Medina County, Ohio requires a building permit for a new home, addition, alteration or repair to a one-, two- or three-family house through the Medina County Building Department1. Zoning is handled by the applicable township, village or city authority rather than the Building Department2. New, replacement and altered septic systems need a Medina County Health Department permit3.
At a glance
- Building permit
- Required for one-, two- and three-family homes, through the county-certified Building Department1
- Zoning
- Varies by township, village or city; the county Building Department does not issue zoning certificates2
- RV or tiny home on your land
- No countywide answer confirmed; ask the zoning authority for the parcel2
- Septic permits
- Required for new, replacement or altered household systems through the county Health Department3
- Well permits
- Required statewide before a private well is constructed or altered4
- Owner-builder
- An owner-occupant may pull permits for personal work after filing the required affidavit5
- Agricultural building
- A qualifying structure needs a zoning certificate declaring agricultural use for the exemption6
- Septic soil suitability
- 0% of county soils are rated free of severe limits for a conventional drain field7
Who to call
Building permits
Medina County Building Department
Building permits, plan review and inspections for 1-, 2- and 3-family homes and other structures countywide; its permit portal also lists each township and village's zoning contact
791 W Smith Road, Medina, OH 44256
Septic permits
Medina County Health Department
Household Sewage Treatment System (HSTS/septic) installation, alteration and operation permits, inspections, and real-estate HSTS evaluations for Medina County
4800 Ledgewood Drive, Medina, OH 44256
Planning & zoning
Medina County Department of Planning Services & Fair Housing
County-level land-use planning support, zoning workshops, subdivision coordination and community-development programs; a second call if the Building Department or your township can't answer a land-use question
144 N. Broadway Street, Suite 113, Medina, OH 44256
Contact details are copied from each office’s official page and were checked against it on September 29, 2026.
Do you need a building permit in Medina County, Ohio?
Medina County requires a building permit before constructing, enlarging, altering or repairing a one-, two- or three-family home1. Ohio's residential building code applies uniformly where a certified building department enforces it8. Submit the permit application through the Medina County Building Department's digital portal after satisfying the zoning authority for the parcel92. The published residential fee for a new home, addition or alteration starts at $73 plus $0.09 per square foot, with a 1% state fee and a $10 technology fee added10. A qualifying agricultural structure may receive the applicable exemption only when a county or township zoning inspector issues a certificate declaring that specific structure will be used in agriculture6.
Who is the Medina County building department, and how do you reach them?
The Medina County Building Department is the first county office for residential plan review, permits and inspections1. Reach the department at 791 W Smith Road, Medina, OH 44256, or call 330-722-92209. Office hours are Monday through Friday, 8:00 a.m. to 4:30 p.m.; permits are not issued after 4 p.m., and requests after 3 p.m. are too late for next-day inspections9. Applications are digital, and the PCS Permit Portal also provides township and village zoning contacts9. An owner-occupant personally doing work on a single-family home or accessory structure may obtain permits without an OCILB license, but must obtain every required permit, comply with state rules and submit a witnessed or notarized affidavit; the exemption does not cover hiring another entity to do the work5.
Does Medina County have zoning?
Zoning in Medina County varies by township, village and city, and the Medina County Building Department does not issue zoning certificates2. Applicants must comply with the zoning authority that governs the parcel before moving ahead with county building approval211. The Building Department's portal provides township and village zoning contacts9. Medina County's reviewed materials do not establish one countywide rule for setbacks, minimum lot size, dwelling size, lot coverage, building height, RV occupancy or tiny-home occupancy. Ask the listed zoning inspector for the parcel's district, permitted uses and dimensional standards before designing or ordering a structure. For an agricultural building, ask whether the zoning inspector can issue the certificate declaring the specific structure's agricultural use that the exemption requires6.
How do septic permits work in Medina County?
The Medina County Health Department requires a permit to install, alter or replace a household sewage treatment system3. The department inspects all new and replacement household systems12. Ohio's process begins with a site review that generally includes a soil evaluation and system design, and an approved installation or alteration permit is valid for one year with a possible six-month extension13. Medina County soils rate 0% free of severe limitations for a conventional drain field, so do not price a standard trench system before the site evaluation7. If public sanitary sewer is accessible, the house must connect and the existing septic system must be abandoned under a Health Department permit3. Call 330-723-9688, option 3, for permit information14.
Can you live in an RV or tiny home on your land in Medina County?
We could not confirm one Medina County rule allowing long-term RV living, temporary camping on private land or tiny-home occupancy. The answer can vary because township, village and city zoning authorities set the applicable local rules, while the Medina County Building Department does not issue zoning certificates2. Use the Building Department's portal to identify the zoning contact, then ask whether the parcel's district permits the proposed use and whether time limits or occupancy conditions apply9. Ohio's campground standards apply to licensed and temporary campgrounds, not as an answer for residential RV use on private land15. A regulated manufactured home generally cannot be occupied until an inspector issues the installation inspection seal, although a temporary occupancy permit can provide an exception16.
Building a home in Medina County, Ohio: the steps, in order
- Identify the township, village or city zoning authority for the parcel and obtain its required approval2.
- Confirm driveway access: work in the right-of-way on a new or existing driveway generally needs a Medina County Highway Engineer permit on county- or township-maintained roads, with stated exceptions for township roads in Chatham, Montville and Spencer17.
- Arrange the private-well permit before construction or alteration begins, subject to Ohio's limited sealing exception4.
- Complete the septic site review and obtain the Medina County Health Department permit before installing, replacing or altering the system313.
- Submit plans and obtain the county building permit before starting covered residential work1.
- If acting as owner-builder, file the required witnessed or notarized affidavit and personally perform the covered work5.
- Schedule building and septic inspections as the work proceeds1812.
What to check before you buy land in Medina County, Ohio
Confirm the parcel's township, village or city and obtain its zoning standards because Medina County land-use rules vary by local authority2. Ask the Highway Engineer whether the planned driveway work needs a right-of-way permit and whether the township-road exception applies17. Price septic only after the site review: 0% of Medina County soils are rated free of severe limitations for a conventional drain field7. A private water system generally needs a valid health-board permit before construction or alteration begins4. Review the permit budget as well: county residential building fees include the published base and square-foot charge, a 1% state fee and a $10 technology fee10. Medina County's effective property-tax rate is about 1.3%, and the median annual bill is about $3,4481920.
Watch-outs
- Medina County's owner-builder exemption is conditional: the owner must occupy the property, personally perform the covered work, obtain every permit and file a witnessed or notarized affidavit5.
- Zoning rules vary among Medina County's township, village and city authorities, so a rule for one parcel may not apply to another2.
- Driveway work in a county or township road right-of-way generally requires a permit, with stated township-road exceptions in Chatham, Montville and Spencer17.
- Ohio's state campground regulations cover licensed and temporary campgrounds only and do not answer whether you can live in an RV on your own land in Medina County; that question goes to your township15.
Sources
- Medina County - Building Department (2026 county census)
- Medina County Building Regulations, quoted and re-checked
- Sewage Treatment Systems, quoted and re-checked
- Chapter 3701-28 | Private water systems (Ohio statewide rule), quoted and re-checked
- Medina County Building Regulations Residential Property Owner Exemption, quoted and re-checked
- Ohio Revised Code Section 3781.061, quoted and re-checked
- Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
- Section 3781.10 | Board of building standards - powers and duties (Ohio statewide rule), quoted and re-checked
- Medina County Building Department (medinaco.org)
- Medina County Building Regulations Fee Schedule, quoted and re-checked
- Medina County - Building Department (zoning approval requirement) (2026 county census)
- Sewage Treatment Systems, quoted and re-checked
- Rule 3701-29-09 | Site review and permits for STS installation and operation (Ohio statewide rule), quoted and re-checked
- Medina County Health Department (medinahealth.org)
- Rule 3701-26-04 | Campground requirements (Ohio statewide rule), quoted and re-checked
- Chapter 4781-7 | Manufactured home inspections (Ohio statewide rule), quoted and re-checked
- Guide for Commercial Builders - Driveway and Flood Requirements, quoted and re-checked
- Rule 4101:7-3-02 | Building department personnel duties and responsibilities (Ohio statewide rule), quoted and re-checked
- Effective property tax rate: Bolthole Index county data
- Median property tax bill: Bolthole Index county data
Written September 29, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.