Illinois Gazetteer
Also See: Springfield, IL ZIP Codes & ZIP Code Maps
The City of Springfield is the 7th largest city in Illinois with a population of 113,310 as of July 1, 2021. Springfield ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Illinois. See peer rankings below.
The primary coordinate point for Springfield is located at latitude 39.8017 and longitude -89.6437 in Sangamon County. The formal boundaries for the City of Springfield encompass a land area of 59.63 sq. miles and a water area of 6.28 sq. miles. Sangamon County is in the Central time zone (GMT -6). The elevation is 600 feet.
The City of Springfield 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 Springfield is located within Township of Capital, a minor civil division (MCD) of Sangamon County.
POPULATION | |
|---|---|
| Total Population | 113,310 (100%) |
| Population in Households | 109,840 (96.9%) |
| Population in Families | 79,400 (70.1%) |
| Population in Group Quarters1 | 3,470 ( 3.1%) |
| Population Density | 1,859 |
| Diversity Index2 | 47 |
INCOME | |
| Median Household Income | $53,812 |
| Average Household Income | $75,003 |
| % of Income for Mortgage4 | 12% |
| Per Capita Income | $33,270 |
| Wealth Index5 | 80 |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 56,734 (100%) |
| Owner Occupied HU | 30,708 (54.1%) |
| Renter Occupied HU | 19,341 (34.1%) |
| Vacant Housing Units | 6,685 (11.8%) |
| Median Home Value | $148,414 |
| Average Home Value | $183,152 |
| Housing Affordability Index3 | 174 |
HOUSEHOLDS | |
| Total Households | 50,049 |
| Average Household Size | 2.19 |
| Family Households | 27,188 |
| Average Family Size | 3 |
GROWTH RATE / YEAR |
2010-2021 | 2021-2026 |
|---|---|---|
| Population | -0.25% | -0.28% |
| Households | -0.14% | -0.21% |
| Families | -0.44% | -0.36% |
| Median Household Income | 1.61% | |
| Per Capita Income | 2.26% | |
| Owner Occupied HU | 0.14% |
The table below compares Springfield to the other 1,369 incorporated cities, towns and CDPs in Illinois by rank and percentile using July 1, 2021 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 | # 7 | 100th |
| Population Density | # 308 | 78th |
| Median Household Income | # 888 | 35th |
| Housing Affordability Index | # 337 | 25th |
| Per Capita Income | # 465 | 66th |
| Diversity Index | # 221 | 84th |
Additional comparisons and rankings can be made with a VERY EASY TO USE Illinois Census Data Comparison Tool.
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