Also See Jonesboro, IL: ZIP Codes & Maps
The City of Jonesboro had a population of 1,643 as of July 1, 2025.
The primary coordinate point for Jonesboro is located at latitude 37.4517 and longitude -89.2681 in Union County. The formal boundaries for the City of Jonesboro encompass a land area of 2.7 sq. miles and a water area of 0.01 sq. miles. Union County is in the Central time zone (GMT -6).
The City of Jonesboro has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.
The City of Jonesboro is located within Jonesboro District 1 Election Precinct, a minor civil division (MCD) of Union County.
| POPULATION | |
|---|---|
| Total Population | 1,643 (100%) | 
| Population in Households | 1,618 (98.5%) | 
| Population in Families | 1,285 (78.2%) | 
| Population in Group Quarters1 | 25 ( 1.5%) | 
| Population Density | 608 | 
| Diversity Index2 | 21 | 
| INCOME | |
| Median Household Income | $63,559 | 
| Average Household Income | $84,992 | 
| % of Income for Mortgage4 | 13% | 
| Per Capita Income | $36,238 | 
| Wealth Index5 | 61 | 
| Socioeconomic Status Index6 | Moderate (49.8) | 
| HOUSING | |
|---|---|
| Total HU (Housing Units) | 800 (100%) | 
| Owner Occupied HU | 528 (66.0%) | 
| Renter Occupied HU | 172 (21.5%) | 
| Vacant Housing Units | 100 (12.5%) | 
| Median Home Value | $130,702 | 
| Average Home Value | $166,719 | 
| Housing Affordability Index3 | 156 | 
| HOUSEHOLDS | |
| Total Households | 700 | 
| Average Household Size | 2.31 | 
| Family Households | 431 | 
| Average Family Size | 3.00 | 
| GROWTH RATE / YEAR | 2020-2025 | 2025-2030 | 
|---|---|---|
| Population | -0.77% | -0.58% | 
| Households | 0.03% | -0.06% | 
| Families | -0.09% | |
| Median Household Income | 4.52% | |
| Per Capita Income | 2.46% | |
| Owner Occupied HU | 0.23% | 
The table below compares Jonesboro to the other 1,461 incorporated cities, towns and CDPs in Illinois by rank and percentile using July 1, 2025 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
| Variable Description | Rank | Percentile | 
|---|---|---|
| Total Population | # 539 | 63rd | 
| Population Density | # 988 | 32nd | 
| Median Household Income | # 1065 | 27th | 
| Housing Affordability Index | # 1030 | 70th | 
| Per Capita Income | # 939 | 36th | 
| Diversity Index | # 738 | 50th | 
Additional comparisons and rankings can be made with a VERY EASY TO USE Illinois Census Data Comparison Tool.
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