and it is 61830. Area code: 217.

ZIP codes

33.57

sq mi land

0.07

sq mi water

217

area code

Cisco, IL ZIP code map

About Cisco, IL

Cisco is a small, charming village located in the heart of Piatt County, Illinois. With its serene atmosphere and close-knit community, it offers a unique blend of rural charm and local culture. This quaint location invites residents and visitors alike to enjoy the beauty of the surrounding farmland and the simple pleasures of small-town life.

Location & geography

Cisco, Illinois, is situated in central Illinois, making it a central point for accessibility and exploration within the state. It is approximately 12 miles east of Monticello, around 30 miles northeast of Decatur, and a short drive to nearby towns such as Sullivan, just 10 miles to the southeast. The village spans a total land area of 33.57 square miles, with a minuscule water area of 0.07 square miles, highlighting its predominantly terrestrial landscape.

Community & economy

The character of Cisco is defined by its welcoming residents and a tranquil lifestyle, fostering a strong sense of community. The local economy is primarily based on agriculture, reflecting the region's lush farmland and farming practices that boost the community's livelihood. Daily life in Cisco includes local gatherings, enjoying outdoor activities, and participating in events that strengthen the bond between neighbors.

Transportation

Cisco is conveniently located near several highways, including U.S. Route 36, facilitating easy access to larger cities and surrounding areas. The nearest major airport is Decatur Airport, approximately 30 miles away, providing essential air travel options for residents. Public transportation options may be limited, emphasizing the need for personal vehicles for commuting.

History

Cisco was established in the mid-19th century, with its roots deeply tied to agriculture and rural development. Over the years, it has primarily relied on farming as a key industry, contributing to the local economy and shaping its historical significance. Notable events in Cisco's history include community fairs and agricultural exhibitions that showcase the town's agricultural heritage.

Did you know?

One surprising fact about Cisco is that despite its small size, it once had a thriving railroad that contributed to its early growth. Additionally, Cisco has a unique charm with several historic buildings highlighting the village's rich past.

ZIP codes for Cisco, IL (1)

ZIP code	City	County	Map
61830	Cisco	Piatt	View map

Demographics & statistics

422

Population

41.0

Median age

$64,911

Median household income

$31,603

Per capita income

$120,000

Median home value

$858

Median monthly rent

79.5%

Home ownership

9.0%

Poverty rate

7.5%

Unemployment

128

Housing units

24.0%

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	114	27.0%
18 and over	308	73.0%
65 and over	90	21.3%
Median age	41.0 years

Race & ethnicity

White 93.4%

Two or more races 6.4%

Hispanic or Latino 0.2%

Group	Count	%
White	395	93.4%
Two or more races	27	6.4%
Hispanic or Latino	1	0.2%

Household income

Under $10k 5.6%

$10k–$15k 3.1%

$15k–$25k 14.9%

$25k–$35k 2.5%

$35k–$50k 6.8%

$50k–$75k 19.3%

$75k–$100k 12.4%

$100k–$150k 25.5%

$150k–$200k 5.6%

$200k+ 4.3%

Range	% of households
Under $10k	5.6%
$10k–$15k	3.1%
$15k–$25k	14.9%
$25k–$35k	2.5%
$35k–$50k	6.8%
$50k–$75k	19.3%
$75k–$100k	12.4%
$100k–$150k	25.5%
$150k–$200k	5.6%
$200k+	4.3%
Median income	$64,911

Housing

Home values

Under $50k 3.1%

$50k–$100k 28.1%

$100k–$150k 34.4%

$150k–$200k 7.8%

$200k–$300k 17.2%

$300k–$500k 9.4%

Housing overview

Metric	Value
Median home value	$120,000
Median rent / month	$858
Owner occupied	79.5%
Renter occupied	20.5%
Vacant	0.0%
Single-family detached	79.5%
Large apartment buildings	0.0%
Mobile homes	6.8%
Median rooms	6.6
Avg household size (owned)	2.55

Year built

Era	%
2020 or later	0.0%
2010–2019	3.7%
2000–2009	3.1%
1990–1999	9.3%
1980–1989	6.2%
1970–1979	10.6%
1960–1969	8.7%
1950–1959	13.0%
1940–1949	13.7%
1939 or earlier	31.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.6%
2 bedrooms	25.5%
3 bedrooms	44.7%
4 bedrooms	18.6%
5+ bedrooms	10.6%

Vehicles per household

Vehicles	% of households
No vehicle	3.1%
1 vehicle	26.7%
2 vehicles	42.9%
3 or more	27.3%

Heating fuel

Fuel type	%
Utility gas	75.8%
Electricity	7.5%
Propane / LP gas	12.4%
Wood	0.6%

Households & families

Household type	Count	%
Married-couple family	80	49.7%
Cohabiting couple	18	11.2%
Male householder, no spouse	35	21.7%
Female householder, no spouse	28	17.4%
Households with children under 18	47	29.2%
Households with seniors (65+)	59	36.6%
Average household size	2.62

Marital status

Status	Male	Female
Never married	25.9%	34.2%
Married	61.9%	44.9%
Separated	0.0%	0.0%
Widowed	2.0%	8.6%
Divorced	10.2%	12.3%

Education

Less than 9th grade 0.3%

Some HS, no diploma 5.1%

HS graduate 41.1%

Some college, no degree 14.7%

Associate's degree 14.7%

Bachelor's degree 15.8%

Graduate / professional 8.2%

Metric	%
HS diploma or higher	94.5%
Bachelor's or higher	24.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	2	2.6%
Kindergarten	3	3.8%
Elementary school	38	48.7%
High school	28	35.9%
College / grad school	7	9.0%

Employment

Industry of employment

Agriculture & mining 17.9%

Retail trade 14.5%

Education & healthcare 14.5%

Other services 13.9%

Manufacturing 8.1%

Finance & real estate 6.9%

Arts, food & hospitality 6.4%

Professional & management 5.8%

Construction 5.2%

Transportation & utilities 4.6%

Wholesale trade 1.7%

Public administration 0.6%

Occupation

Category	%
Management, business & arts	38.7%
Service	20.2%
Sales & office	21.4%
Natural resources & construction	5.8%
Production & transportation	13.9%

Employment type

Type	%
Private sector	83.8%
Government	5.2%
Self-employed	11.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	57.8%
Carpool	16.8%
Public transit	0.0%
Walk	19.7%
Other means	0.6%
Avg commute (minutes)	19.6

Poverty

All people 9.0%

Under 18 years 0.0%

18 and over 12.3%

Married-couple families 1.3%

Female-led households 22.2%

Income support

Source	% of households
Social Security	36.0%
Retirement income	33.5%
Supplemental Security	3.1%
Cash public assistance	1.2%
Food stamps / SNAP	12.4%

Health indicators

Condition	%
High blood pressure	34.5%
High cholesterol	34.6%
Heart disease	7.0%
Stroke	3.1%
Asthma	9.1%
Arthritis	28.7%
Kidney disease	3.0%
Pulmonary disease	7.2%
Cancer	8.1%

Behavior / access	%
Binge drinking	15.0%
No physical activity	23.2%
Less than 7 hrs sleep	30.3%
Fair or poor health	13.1%
Poor mental health	11.8%
Poor physical health	9.6%
No health insurance	9.2%
Visited doctor (checkup)	78.0%
Visited dentist	67.0%
Cholesterol screening	91.5%
Teeth loss	12.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	24	7.8%

Disability	%
Any disability	13.7%
Under 18	0.0%
18–64 years	8.3%
65 and over	44.4%

Health insurance coverage

Type	%
Private insurance	75.6%
Public insurance	41.0%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	375	88.9%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	422	100.0%
Born in same state	422	100.0%
Born in different state	373	88.4%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	97	23%
Arab	44	10.4%
Italian	29	6.9%

Ancestry	Count	%
Polish	20	4.7%
English	1	0.2%

Technology access

Metric	% of households
Computer access	38.2%
Internet access	94.4%

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

Frequently asked questions

What is the ZIP code for Cisco, IL?

Cisco, IL has one ZIP code: 61830.

What is the main ZIP code for Cisco, IL?

The primary ZIP code for Cisco, IL is 61830. The city uses area code 217 for phone service.

What county is Cisco, IL in?

Cisco is located in Piatt County, Illinois.

How many ZIP codes are in Cisco, IL?

Cisco, IL has 1 ZIP code.

What is the ZIP code for downtown Cisco in Piatt County?

Downtown Cisco, Illinois is located in ZIP code 61830, which serves as the primary postal code for the entire village and surrounding area in Piatt County.

What ZIP code should I use for mailing to businesses in Cisco, IL?

All businesses and residents in Cisco, Illinois use ZIP code 61830 for mailing addresses, as it is the only ZIP code assigned to this Piatt County village.