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The City of Grafton is located in Jersey County in the state of Illinois (IL).

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Grafton is the oldest city in Jersey County, Illinois, United States. It is located near the confluence of the Illinois and Mississippi Rivers. As of the 2010 U.S. census, the city had a total population of 674. Prior to the Great Flood of 1993, Grafton had enjoyed a stable population of nearly 1,000 residents. The city`s current mayor is Tom Thompson. Grafton is a part of the Metro-East region and the St. Louis Metropolitan Statistical Area.

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Grafton, IL Map (Interactive)

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Grafton Latitude: 39.0212 Longitude: -90.4431

We also provide additional resources for the rest of Jersey County and the State of Illinois.

The Zip Code for Grafton, IL is: 62037

The City of Grafton

Facts & Data:

Grafton Illinois Physical Characteristics:

The City of Grafton has an area of 3.7 square miles
  • Land: 3.700232046332 Sq. Mi. (100.00%)
  • Water: 0 Sq. Mi.(0.00%)
The Grafton City takes up 1.0% of the area of Jersey County.

Map Location Coordinates:

  • Latitude: +38.9764919
  • Longitude: -090.4258885
Grafton Land Water Pie Chart

Grafton, IL Climate Information:

  • Average Rainfall: 40.19 inches
*Based on annual average for Weather Station USC00113572 GRAFTON
Latitude: 38.9681 Longitude: -90.4289 Elevation: 135 feet.

Grafton, IL Population Data:

According to the 2010 U.S. Census, the population of Grafton was 674 people, which is 2.9 % of the entire population of Jersey County.


  • 49.70% Male
  • 50.30% Female


  • 95.697% White
  • 0.742% Black
  • 0.593% Asian
  • 0.30% American Indian/Alaskan Native
  • 0.00% Pacific Islander
  • 2.522% Mixed
  • 0.148% Other


  • 97.92% Not Hispanic or Latino
  • 2.08% Hispanic or Latino
Grafton Race Population Ring Chart

Grafton, IL Housing Information:

Average Household Size: 2.2
Number of Residences: 388
  • Occupied: 304 (78.35%)
  • Vacant: 84 (21.65%)
Spotlight Left Grafton Business Spotlight
Grafton Harbor
449306 - Marinas
215 W Water St, Grafton, Illinois 62037-0000
Joe De Sherlia (618) 786-7678 http://www.graftonharbor.net
See more in the Grafton Business Directory
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