Gridley ZIP Codes — Mclean County, IL

There is one unique ZIP code in Gridley, Illinois and it is 61744. Area code: 309.

ZIP codes

77.71

sq mi land

0.00

sq mi water

309

area code

Gridley, IL ZIP code map

About Gridley, IL

Gridley, Illinois, is a small yet charming city located within McLean County. Known for its close-knit community and serene environment, Gridley offers a peaceful lifestyle with easy access to larger urban areas. With its historical roots and friendly atmosphere, it is an inviting place for residents and visitors alike.

Location & geography

Gridley is situated in the central part of Illinois, within McLean County, providing a rural ambiance while maintaining proximity to larger cities. Nearby cities include Bloomington, approximately 18 miles to the southeast, and Normal, roughly 20 miles away, making it convenient for those who seek larger urban amenities. The city covers a land area of 77.71 square miles, with no significant water bodies within its borders.

Community & economy

The character of Gridley is marked by a close-knit community where residents often share a strong sense of belonging and pride in their local heritage. Agriculture remains a significant industry in the area, along with small businesses that contribute to the local economy, fostering a supportive environment for entrepreneurs. Daily life in Gridley is characterized by community events, local gatherings, and an overall focus on family-friendly activities.

Transportation

Gridley is easily accessible via Interstate 39, which connects the city to other major routes throughout the region. The nearest airport is Central Illinois Regional Airport, about 20 miles away in Bloomington, providing residents with flight options for longer journeys. Local transit options primarily consist of personal vehicles and community-based services.

History

Gridley was founded in the late 19th century, and its growth was closely tied to the agricultural boom in McLean County. The city has a rich agricultural heritage and has historically been home to several key industries that supported the local economy. Notable events in Gridley's history include annual festivals that celebrate its cultural heritage and community spirit.

Did you know?

A little-known fact about Gridley is that it has maintained a strong educational system, often praised for its dedication to student achievement. Additionally, it is recognized for its unique small-town charm, which attracts visitors seeking to experience the authentic rural lifestyle of Illinois.

ZIP codes for Gridley, IL (1)

ZIP code	City	County	Map
61744	Gridley	Mclean	View map

Demographics & statistics

1,506

Population

50.9

Median age

$62,143

Median household income

$36,621

Per capita income

$140,600

Median home value

$696

Median monthly rent

72.5%

Home ownership

6.0%

Poverty rate

2.9%

Unemployment

504

Housing units

31.9%

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

109

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	326	21.6%
18 and over	1,180	78.4%
65 and over	333	22.1%
Median age	50.9 years

Race & ethnicity

White 95.9%

Black or African American 1.5%

Asian 1.1%

Two or more races 1%

Hispanic or Latino 0.3%

Other race 0.2%

Group	Count	%
White	1,449	95.9%
Black or African American	23	1.5%
Asian	16	1.1%
Two or more races	15	1%
Hispanic or Latino	5	0.3%
Other race	3	0.2%

Household income

Under $10k 1.7%

$10k–$15k 2.1%

$15k–$25k 8.0%

$25k–$35k 20.1%

$35k–$50k 12.1%

$50k–$75k 15.0%

$75k–$100k 13.5%

$100k–$150k 17.8%

$150k–$200k 5.5%

$200k+ 4.1%

Range	% of households
Under $10k	1.7%
$10k–$15k	2.1%
$15k–$25k	8.0%
$25k–$35k	20.1%
$35k–$50k	12.1%
$50k–$75k	15.0%
$75k–$100k	13.5%
$100k–$150k	17.8%
$150k–$200k	5.5%
$200k+	4.1%
Median income	$62,143

Housing

Home values

Under $50k 3.4%

$50k–$100k 20.7%

$100k–$150k 35.3%

$150k–$200k 20.7%

$200k–$300k 12.9%

$300k–$500k 7.0%

Housing overview

Metric	Value
Median home value	$140,600
Median rent / month	$696
Owner occupied	72.5%
Renter occupied	27.5%
Vacant	4.5%
Single-family detached	79.1%
Large apartment buildings	0.0%
Mobile homes	2.8%
Median rooms	6.1
Avg household size (owned)	2.40

Year built

Era	%
2020 or later	0.0%
2010–2019	2.8%
2000–2009	13.8%
1990–1999	8.5%
1980–1989	4.7%
1970–1979	12.4%
1960–1969	17.7%
1950–1959	9.1%
1940–1949	7.3%
1939 or earlier	23.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	10.5%
2 bedrooms	30.0%
3 bedrooms	36.7%
4 bedrooms	13.6%
5+ bedrooms	9.1%

Vehicles per household

Vehicles	% of households
No vehicle	1.8%
1 vehicle	25.8%
2 vehicles	48.3%
3 or more	24.1%

Heating fuel

Fuel type	%
Utility gas	63.8%
Electricity	18.9%
Propane / LP gas	17.3%

Households & families

Household type	Count	%
Married-couple family	382	58.6%
Cohabiting couple	11	1.7%
Male householder, no spouse	95	14.6%
Female householder, no spouse	164	25.2%
Households with children under 18	164	25.2%
Households with seniors (65+)	220	33.7%
Average household size	2.31

Marital status

Status	Male	Female
Never married	18.9%	16.1%
Married	69.0%	64.0%
Separated	0.5%	0.0%
Widowed	8.7%	6.8%
Divorced	2.9%	13.1%

Education

Less than 9th grade 2.7%

Some HS, no diploma 3.9%

HS graduate 29.4%

Some college, no degree 20.4%

Associate's degree 11.7%

Bachelor's degree 25.6%

Graduate / professional 6.3%

Metric	%
HS diploma or higher	93.4%
Bachelor's or higher	31.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	25	7.4%
Kindergarten	28	8.3%
Elementary school	141	41.8%
High school	78	23.1%
College / grad school	65	19.3%

Employment

Industry of employment

Education & healthcare 31.2%

Manufacturing 14.8%

Finance & real estate 12.2%

Retail trade 9.4%

Professional & management 7.5%

Transportation & utilities 6.2%

Agriculture & mining 5.0%

Construction 3.0%

Other services 2.8%

Information 2.7%

Public administration 2.6%

Arts, food & hospitality 2.1%

Wholesale trade 0.6%

Occupation

Category	%
Management, business & arts	32.9%
Service	18.2%
Sales & office	25.8%
Natural resources & construction	7.7%
Production & transportation	15.5%

Employment type

Type	%
Private sector	86.8%
Government	12.1%
Self-employed	0.6%
Unpaid family workers	0.6%

Commute

Method	%
Drive alone	78.8%
Carpool	11.4%
Public transit	0.0%
Walk	2.4%
Other means	0.4%
Avg commute (minutes)	26.8

Poverty

All people 6.0%

Under 18 years 4.3%

18 and over 6.4%

Married-couple families 0.0%

Female-led households 23.3%

Income support

Source	% of households
Social Security	34.5%
Retirement income	29.8%
Supplemental Security	6.7%
Cash public assistance	0.8%
Food stamps / SNAP	11.0%

Health indicators

Condition	%
High blood pressure	30.9%
High cholesterol	32.7%
Heart disease	6.0%
Stroke	2.6%
Asthma	9.1%
Arthritis	25.0%
Kidney disease	2.6%
Pulmonary disease	6.0%
Cancer	7.2%

Behavior / access	%
Binge drinking	15.5%
No physical activity	21.2%
Less than 7 hrs sleep	29.9%
Fair or poor health	11.4%
Poor mental health	11.8%
Poor physical health	8.5%
No health insurance	8.6%
Visited doctor (checkup)	76.2%
Visited dentist	67.9%
Cholesterol screening	91.2%
Teeth loss	11.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	52	4.4%

Disability	%
Any disability	9.6%
Under 18	6.1%
18–64 years	5.3%
65 and over	24.0%

Health insurance coverage

Type	%
Private insurance	73.1%
Public insurance	36.7%
Uninsured under 19	8.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,427	94.8%
Spanish	6	0.4%
Other Indo-European	3	0.2%
Asian & Pacific Islander	0	0.0%
Other languages	3	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,483	98.5%
Born in same state	1,483	98.5%
Born in different state	1,226	81.4%
Foreign born	0	0.0%
Naturalized citizen	23	1.5%
Not a US citizen	17	73.9%

Ancestry

Ancestry	Count	%
French	129	8.6%
Arab	123	8.2%
Italian	99	6.6%
English	26	1.7%

Ancestry	Count	%
Irish	10	0.7%
Polish	5	0.3%
German	3	0.2%

Technology access

Metric	% of households
Computer access	43.3%
Internet access	96.8%

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

Frequently asked questions

What ZIP codes does Gridley, IL have?

Gridley, IL has one ZIP code: 61744. Each ZIP code serves a distinct delivery area within the city and surrounding region.