| Statistic | Long Grove | Illinois | National |
| Population | 7,907 | 12,671,821 | 328,239,523 |
| Population density (sq mi) | 638 | 228 | 91 |
| Median age | 46.8 | 37.4 | 37.7 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | 74% | 55% | 55% |
| Families w/ Kids under 18 | 37% | 44% | 43% |
| Speak English | 77% | 77% | 79% |
| Speak Spanish | 6% | 13% | 13% |

The population in Long Grove is 8,145, while the population density is 662 people per square mile, contrasting with the national average of 91. The median age stands at 46.8, with 74% of individuals aged 15 or older being married and 37% having children under 18. In terms of household income equality in Long Grove, 0% of households report a median income below $25,000, while 79% report an income exceeding $150,000. The Long Grove demographics data can provide invaluable insight into the composition, dynamics and needs of urban and rural areas, enabling planners, developers and policymakers to strategize effectively for the promotion of prosperity, equity and well-being for all residents in the area.
The Long Grove racial demographics and ethnicity breakdown could be indispensable tools for recognizing and rectifying systemic inequities, fostering social justice and inclusion and cultivating resilient communities. In Long Grove, the racial breakdown reveals 75% White, 1.5% Black or African American, 17.6% Asian, 0% American Indian and 0.2% Native Hawaiian, with 5.9% of the population identifying as Hispanic or Latino. Of all households, 77.2% reported speaking English only, while 5.7% reported speaking Spanish only. Moreover, 20.3% of residents were classified as foreign-born.
Towns, villages or even small cities with below-average population density, like Long Grove, offer the expectation of a more laid-back lifestyle, deeper immersion in nature, strong community bonds, improved affordability and enhanced safety, drawing individuals seeking respite from the hustle and bustle of urban living. These regions often feature a more affordable cost of living, with housing prices typically more reasonable and residents may enjoy reduced taxes, living expenses and insurance rates. Low population density areas generally boast lower crime rates than densely populated urban areas, fostering a greater sense of safety and security for residents and their families. Long Grove has a population density of 662 people per square mile, which falls below 50% of cities nationwide, positioning it to leverage these outstanding benefits.
Understanding Populations: Analyzing and interpreting the Long Grove demographic data provides us with valuable insights into the characteristics and composition of populations, encompassing age, gender, race, ethnicity, income, education and other socio-economic variables. This understanding is crucial for addressing the diverse needs, preferences and challenges encountered by various demographic groups within communities. Demographics play a crucial role in understanding populations, informing decision-making processes, and advancing equity, inclusion, and overall well-being for all individuals and communities. The Long Grove population and demographic data serves as a foundation for addressing social, economic and environmental challenges, while also nurturing the well-being and resilience of societies.
Urban Development: Long Grove demographic statistics are invaluable for urban planners in designing and developing areas that cater to residents' needs, encompassing housing, transportation, and public services, all while fostering sustainability and enhancing quality of life. Shifts in demographics can influence gentrification and neighborhood transformation, whether in urban or rural settings. As neighborhoods attract new residents with varying income levels and lifestyle preferences, property values may increase, potentially displacing long-term residents and altering the neighborhood's character. Analyzing population density, age distribution, household size, and income levels is crucial for guiding decisions regarding zoning, transportation infrastructure, housing expansion and public amenities. Utilizing Long Grove demographic data in planning and executing affordable housing initiatives can serve as a preventive measure against displacement.
Social Cohesion: The reporting and analysis of demographics are essential for fostering social cohesion and understanding among diverse communities. By acknowledging and valuing differences in Long Grove demographics, societies can champion inclusivity, diversity and social harmony while tackling social disparities and advocating for equal opportunities. Racial demographics showcase the varied makeup of a population and play a vital role in nurturing inclusive and hospitable communities. Embracing diversity bolsters social cohesion, enhances cultural comprehension and enriches society by honoring the contributions of individuals from diverse racial and ethnic backgrounds.

Why stop at city-to-city? With Local Insights, you can compare neighborhoods, zip codes, or even exact addresses. Access 300+ hyperlocal data points—from schools and crime to housing and amenities—to see which area is the better fit.
| Race | Long Grove | Illinois | National |
| White | 74.96% | 72.14% | 73.35% |
| Black | 1.53% | 14.30% | 12.63% |
| Asian | 17.63% | 5.10% | 5.22% |
| American Indian | 0.00% | 0.23% | 0.82% |
| Native Hawaiian | 0.21% | 0.03% | 0.18% |
| Mixed race | 4.96% | 2.34% | 3.06% |
| Other race | 0.71% | 5.86% | 4.75% |