61257 ZIP Code — Hillsdale, IL

Rock Island County, Illinois

ZIP code 61257 is located in Hillsdale, Illinois, within Rock Island County. It covers approximately 41.26 square miles and serves a population of 836 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 309.

About ZIP code 61257

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $95,000. Owner-occupancy is high at 79%, well above the national average.

Median household income is $73,125. Poverty affects 19% of residents, above the national average. 42% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is production, transportation, and material moving, with retail trade as the leading industry. The average commute of 28 minutes is near the national average.

College attainment at 11% is below the national average, consistent with a trades and production-oriented local economy.

Overall, ZIP code 61257 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, high homeownership, and a significant Social Security-dependent population.

836
population
41.26
sq mi land
Standard
ZIP type
Central (CT)
timezone
61257 ZIP code map
Cities in ZIP code 61257

Below are the cities the US Postal Service accepts for ZIP code 61257. Using any city not on this list may result in mail delivery delays.

City Status
Hillsdale Preferred
Nearby ZIP codes
61275 Port Byron (3 mi) 52753 Le Claire (8.5 mi) 61242 Cordova (8.6 mi) 61256 Hampton (9.2 mi) 61250 Erie (9.2 mi) 61244 East Moline (9.2 mi) 61241 Colona (9.3 mi) 61230 Albany (9.7 mi) 61239 Carbon Cliff (10.1 mi) 61254 Geneseo (10.2 mi) 52768 Princeton (10.2 mi) 61282 Silvis (11 mi)
Demographics updated 05/2026
Population
Total population 836
Population density 20 / sq mi
State FIPS 17
County FIPS 161
Geography
Land area 41.26 sq mi
Water area 1.06 sq mi
Latitude 41.5929
Longitude -90.2384
Timezone Central (CT)
Area code 309
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 49.7% 43.5% 37.2%
$50k – $100k 28.4% 33.1% 29.6%
$100k – $200k 18.4% 19.8% 24.4%
Over $200k 3.5% 3.5% 8.8%

Demographics & statistics

836
Population
20
People per sq mi
45.5
Median age
$73,125
Median household income
$33,264
Per capita income
$95,000
Median home value
$1,700
Median monthly rent
79.1%
Home ownership
18.8%
Poverty rate
14.4%
Unemployment
375
Housing units
10.8%
Bachelor's or higher

Age distribution

Male Female
31
Under 5
33
10
5–9
11
15
10–14
16
24
15–19
25
40
20–24
41
27
25–34
27
55
35–44
57
30
45–54
32
44
55–59
46
32
60–64
34
60
65–74
62
34
75–84
36
7
85+
7
← Male
Female →

Age summary

GroupCount%
Under 1816519.7%
18 and over67180.3%
65 and over20624.6%
Median age45.5 years

Race & ethnicity

White 86.9%
Hispanic or Latino 5.3%
Two or more races 5%
Other race 2.8%
GroupCount%
White76786.9%
Hispanic or Latino475.3%
Two or more races445%
Other race252.8%

Household income

Income range This ZIP County avg State avg
Under $50k 49.7% 43.5% 37.2%
$50k – $100k 28.4% 33.1% 29.6%
$100k – $200k 18.4% 19.8% 24.4%
Over $200k 3.5% 3.5% 8.8%
Under $10k 12.3%
$10k–$15k 0.6%
$15k–$25k 1.9%
$25k–$35k 7.6%
$35k–$50k 15.5%
$50k–$75k 13.0%
$75k–$100k 15.2%
$100k–$150k 21.5%
$150k–$200k 8.5%
$200k+ 3.8%
Range% of households
Under $10k12.3%
$10k–$15k0.6%
$15k–$25k1.9%
$25k–$35k7.6%
$35k–$50k15.5%
$50k–$75k13.0%
$75k–$100k15.2%
$100k–$150k21.5%
$150k–$200k8.5%
$200k+3.8%
Median income$73,125

Housing

Home values

Under $50k 37.2%
$50k–$100k 19.6%
$100k–$150k 15.2%
$150k–$200k 4.0%
$200k–$300k 9.6%
$300k–$500k 8.8%
$500k–$1M 5.6%

Housing overview

MetricValue
Median home value$95,000
Median rent / month$1,700
Owner occupied79.1%
Renter occupied20.9%
Vacant28.3%
Single-family detached83.9%
Large apartment buildings0.0%
Mobile homes12.5%
Median rooms5.4
Avg household size (owned)2.81

Year built

Era%
2020 or later0.0%
2010–20190.9%
2000–20097.3%
1990–19993.9%
1980–19894.5%
1970–197918.6%
1960–196922.4%
1950–19595.4%
1940–19492.7%
1939 or earlier34.2%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom4.3%
2 bedrooms21.1%
3 bedrooms58.5%
4 bedrooms8.2%
5+ bedrooms7.9%

Vehicles per household

Vehicles% of households
No vehicle0.9%
1 vehicle27.8%
2 vehicles28.2%
3 or more43.0%

Heating fuel

Fuel type%
Utility gas66.8%
Electricity5.1%
Propane / LP gas25.6%
Wood0.6%
No fuel used0.6%

Households & families

Household typeCount%
Married-couple family24075.9%
Cohabiting couple216.6%
Male householder, no spouse196.0%
Female householder, no spouse3611.4%
Households with children under 188627.2%
Households with seniors (65+)14244.9%
Average household size2.65

Marital status

StatusMaleFemale
Never married27.4%24.0%
Married67.5%64.2%
Separated0.8%0.3%
Widowed0.3%0.5%
Divorced4.0%10.9%

Education

Less than 9th grade 1.2%
Some HS, no diploma 5.8%
HS graduate 48.3%
Some college, no degree 19.3%
Associate's degree 14.6%
Bachelor's degree 8.5%
Graduate / professional 2.4%
Metric%
HS diploma or higher93.1%
Bachelor's or higher10.8%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool1512.2%
Kindergarten108.1%
Elementary school4939.8%
High school3730.1%
College / grad school129.8%

Employment

Industry of employment

Retail trade 25.5%
Education & healthcare 15.8%
Manufacturing 14.8%
Wholesale trade 12.9%
Transportation & utilities 12.9%
Construction 7.1%
Finance & real estate 4.2%
Professional & management 2.6%
Arts, food & hospitality 2.6%
Information 0.6%
Other services 0.6%
Public administration 0.3%

Occupation

Category%
Management, business & arts11.3%
Service10.3%
Sales & office21.6%
Natural resources & construction21.0%
Production & transportation35.8%

Employment type

Type%
Private sector86.1%
Government12.6%
Self-employed1.3%
Unpaid family workers0.0%

Commute

Method%
Drive alone84.8%
Carpool13.5%
Public transit0.0%
Walk0.0%
Work from home1.7%
Other means0.0%
Avg commute (minutes)28.0

Poverty

All people 18.8%
Under 18 years 24.2%
18 and over 17.4%
Married-couple families 20.0%
Female-led households 55.0%

Income support

Source% of households
Social Security41.5%
Retirement income42.7%
Supplemental Security3.5%
Cash public assistance1.6%
Food stamps / SNAP10.4%

Health indicators

Condition%
Obesity33.4%
High blood pressure30.9%
High cholesterol33.0%
Diabetes9.7%
Heart disease6.3%
Stroke2.8%
Asthma9.4%
Arthritis26.3%
Kidney disease2.7%
Pulmonary disease6.6%
Cancer7.1%
Behavior / access%
Smoking16.7%
Binge drinking15.7%
No physical activity23.4%
Less than 7 hrs sleep33.0%
Depression18.4%
Fair or poor health12.7%
Poor mental health12.2%
Poor physical health9.2%
No health insurance9.3%
Visited doctor (checkup)78.5%
Visited dentist67.0%
Cholesterol screening91.0%
Teeth loss11.8%

Veterans & disability

VeteransCount%
Civilian veterans608.9%
Disability%
Any disability9.9%
Under 180.0%
18–64 years7.3%
65 and over23.8%

Health insurance coverage

Type%
Private insurance70.1%
Public insurance41.9%
No insurance5.1%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only77292.3%
Spanish20.3%
Other Indo-European20.3%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)83499.8%
Born in same state83499.8%
Born in different state58269.6%
Foreign born00.0%
Naturalized citizen20.2%
Not a US citizen2100.0%

Ancestry

AncestryCount%
Italian13315.9%
French8410%
AncestryCount%
Arab536.3%
English313.7%

Technology access

Metric% of households
Computer access37.8%
Internet access98.1%

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

Frequently asked questions about ZIP code 61257

What city is ZIP code 61257 in?

ZIP code 61257 is primarily assigned to Hillsdale, Illinois.

What county is ZIP code 61257 in?

ZIP code 61257 falls within Rock Island County, Illinois.

How educated is the population of ZIP code 61257?

11% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

What is the poverty rate in ZIP code 61257?

19% of residents in ZIP code 61257 live below the poverty line, above the national average.

Does ZIP code 61257 have a large retiree population?

42% of households in ZIP code 61257 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 61257?

The median home value in ZIP code 61257 is $95,000.

What timezone is ZIP code 61257 in?

ZIP code 61257 observes the CST timezone.

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