Boulder Hill

Boulder Hill Graphic

Boulder Hill is a 1.45 square mile subdivision in the unincorporated area of Kendall County. The postal service coordinates to the Boulder Hill area via the Montgomery Post Office. Boulder Hill residents list "Montgomery" as their mailing address since the post office is assigned to the community. Boulder Hill residents do not pay taxes to the Village. The Village of Montgomery does provide water service to the subdivision, but other governmental services primarily come from either Kendall County or Oswego Township. You will find a list of service contact information and descriptions below.

As of July 2021, there were 8,075 people, 3,015 households, and 2,165 families residing in Boulder Hill. Owner-occupied housing in Boulder Hill was 86.2%, with renter-occupied housing at 9.4%. The average household size was 2.8, and the average family size was three people.

Boulder Hill Service & Utility Contact Information


ComEd (electrical) | 800-334-7661

Fox Metro | 630-301-6881 | Sewer issues and water reclamation billing

Garbage & Recycling | Boulder Hill residents may select their preferred refuse hauler
- Groot | 630-892-9294
- Waste Management | 866-909-4458
- Nancy & Jerry's Disposal Service | 630-585-5992

Nicor (natural gas) | 866-642-6748

Village of Montgomery
- Public Works | 630-896-9241 | Water main breaks or water service issues
- Water Billing | 630-896-1357 | Water service billing


Julie, Inc. | 800-892-0123 or simply dial 811 | Free notification services for underground utility location

Kendall County Animal Control | 630-553-9256 | Animal control

Kendall County Building & Zoning | 630-553-4141 | Building permits and code enforcement issues/complaints

Kendall County Health Department | 630-553-9100 |  Health-related services, vaccinations, housing assistance, recycling events, and other social services

Kendall County Senior Services | 630-553-5557 | Services and resources for senior residents

Kendall County Sheriff | 630-553-7500 (non-emergency) | Police and emergency services, neighborhood concerns

Kendall County Voter Registration | 630-553-4105

Oswego Fire Department | 630-554-2110 (non-emergency) | Fire and ambulatory services

Oswego Township Assessor | 630-554-3214 | Property and tax information and assistance 

Oswego Township Road District | 630-264-4587 | Roadways, sidewalks, street lights, leaf and brush pickup, stormwater drains, snow plowing, and road repairs


Illinois Department of Motor Vehicles | 800-252-8980

United States Postal Office of Montgomery, IL | 630-844-1655