Illinois Gazetteer
Also See Rochester, IL: ZIP Codes & Maps
The Village of Rochester had a population of 3,766 as of 2020-2024 American Community Survey 5-Year Estimates.
The primary coordinate point for Rochester is located at latitude 39.7495 and longitude -89.5318 in Sangamon County. The formal boundaries for the Village of Rochester encompass a land area of 2.43 sq. miles and a water area of 0 sq. miles. Sangamon County is in the Central time zone (GMT -6).
The Village of Rochester 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 Village of Rochester is located within Township of Rochester, a minor civil division (MCD) of Sangamon County.
Source: 2020-2024 American Community Survey 5-Year Estimates
POPULATION | |
|---|---|
| Total Population | 3,766 (100%) |
| Population Density | 1,404 per sq mi |
| Diversity Index1 | 16 |
INCOME | |
| Median Household Income | $117,118 |
| Per Capita Income | $47,762 |
| Median Home Value | $238,900 |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 1,478 (100%) |
| Owner Occupied HU | 1,328 (89.9%) |
| Renter Occupied HU | 95 (6.4%) |
| Vacant Housing Units | 55 (3.7%) |
HOUSEHOLDS | |
| Total Households | 1,423 |
| Average Household Size | 2.65 |
| Family Households | 1,032 (72.5%) |
The table below compares Rochester to the other 1,461 incorporated cities, towns and CDPs in Illinois by rank and percentile using 2020-2024 American Community Survey 5-Year Estimates 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 | # 391 | 73rd |
| Population Density | # 481 | 67th |
| Median Household Income | # 137 | 91st |
| Per Capita Income | # 232 | 84th |
| Diversity Index | # 830 | 43rd |
Additional comparisons and rankings can be made with a VERY EASY TO USE Illinois Census Data Comparison Tool.
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