The Town of Oshkosh has changed the Building Permit process.
Beginning August 15, 2025, applicants will apply directly to:
AJ Inspection Services LLC
Andrew Johnson
274 Goldenrod Dr.
Omro, WI 54962
920-410-6677
[email protected]
Andrew will process the building permit applications and conduct inspections.
McMahon will continue to follow up on conducting inspections on building permits issued between Jan. 1, 2025 to Aug. 14, 2025. If you have questions contact:
Brian Bending, Senior Public Safety Specialist
Phone: 920-379-3524
Email: [email protected]
Website: mcmgrp.com
or
DSPS New Home Residential Application
Start your Wisconsin New Home Application, click here.
The application process is free.
Once the application is submitted and accepted by State of WI DSPS, contact the Town Building Permit Administrator to complete the Town's building permit application.
DSPS Commercial Application
Checklist for Commercial Building Plan Review Summary Sheet, click here.
Once the application is submitted and accepted by State of WI DSPS, contact the Town Building Permit Administrator to complete the Town's building permit application.
Zoning Permit
Town of Oshkosh Zoning Ordinance, click here
Contact the Town's Zoning Administrator, click here.
Winnebago County remains to have jurisdiction over NR115 in shoreland area (1000′ from navigable waters). If the property is in the shoreland area contact Winnebago County Zoning Department to apply and obtain applications.
Winnebago County Zoning Office Phone: 920-232-3344.
Sanitary/Lateral Permit
If the property is located in a sanitary district, you must obtain and submit a Lateral Permit from the Sanitary District for a new and to change a connection.
CONTACT INFORMATION, of each Sanitary District in the Town of Oshkosh, click here.
Onsite Private Sanitary Sewer Permit
Contact Winnebago County for the Sanitary Permit.
FEES, Link to Winnebago County's Zoning website, click here.
APPLY, Link to Winnebago County's Zoning website, click here.
Private Well Water Permit
WI DNR private well water FAQs information website page, click here.
DIRECTORY, Wisconsin drilling and pumping DNR website page, click here.
Erosion Control Permit
Contact Winnebago County for the Erosion Control Permit.
APPLY, Winnebago County's Stormwater and Erosion Control website page, click here.
Culvert - Driveway Permit
Contact Chair Jim Erdman
at 920-233-3618.
APPLICATION, Culvert Permit, click here.
Road Right-of-Way-Excavation Permit
APPLICATION, Road Excavation Permit, click here.
or Apply and Pay Online, click here.
Diggers Hotline
Make a request to mark underground utilities, click here.