Rochester
A village in Sangamon County, Illinois — population 3,715 as of 2020.
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Today
84°F
Sunny9% precip
Tonight
60°F
Mostly Clear2% precip
Sunday
81°F
Sunny
Sunday Night
58°F
Partly Cloudy
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Rochester by the numbers
Population
3,715Population figure, 2020
Households & income
- Area
- 2.65 sq mi (6.85 km²), 0 sq mi water
- Median age
- 39.8
- Households
- 1,423
- Persons per household
- 2.7
- Median household income
- $117,118
- Median house value
- $238,900
Municipal office
- Office
- OFFICE MANAGER
- Address
- PO BOX 618, ROCHESTER, IL 62563