Median Income
$113,250
51% higher than US avg
Home Value
$246,400
13% lower than US avg
Violent Crime
0/100K
100% lower than US avg
Bachelor's+
56.0%
66% higher than US avg
Median Rent
$1,111
4% lower than US avg
Obesity Rate
33.4%
4% higher than US avg
Unemployment
0.0%
100% lower than US avg
Poverty Rate
10.2%
18% lower than US avg
How Twin Grove Compares to the U.S. Average (100% = U.S. avg)
People
Population1,554
Median Age41.3 yrs
Density392/mi²
Male / Female51% / 49%
Largest GroupWhite 93%
Veterans8.7%
Economy
A+
Median Income$113,250
Per Capita$72,497
Unemployment0.0%
Poverty10.2%
County GDP$7,835M
Commute26 min
Housing
A+
Home Value$246,400
Rent$1,111
Ownership90.6%
Zillow$233,732
Housing Units543
Rent Burden51.0%
Crime
C+
Violent0/100K
Property514/100K
Health
Obesity33.4%
Uninsured5.9%
Smoking10.5%
Depression21.9%
Heart Disease4.6%
Climate
Avg Temp50°F (10°C)
AQI43 (Good)
Rain40.4 in/yr
Sunny Days275/yr
Elevation751 ft (229 m)
Education
A+
Bachelor's+56.0%
High School+98.0%
Graduate+19.3%
School Score5.86
Community
2024 VoteR 62% / D 36%
Commute26 min
Broadband99.2%
EV Stations30
Libraries12
Is Twin Grove a Good Place to Live?
Based on current data, Twin Grove receives an overall livability score of 4.3 out of 5.0, earning a grade of A. Key strengths include above-average household incomes, low unemployment, low crime rates, a highly educated population. Twin Grove stands out as an excellent place to live, with strong marks across most quality-of-life indicators.
Economy & Jobs
The median household income in Twin Grove is $113,250, which is significantly higher than the national average / 51% above $75,149. This places Twin Grove among higher-income communities. The job market is very strong with unemployment at just 0.0%. 10.2% of residents live in poverty, near the national average of 12.4%. Workers commute an average of 26 minutes.
Cost of Living & Housing
The median home value in Twin Grove is $246,400, 13% below the national median / offering relatively affordable homeownership. Renters pay a median of $1,111 per month. At just 2.2x median income, home prices are very affordable relative to local earnings.
Safety & Crime
Twin Grove is a very safe community with a violent crime rate of 0 per 100,000 residents / well below the national average of 380. Property crime occurs at a rate of 514 per 100,000, 74% below the national average.
Education
Twin Grove is a highly educated community / 56.0% of adults hold a bachelor's degree or higher, well above the national average of 33.7%. 98.0% have completed high school. Area schools have an average test score of 5.9/10.
Climate & Weather
Twin Grove experiences four distinct seasons with an average temperature of 50°F. Winters average 23°F in January while summers reach 74°F in July. With 275 sunny days per year, residents enjoy well above the national average of sunshine. Annual precipitation totals 40.4 inches. Air quality is rated Good with a median AQI of 43.
Twin Grove has a population of 1,554 with a density of 392 people per square mile, spread across 4.0 square miles. The median age is 41.3 years, 6% older than the national median of 38.9. The gender split is 48.8% female and 51.2% male. The city is predominantly White (92.8%), with 1.9% Black. English is the primary language spoken at home by 98.2% of residents. 8.7% of the population are veterans, above the national rate of 6.0%. 7.2% of residents have a disability (below the 13.0% national average). 100.0% have health insurance coverage.
Population
41.3yrs
Median Age
6% above US avg
Race & Ethnicity
Twin Grove vs U.S. Average
Language Spoken at Home
English Only
98.2%
25% above US avg
Spanish
1.8%
87% below US avg
Social Characteristics
Twin Grove vs U.S. Average
The median household income in Twin Grove is $113,250, which is 51% above the national average of $75,149. Per capita income is $72,497 (above the $39,052 national figure). The average weekly wage is $1,079, 25% lower than the U.S. average. The unemployment rate is 0.0% (below the 3.6% US average). 10.2% of residents live below the poverty line, lower than the national rate of 12.4%. The area has 2,560 business establishments, including 304 restaurants. The cost of living index is 100, roughly in line with the national average. Workers commute an average of 26 minutes. 18.7% of workers work from home (above the 15.2% national rate).
Income: Twin Grove vs U.S.
Income
| Median HH Income | $113,250 |
| 51% above US avg |
| Per Capita Income | $72,497 |
| Avg Weekly Wage | $1,079 |
| IRS Avg AGI | $79,430 |
| Gini Index | 0.417 (0=equal, 1=unequal) |
Employment & Poverty
| Unemployment | 0.0% |
| 100% below US avg |
| Poverty Rate | 10.2% |
| 18% below US avg |
| Establishments (County) | 2,560 |
| County GDP | $7,835M |
Business (County)
| Restaurants | 304 |
| Healthcare | 285 |
| Retail | 380 |
| Manufacturing | 118 |
Tax & Cost of Living
| Property Tax (IRS) | $6,627 |
| 89% above US avg |
| Cost of Living | 100.00 (100=avg) |
| Effective Tax Rate | 2.69% |
Commute & Transportation
| Commute Time | 25.7 min |
| Drive Alone | 70.5% |
| Public Transit | 0.0% |
| Work from Home | 18.7% |
The median home value in Twin Grove is $246,400, 13% below the national median of $281,900. Zillow estimates the typical home value at $233,732. Monthly rent averages $1,111 (4% below the national average of $1,163). Fair market rent ranges from $854 for a one-bedroom to $1,063 for a two-bedroom apartment. 90.6% of housing units are owner-occupied (above the 65.4% national rate). There are 543 total housing units in the city. The median year a home was built is 1978. The average annual property tax is $6,627 (higher than the $3,500 national average). 51.0% of renters spend 30% or more of their income on housing, indicating a significant affordability challenge for renters. The home price-to-income ratio is 2.2x, well within the affordable range.
Home Values
| Census Median | $246,400 |
| 13% below US avg |
| Zillow ZHVI | $233,732 |
Real Estate Market (Redfin)
Rental Costs
| Census Median Rent | $1,111 |
| 4% below US avg |
| Rent Burden | 51.0% |
HUD Fair Market Rent
| Studio | $774 |
| 1 Bedroom | $854 |
| 2 Bedrooms | $1,063 |
| 3 Bedrooms | $1,370 |
| 4 Bedrooms | $1,561 |
Ownership & Property
| Homeownership | 90.6% |
| Owner-Occupied | 90.6% |
| Renter-Occupied | 9.4% |
| Housing Units | 543 |
| Median Year Built | 1978 |
Property Tax
| Avg Tax (IRS) | $6,627 |
| 89% above US avg |
| Effective Rate | 2.69% |
In Twin Grove, 33.4% of adults are obese, above the national rate of 32.1%. 7.9% have diabetes (below the 10.5% national rate). Heart disease affects 4.6% of residents, below the national average. 28.6% have high blood pressure. 10.5% are current smokers (below the 14.0% national rate). 21.1% report binge drinking. 16.2% are physically inactive, below the national average. 21.9% report depression. 15.6% experience frequent mental distress. 5.9% of residents lack health insurance (below the 8.6% national rate). The primary care physician ratio is 1:2,329. The dentist ratio is 1:1,709. 83.2% of residents have access to exercise opportunities. The food environment index is 8.1 out of 10.
Health Metrics: Twin Grove vs U.S. Average (%)
Chronic Conditions
| Obesity | 33.4% |
| 4% above US avg |
| Diabetes | 7.9% |
| Heart Disease | 4.6% |
| High Blood Pressure | 28.6% |
| Asthma | 9.8% |
| COPD | 4.6% |
| Cancer | 7.6% |
| Stroke | 2.3% |
Behaviors & Mental Health
| Smoking | 10.5% |
| 25% below US avg |
| Binge Drinking | 21.1% |
| Physical Inactivity | 16.2% |
| Depression | 21.9% |
| Mental Distress | 15.6% |
| Physical Distress | 10.0% |
| Short Sleep | 32.4% |
Healthcare Access
| Insurance Rate | 100.0% |
| Uninsured | 5.9% |
| 31% below US avg |
| Primary Care | 1:2,329 |
| Dentists | 1:1,709 |
| Mental Health | 1:430 |
| Checkup Rate | 76.2% |
| Dental Visits | 69.4% |
| Premature Death | 7,936/100K |
Food & Exercise
| Food Environment | 8.1/10 |
| Exercise Access | 83.2% |
| Healthcare Facilities | 285 |
Twin Grove has a violent crime rate of 0 per 100,000 residents, 100% below the national average of 380. Property crime stands at 514 per 100,000, 74% below the U.S. average. The county recorded 14 fatal traffic crashes. Overall, Twin Grove receives a safety grade of C+.
Crime Rates: Twin Grove vs U.S. Average (per 100,000)
Violent Crime
| Total Violent | 0.0/100K |
| 100% below US avg |
| |
Property Crime
| Total Property | 513.7/100K |
| 74% below US avg |
Traffic Safety
| Fatal Crashes (County/yr) | 14 |
| Avg Accident Severity | 0.0 / 4.0 |
Safety Score
| Safety Grade | C+ |
| Safety Score | 2.5 / 5.0 |
Twin Grove experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 23°F in January while summers reach 74°F in July. The area gets 275 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 40.4 inches. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 751 feet.
Temperature
23°F Jan (-5°C)
74°F Jul (23°C)
| Annual Average | 50.2°F |
| 7% below US avg |
| January Average | 23°F (-5°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 751 ft (229 m) |
| Area | 4.0 sq mi (10.3 km²) |
| Population Density | 392/sq mi |
| Coordinates | 40.4793°N, 89.1015°W |
| Timezone | America/Chicago |
| County | Tazewell County County |
| Nearest Airport | Central Il Regional/Bloomington-Normal (BMI)
10 miles away |
Precipitation & Snow
Annual Rainfall
40.4"
6% above US avg
Wettest Month (May)
4.25"
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 84.2 / 100 |
| Social Vulnerability | 23.2 / 100 |
| Community Resilience | 94.5 / 100 |
Hazard Breakdown
| Tornado |
Relatively High |
| Hurricane |
Very Low |
| Earthquake |
Relatively Low |
| Wildfire |
Very Low |
| Flood |
Relatively Moderate |
| Hail |
Relatively Moderate |
| Strong Wind |
Relatively High |
| Heat Wave |
Relatively Moderate |
| Winter Weather |
Relatively Moderate |
| Lightning |
Relatively Moderate |
| Ice Storm |
Relatively Moderate |
| Drought |
Relatively Moderate |
| Cold Wave |
Relatively High |
| Landslide |
Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
5 earthquakes (M2.5+) within 150 km since 1990.
Strongest: M4.2. Most recent: M3.3 on May 13, 2025.
| Jun 28, 2004 |
12 km NW of Dayton, Illinois |
M4.2 |
110 km |
| Sep 2, 1999 |
8 km W of Amboy, Illinois |
M3.5 |
141 km |
| May 13, 2025 |
7 km SSW of Lerna, Illinois |
M3.3 |
141 km |
| Jul 15, 2024 |
2 km WNW of Somonauk, Illinois |
M3.1 |
134 km |
| Mar 15, 2025 |
6 km W of Dwight, Illinois |
M2.6 |
84 km |
Source: USGS (M2.5+, 1990–2025)
Tornado History
763 tornadoes (EF0+) within 100 km since 1950.
Strongest: EF4. Total: 32 fatalities, 801 injuries.
| Date |
Rating |
Distance |
Fatalities |
| Nov 17, 2013 |
EF4 |
43 km |
3 |
| Jul 13, 2004 |
EF4 |
41 km |
0 |
| May 5, 1977 |
EF4 |
28 km |
0 |
| Jun 29, 1976 |
EF4 |
65 km |
0 |
| Mar 20, 1976 |
EF4 |
80 km |
0 |
| Jun 14, 1957 |
EF4 |
96 km |
2 |
| Feb 28, 2017 |
EF3 |
53 km |
0 |
| Feb 28, 2017 |
EF3 |
95 km |
2 |
| Nov 17, 2013 |
EF3 |
84 km |
0 |
| Nov 17, 2013 |
EF3 |
97 km |
0 |
| Dec 31, 2010 |
EF3 |
85 km |
0 |
| Jun 5, 2010 |
EF3 |
76 km |
0 |
| Aug 19, 2009 |
EF3 |
70 km |
0 |
| Apr 20, 2004 |
EF3 |
87 km |
8 |
| May 10, 2003 |
EF3 |
49 km |
0 |
| Apr 19, 1996 |
EF3 |
28 km |
0 |
| Apr 19, 1996 |
EF3 |
85 km |
0 |
| Apr 19, 1996 |
EF3 |
74 km |
0 |
| May 13, 1995 |
EF3 |
70 km |
0 |
| May 9, 1995 |
EF3 |
85 km |
0 |
Source: NOAA SPC (EF0+, 1950–2024)
Monthly Weather
| Month |
Avg Temperature |
Precipitation |
Summary |
| January |
23°F (-5°C) |
1.7 in |
Coldest |
| February |
28°F (-2°C) |
1.6 in |
Driest |
| March |
40°F (4°C) |
3.1 in |
|
| April |
51°F (11°C) |
3.8 in |
|
| May |
62°F (17°C) |
4.3 in |
Wettest |
| June |
71°F (22°C) |
3.9 in |
|
| July |
74°F (23°C) |
4.0 in |
Warmest |
| August |
73°F (23°C) |
3.6 in |
|
| September |
66°F (19°C) |
3.7 in |
|
| October |
54°F (12°C) |
2.8 in |
|
| November |
41°F (5°C) |
2.8 in |
|
| December |
29°F (-2°C) |
2.8 in |
|
Twin Grove has a seasonal temperature swing of 51°F / from 23°F in January to 74°F in July. Total annual precipitation is 37.9 inches, with May being the wettest month (4.3") and February the driest (1.6").
Average costs for common services in Twin Grove. Prices are estimated based on regional cost of living data and may vary by provider.
Healthcare
| Doctor Visit (Primary Care) |
$250 ($150–$400) |
| Specialist Visit |
$350 ($200–$550) |
| Urgent Care Visit |
$200 ($100–$350) |
| Emergency Room Visit |
$2,200 ($800–$5,000) |
| Dental Cleaning |
$130 ($75–$200) |
| Dental Filling |
$250 ($150–$400) |
View all 40 services
Auto Repair
| Oil Change (Conventional) |
$45 ($25–$75) |
| Oil Change (Synthetic) |
$75 ($50–$120) |
| Brake Pad Replacement |
$300 ($150–$500) |
| Tire Rotation |
$40 ($20–$75) |
| New Tires (Set of 4) |
$600 ($400–$1,000) |
| Battery Replacement |
$200 ($100–$350) |
View all 18 services
Home Services
| Plumber (Per Hour) |
$100 ($60–$150) |
| Electrician (Per Hour) |
$90 ($50–$140) |
| HVAC Repair |
$400 ($150–$800) |
| HVAC System Install |
$7,000 ($4,000–$12,000) |
| Roof Repair |
$1,000 ($400–$2,000) |
| Roof Replacement |
$9,000 ($5,500–$15,000) |
View all 25 services
Legal
| Divorce (Uncontested) |
$1,500 ($500–$3,500) |
| Divorce (Contested) |
$15,000 ($5,000–$30,000) |
| DUI Defense |
$5,000 ($2,000–$10,000) |
| Bankruptcy (Chapter 7) |
$1,500 ($800–$3,000) |
| Will Preparation |
$500 ($200–$1,000) |
| Trust Preparation |
$2,500 ($1,000–$5,000) |
View all 12 services
Personal Care
| Men's Haircut |
$25 ($15–$45) |
| Women's Haircut |
$55 ($30–$100) |
| Hair Coloring (Full) |
$150 ($75–$250) |
| Manicure |
$25 ($15–$45) |
| Pedicure |
$40 ($25–$65) |
| Massage (1 Hour) |
$80 ($50–$130) |
View all 12 services
Food & Grocery
| Gallon of Milk (per gallon) |
$4.10 ($3.00–$5.50) |
| Dozen Eggs (per dozen) |
$3.50 ($2.50–$5.00) |
| Loaf of Bread |
$3.80 ($2.50–$5.50) |
| Chicken Breast (per lb) |
$4.50 ($3.00–$6.50) |
| Ground Beef (per lb) |
$5.50 ($4.00–$7.50) |
| Rice (per lb) |
$1.00 ($0.60–$1.80) |
View all 20 services
Utilities
| Electricity (Monthly) |
$140 ($80–$250) |
| Natural Gas (Monthly) |
$70 ($30–$150) |
| Water/Sewer (Monthly) |
$70 ($40–$120) |
| Internet (Monthly) |
$70 ($40–$100) |
| Cell Phone Plan (Monthly) |
$65 ($30–$100) |
| Cable TV (Monthly) |
$85 ($50–$150) |
View all 8 services
Transportation
| Monthly Parking (Downtown) |
$200 ($75–$500) |
| Car Insurance (Annual) |
$2,000 ($1,200–$3,500) |
| Bus Pass (Monthly) |
$70 ($30–$130) |
| Taxi/Uber (5-Mile Ride) |
$15 ($8.00–$25) |
| Car Registration (Annual) |
$100 ($30–$250) |
| Driver's License Renewal |
$30 ($15–$75) |
View all 8 services
Education & Childcare
| Daycare (Infant, Monthly) |
$1,200 ($600–$2,500) |
| Daycare (Toddler, Monthly) |
$1,000 ($500–$2,000) |
| After-School Care (Monthly) |
$400 ($200–$700) |
| Tutoring (Per Hour) |
$50 ($25–$100) |
| SAT/ACT Prep Course |
$1,000 ($400–$2,500) |
| Private School (K-12, Annual) |
$12,500 ($5,000–$30,000) |
View all 8 services
Pets
| Vet Visit (Routine Checkup) |
$60 ($30–$100) |
| Dog Vaccination (Annual) |
$100 ($50–$200) |
| Dog Grooming |
$60 ($30–$100) |
| Pet Boarding (Per Night) |
$40 ($20–$75) |
| Dog Spay/Neuter |
$300 ($150–$500) |
| Cat Spay/Neuter |
$200 ($100–$400) |
View all 9 services
Childcare
| Center-Based (monthly) |
| Infant | $1,214 |
| Toddler | $931 |
| Preschool | $787 |
| Family Childcare (monthly) |
| Infant | $783 |
| Toddler | $770 |
| Preschool | $758 |
Source: DOL Women's Bureau (2022)
Frequently Asked Questions About Twin Grove
What is the population of Twin Grove?
Twin Grove has a population of 1,554 residents and is located in Illinois. The population density is 392 people per square mile, spread across 4.0 square miles. The median age of residents is 41.3 years, which is older than the national median of 38.9 years. The population is 48.8% female and 51.2% male.
Is Twin Grove expensive to live in?
Twin Grove has a cost of living roughly in line with the national average, with an index of 100 (baseline: 100). The median household income is $113,250, 51% above the national average of $75,149. The median home value is $246,400 (13% below the U.S. median). Renters pay a median of $1,111 per month. The home price-to-income ratio is 2.2x, indicating housing is reasonably affordable relative to local income levels.
Is Twin Grove safe?
Twin Grove is considered a very safe city with a violent crime rate of 0 per 100,000 residents, well below the national average of 380. Property crime occurs at a rate of 514 per 100,000 (below the national average). Overall, Twin Grove receives a safety grade of C+ based on combined crime data.
What is the weather like in Twin Grove?
Twin Grove has a four-season climate with an average annual temperature of 50°F (10°C). Winter temperatures average 23°F in January, while summers reach an average of 74°F in July. The area receives 275 sunny days per year, well above the national average of 205. Annual rainfall totals 40.4 inches. Air quality is rated Good with a median Air Quality Index (AQI) of 43.
How is the job market in Twin Grove?
The job market in Twin Grove is very strong, with unemployment at just 0.0% / well below the national rate of 3.6%. The average weekly wage is $1,079. There are 2,560 business establishments in the area, including 304 restaurants and food service locations. The average commute time is 26 minutes, and 18.7% of workers work from home.
How much does housing cost in Twin Grove?
The median home value in Twin Grove is $246,400. Zillow estimates the typical home value at $233,732. For renters, the median monthly rent is $1,111. Fair market rent is $854 for a 1-bedroom and $1,063 for a 2-bedroom apartment. The homeownership rate is 90.6%. The average annual property tax is $6,627.
How are the schools in Twin Grove?
Schools in Twin Grove score 5.9 out of 10 on standardized testing, near the national average. 56.0% of adults in Twin Grove hold a bachelor's degree or higher, above the national average of 33.7%. 98.0% have completed high school. 19.3% hold a graduate or professional degree.
How healthy is Twin Grove?
The obesity rate in Twin Grove is 33.4% (above the national rate of 32.1%). 10.5% of adults are smokers. 16.2% are physically inactive. 21.9% of residents report depression. 5.9% lack health insurance (below the national rate). 83.2% of residents have access to exercise opportunities. The primary care physician ratio is 1:2,329.
What is transportation like in Twin Grove?
The average commute in Twin Grove is 26 minutes. 70.5% of workers drive alone to work, and 18.7% work from home.
What are the demographics of Twin Grove?
The racial and ethnic makeup of Twin Grove is 92.8% White, 1.9% Black or African American. 98.2% of residents speak only English at home. 8.7% of the population are military veterans. 7.2% of residents have a disability. 100.0% have health insurance coverage.
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