61327 ZIP Code — Hennepin, IL

Putnam County, Illinois

ZIP code 61327 is located in Hennepin, Illinois, within Putnam County. It covers approximately 36.29 square miles and serves a population of 1,385 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 815/779.

About ZIP code 61327

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $211,000. Owner-occupancy is high at 88%, well above the national average.

Median household income is $115,862. The poverty rate of 2% is below the national average. 38% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 28 minutes is near the national average.

College attainment at 20% is below the national average, consistent with a trades and production-oriented local economy.

Overall, ZIP code 61327 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

1,385

population

36.29

sq mi land

Standard

ZIP type

Central (CT)

timezone

61327 ZIP code map

Cities in ZIP code 61327

Below are the cities the US Postal Service accepts for ZIP code 61327. Using any city not on this list may result in mail delivery delays.

City	Status
Hennepin	Acceptable
Hennepin	Preferred

Nearby ZIP codes

61326 Granville (4.9 mi) 61335 Mc Nabb (5.3 mi) 61560 Putnam (6.8 mi) 61336 Magnolia (6.9 mi) 61362 Spring Valley (9 mi) 61356 Princeton (11.1 mi) 61320 Dalzell (11.2 mi) 61354 Peru (11.3 mi) 61368 Tiskilwa (11.4 mi) 61537 Henry (11.5 mi) 61329 Ladd (12 mi) 61334 Lostant (12.2 mi)

Demographics updated 05/2026

Population
Total population	1,385
Population density	38 / sq mi
State FIPS	17
County FIPS	155

Geography
Land area	36.29 sq mi
Water area	2.11 sq mi
Latitude	41.2231
Longitude	-89.2992
Timezone	Central (CT)
Area code	815/779

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	30.9%	37.7%	37.2%
$50k – $100k	31.6%	36.9%	29.6%
$100k – $200k	35.1%	23.0%	24.4%
Over $200k	2.4%	2.4%	8.8%

Demographics & statistics

1,385

Population

People per sq mi

44.2

Median age

$115,862

Median household income

$41,569

Per capita income

$211,000

Median home value

$821

Median monthly rent

87.9%

Home ownership

2.3%

Poverty rate

3.2%

Unemployment

511

Housing units

19.5%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

106

45–54

110

55–59

117

60–64

122

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	309	22.3%
18 and over	1,076	77.7%
65 and over	164	11.8%
Median age	44.2 years

Race & ethnicity

White 94%

Two or more races 1.7%

Hispanic or Latino 1.6%

Asian 1.1%

Other race 0.9%

Black or African American 0.6%

Group	Count	%
White	1,323	94%
Two or more races	24	1.7%
Hispanic or Latino	23	1.6%
Asian	16	1.1%
Other race	13	0.9%
Black or African American	9	0.6%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	30.9%	37.7%	37.2%
$50k – $100k	31.6%	36.9%	29.6%
$100k – $200k	35.1%	23.0%	24.4%
Over $200k	2.4%	2.4%	8.8%

Under $10k 1.0%

$10k–$15k 0.6%

$15k–$25k 6.4%

$25k–$35k 7.6%

$35k–$50k 11.7%

$50k–$75k 11.5%

$75k–$100k 6.6%

$100k–$150k 32.9%

$150k–$200k 17.7%

$200k+ 4.1%

Range	% of households
Under $10k	1.0%
$10k–$15k	0.6%
$15k–$25k	6.4%
$25k–$35k	7.6%
$35k–$50k	11.7%
$50k–$75k	11.5%
$75k–$100k	6.6%
$100k–$150k	32.9%
$150k–$200k	17.7%
$200k+	4.1%
Median income	$115,862

Housing

Home values

Under $50k 2.2%

$50k–$100k 9.7%

$100k–$150k 14.6%

$150k–$200k 16.4%

$200k–$300k 47.3%

$300k–$500k 8.6%

$500k–$1M 1.1%

Housing overview

Metric	Value
Median home value	$211,000
Median rent / month	$821
Owner occupied	87.9%
Renter occupied	12.1%
Vacant	10.3%
Single-family detached	91.4%
Large apartment buildings	0.0%
Mobile homes	1.4%
Median rooms	6.3
Avg household size (owned)	2.73

Year built

Era	%
2020 or later	0.0%
2010–2019	1.4%
2000–2009	14.8%
1990–1999	6.8%
1980–1989	8.7%
1970–1979	33.3%
1960–1969	8.6%
1950–1959	7.0%
1940–1949	4.9%
1939 or earlier	14.5%

Bedrooms

Size	% of units
No bedroom (studio)	2.3%
1 bedroom	5.8%
2 bedrooms	21.8%
3 bedrooms	46.2%
4 bedrooms	12.4%
5+ bedrooms	11.5%

Vehicles per household

Vehicles	% of households
No vehicle	1.4%
1 vehicle	20.6%
2 vehicles	39.9%
3 or more	38.1%

Heating fuel

Fuel type	%
Utility gas	44.9%
Electricity	11.7%
Propane / LP gas	22.4%
Wood	19.3%
No fuel used	1.6%

Households & families

Household type	Count	%
Married-couple family	331	64.4%
Cohabiting couple	38	7.4%
Male householder, no spouse	70	13.6%
Female householder, no spouse	75	14.6%
Households with children under 18	199	38.7%
Households with seniors (65+)	139	27.0%
Average household size	2.68

Marital status

Status	Male	Female
Never married	28.3%	33.3%
Married	60.6%	54.8%
Separated	0.2%	0.2%
Widowed	2.6%	4.8%
Divorced	8.4%	7.0%

Education

Less than 9th grade 0.2%

Some HS, no diploma 2.5%

HS graduate 39.5%

Some college, no degree 20.3%

Associate's degree 18.0%

Bachelor's degree 10.9%

Graduate / professional 8.5%

Metric	%
HS diploma or higher	97.3%
Bachelor's or higher	19.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	10	2.7%
Kindergarten	20	5.5%
Elementary school	140	38.5%
High school	135	37.1%
College / grad school	59	16.2%

Employment

Industry of employment

Education & healthcare 27.0%

Transportation & utilities 20.9%

Manufacturing 13.6%

Retail trade 9.7%

Arts, food & hospitality 5.9%

Professional & management 5.6%

Construction 4.5%

Agriculture & mining 4.1%

Wholesale trade 2.5%

Public administration 2.4%

Information 1.9%

Finance & real estate 1.3%

Other services 0.7%

Occupation

Category	%
Management, business & arts	26.2%
Service	19.9%
Sales & office	18.2%
Natural resources & construction	14.5%
Production & transportation	21.1%

Employment type

Type	%
Private sector	80.2%
Government	17.7%
Self-employed	2.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	83.2%
Carpool	4.6%
Public transit	0.0%
Walk	1.2%
Work from home	8.6%
Other means	2.4%
Avg commute (minutes)	28.4

Poverty

All people 2.3%

Under 18 years 1.0%

18 and over 2.7%

Married-couple families 0.0%

Female-led households 14.3%

Income support

Source	% of households
Social Security	37.9%
Retirement income	35.4%
Supplemental Security	5.3%
Cash public assistance	0.6%
Food stamps / SNAP	2.7%

Health indicators

Condition	%
Obesity	34.2%
High blood pressure	34.0%
High cholesterol	36.0%
Diabetes	9.9%
Heart disease	6.8%
Stroke	3.0%
Asthma	9.3%
Arthritis	28.1%
Kidney disease	2.9%
Pulmonary disease	7.0%
Cancer	7.7%

Behavior / access	%
Smoking	16.8%
Binge drinking	15.1%
No physical activity	23.2%
Less than 7 hrs sleep	31.6%
Depression	17.0%
Fair or poor health	12.9%
Poor mental health	12.0%
Poor physical health	9.5%
No health insurance	9.4%
Visited doctor (checkup)	77.4%
Visited dentist	68.2%
Cholesterol screening	91.6%
Teeth loss	11.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	57	5.3%

Disability	%
Any disability	13.0%
Under 18	8.1%
18–64 years	12.6%
65 and over	24.4%

Health insurance coverage

Type	%
Private insurance	84.9%
Public insurance	25.7%
No insurance	0.7%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,355	97.8%
Spanish	5	0.4%
Other Indo-European	5	0.4%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,379	99.6%
Born in same state	1,379	99.6%
Born in different state	1,241	89.6%
Foreign born	0	0.0%
Naturalized citizen	6	0.4%
Not a US citizen	3	50.0%

Ancestry

Ancestry	Count	%
Italian	220	15.9%
French	168	12.1%
Arab	86	6.2%
Polish	51	3.7%

Ancestry	Count	%
English	32	2.3%
Dutch	13	0.9%
Norwegian	3	0.2%

Technology access

Metric	% of households
Computer access	37.1%
Internet access	94.0%

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

Frequently asked questions about ZIP code 61327

What city is ZIP code 61327 in?

ZIP code 61327 is primarily assigned to Hennepin, Illinois.

What county is ZIP code 61327 in?

ZIP code 61327 falls within Putnam County, Illinois.

Is ZIP code 61327 mostly owner-occupied?

88% of occupied units in ZIP code 61327 are owner-occupied, well above the national average.

Does ZIP code 61327 have a large retiree population?

38% of households in ZIP code 61327 receive Social Security income, suggesting a significant retiree or disability population.

What is the median household income in ZIP code 61327?

The median household income in ZIP code 61327 is $115,862, above the national median of ~$75,000.

What is the population of ZIP code 61327?

ZIP code 61327 has an estimated population of 1,385 residents, with a density of 38 people per square mile.

What timezone is ZIP code 61327 in?

ZIP code 61327 observes the CST timezone.