Wildfire Home Hardening Directory
Merced County, California: Dry rolling grassland with sparse oaks; ranch home with gravel yard
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Wildfire Mitigation Contractors in Merced County, CA

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Merced County in 30 secondsContractors, local rules, where to get help

9 wildfire mitigation contractors are listed for Merced County, 8 with a clear CSLB license.

Fire hazard zones
The State Fire Marshal's 2025 Local Responsibility Area maps recommend 96,348 acres of unincorporated Merced County as Moderate and 1,806 acres as High, plus Moderate-zone land in the cities of Merced (338 acres) and Gustine (62 acres). No Very High acreage was recommended in the LRA. The county's Fire Hazard Severity Zone page links to CAL FIRE's LRA viewer and to a Merced County FHSZ map where you can look up a parcel.
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Defensible space rules
Merced County Code Chapter 9.25 makes it the duty of every owner of land in the unincorporated county to keep fire hazards from building up on the property. Covered hazards include dry grass, stubble and brush, weeds, garden refuse and cuttings, and abandoned material that could help a fire spread. The Merced County Fire Department requires at least a 30-foot disced or 50-foot mowed firebreak around all buildings, structures and property lines. A property kept in violation is an infraction. Fines can reach $100 for the first day, $250 for the second day, and $500 for the third and each later day until the hazard is cleared. The fire department can also recover its abatement costs through liens on the property.
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In unincorporated Merced County the local rule is the Fire Hazard Abatement Ordinance (County Code Chapter 9.25), enforced by the Merced County Fire Department, which runs spring inspections every year. Owners must keep a firebreak at least 30 feet wide if disced, or 50 feet if mowed, around all buildings, structures and property lines. The State Fire Marshal's 2025 maps recommend 96,348 acres of the county's unincorporated Local Responsibility Area as Moderate and 1,806 acres as High fire hazard. Contractors below are ranked by public Google rating.

Contractors in Merced County

  1. Jay's Demolition Inc

    5.0(24)Google Maps Merced Licensed (209) 500-7798

  2. T & B Tree Service

    5.0(9)Google Maps Los Banos Licensed (209) 826-7380

  3. Agri-Mex Tree & Landscape

    5.0(6)Google Maps Merced Licensed (209) 605-4188

  4. Unruh Bobcat Service

    5.0(5)Google Maps Merced Licensed (209) 261-7031

  5. American Tree Medics

    5.0(1)Google Maps Merced Licensed (209) 303-8729

  6. R&D Tree Service

    4.8(6)Google Maps Lodi Licensed (209) 400-3098

  7. His Tree Service Inc

    4.7(14)Google Maps Hilmar Licensed (209) 632-7762

  8. JP Tree Service

    4.5(8)Google Maps Keyes No license (209) 850-0352

  9. Ronnys

    3.3(20)Google Maps Los Banos Licensed (209) 827-9858

Serving all of California 8
  1. CAP Metal Build

    5.0(24)Google Maps Montebello Licensed (800) 963-3902

  2. Ocean View Decks

    4.6(10)Google Maps Oxnard Licensed (805) 600-1108

  3. Brushfire Battle Systems

    — South Pasadena No license (626) 644-8856

  4. PCI Ecological

    — Sebastopol Licensed (707) 824-4600

  5. Rancho Tree Service

    — Bakersfield Licensed (661) 699-9142

Defensible space rules in Merced County

Fire hazard zones in Merced County

In February 2025 the State Fire Marshal recommended new Local Responsibility Area zones for Merced County. They cover 96,348 acres of Moderate and 1,806 acres of High hazard in the unincorporated county, plus Moderate zones inside the cities of Merced and Gustine, according to the Phase 2 acreage table. The county’s Fire Hazard Severity Zone page explains that the old 2007 LRA map showed only Very High areas, while the new maps add Moderate and High. It also links to CAL FIRE’s LRA viewer and a county FHSZ map for parcel lookups.

Local rules and deadlines

The county’s weed abatement page points to dry grassland, grazing land and grain fields as the main fuel, and to high winds and multiple highways as added risk. Owners must keep a 30-foot disced or 50-foot mowed firebreak around all buildings, structures and property lines. Chapter 9.25 of the county code treats fire hazards and rubbish as a public nuisance. Fines climb from $100 on the first day to $500 a day from the third day on, and the department can put a lien on the property to recover its abatement costs. The county’s weed abatement FAQ says engine companies usually begin inspections in May and follow up two weeks later. After that, prevention staff watch parcels until November 1. Only the Fire Marshal can grant a one-time 14-day extension, and none is granted after July 1.

County resources

Start with the Merced County Fire Department’s weed abatement page and FAQ. The department’s prevention office handles complaints and final inspections. Check your hazard zone on the county’s FHSZ page. The contractors listed below serve Merced County and can disc, mow or clear a parcel before the spring inspections.

Frequently asked questions 5
Who enforces weed abatement in unincorporated Merced County?

The Merced County Fire Department enforces County Code Chapter 9.25. The fire chief's designee is the enforcement officer, and the department does its first fire hazard inspections every spring. You can report a hazard with the county's Weed Abatement Complaint Form or through your local fire station. If you live inside the City of Merced, report it to the City of Merced Fire Prevention office instead.

How wide does my firebreak need to be?

The county requires at least a 30-foot disced firebreak or a 50-foot mowed firebreak around all buildings, structures and property lines. The county's FAQ says a 12-foot disc pass is not wide enough. It also applies the rule to open fields.

What happens if I don't clear my property?

The county's FAQ describes a 16-day notice to abate. Under Chapter 9.25, keeping a property in violation is an infraction. Fines run up to $100 for the first day, $250 for the second, and $500 for each day after that until the hazard is gone. The fire department can also recover its abatement costs, including by putting a lien on the property. The county's FAQ says not receiving a notice does not cancel the proceedings.

Is one discing enough for the season?

Not always. The county's FAQ says that if weeds grow back after rain you may have to disc or mow again, because owners have to keep the firebreak in place through the whole dry season. The FAQ says the season typically runs from April 1 to November 1.

Is my Merced County property in a fire hazard zone?

Under the State Fire Marshal's 2025 recommendations, most of the zoned Local Responsibility Area land in unincorporated Merced County is Moderate (96,348 acres), and 1,806 acres are High. Check your parcel with the maps linked from the county's Fire Hazard Severity Zone page.