Lockport, Illinois Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Lockport, IL Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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B
Health Around average
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B
Income Around average
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B
Education Around average
Source: Map AI Methodology
Population
| Metric | Lockport | Illinois Avg | U.S. Average |
|---|---|---|---|
| Population | 20,214 | 12,692,444 | 337,468,954 |
| Population density (per sq mi) | 1715.3 | 219.1 | 86.4 |
| Population growth (%/yr) | 0.50% | -0.16% | 0.59% |
| Median age | 40.6 | 37.4 | 37.3 |
| Households | 7,817 | 5,035,584 | 130,235,071 |
Population in Lockport grew by 17.7% from 2009 to 2024, reaching 20,214 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Lockport is Gen X, aged 45–60, at 23.6% of residents. That is 3.2 points above Illinois as a whole.
- Gen Z 13–28 4,026 19.9% -1.3 pts
- Millennials 29–44 4,620 22.9% +1.0 pts
- Gen X 45–60 4,765 23.6% +3.2 pts
- Boomers 61–79 2,869 14.2% -2.7 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Illinois, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 51.4% of the people living in Lockport and men 48.6%.
- Women 51.4% Illinois 50.6%
- Men 48.6% Illinois 49.4%
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Residents matching this profile
100% of everyone living in Lockport
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Economy
Lockport has a the economy index of B, which means it is quite prosperous.
| Metric | Lockport | Illinois Avg | U.S. Average |
|---|---|---|---|
| Median household income | $108,449 | $84,042 | $80,455 |
| Income growth (%/yr) | 5.03% | 4.46% | 4.80% |
| Unemployment rate | 5.4% | 5.8% | 5.2% |
The median household income in Lockport is about 29% higher than in Illinois.
Housing
| Metric | Lockport | Illinois Avg | U.S. Average |
|---|---|---|---|
| Median home price | $224,680 | $149,936 | $248,835 |
| Median rent | $1,452 | $1,274 | $1,407 |
| Homeownership rate | 83.4% | 67.1% | 65.2% |
The median home price in Lockport is about 12.9 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,452 per month for that long.
Commute Time & Mobility
Commuters in Lockport spend about 63 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 261 hours, about 10.9 full days, spent commuting.
| Metric | Lockport | Illinois Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 31.3 | 23.6 | 22.4 |
| Round-trip commute (min) | 62.5 | 47.3 | 44.8 |
| Yearly time spent (hours) | 261 | 197 | 187 |
| Estimated yearly cost | $8,079 | $6,104 | $5,790 |
| Work from home | 12.8% | 15.9% | 15.0% |
| Highway traffic (vehicles/day) | 16,531 | 7,977 | 8,813 |
| Local road traffic (vehicles/day) | 2,892 | 1,547 | 1,355 |
The average commute time in Lockport is 31 minutes, longer than the 24 minutes in Illinois.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Lockport has a education index of B, which means it is quite educated.
| Metric | Lockport | Illinois Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 37.4% | 34.1% | 31.6% |
| Average household size | 2.58 | 2.46 | 2.53 |
Health
Lockport has a health index of B, which means it is quite healthy.
| Metric | Lockport | Illinois Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 79.1 | 77.9 | 78.3 |
| Self-rated poor health | 11.8% | 15.6% | 16.3% |
| Smokers | 15.8% | 19.2% | 19.0% |
Frequently Asked Questions
Common questions about Lockport, Illinois.
What is the population of Lockport, Illinois?
About 20,214 people live in Lockport, Illinois, in 7,817 households of 2.6 people on average. The median age is 40.6, so residents are older than the U.S. median of 37.3 by about 3 years.
Is Lockport, Illinois urban or rural?
Averaged over its land area, Lockport, Illinois has 1,715 people per square mile, a density typical of urban and suburban areas. That is about 20 times the U.S. average of 86.
Is Lockport, Illinois an affordable place to live?
The median home costs 2.1 times the median household income ($224,680 against $108,449), compared with 3.1 times nationally. That is within the traditional rule of thumb of about 3 times income. Median rent of $1,452 a month takes about 16% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
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