Merced County, CA Building Setbacks & Zoning: Setback Rules (2026)
Key Facts
- Front setback, R-1 zone (livable area)
- 15 feet
- Front setback, R-R no sewer/water
- 50 feet
- Interior side setback, M-H zone
- 3 feet
- Rear setback, R-2/R-3/R-4
- 15 feet
- Governing table
- Zoning Code Table 2-4
Summary
In unincorporated Merced County, Table 2-4 of the Zoning Code sets minimum yard setbacks by residential zone, from a 50-foot front setback in the Rural Residential (no public sewer/water) zone down to 10 feet in the M-H mobile home zone. Interior side setbacks range from 15 feet down to 3 feet.
Setbacks (minimum). Property lines are measured in feet, with those adjacent to the street measured from the face of the curb, adopted plan line, or edge of right-of-way. Front: 50 [R-R no sewer] / 30 [R-R w/ sewer] / 20-Garage, 15-Livable Area [R-1] / 20-Garage, 15-Livable Area [R-1-5000] / 20 [R-2/R-3/R-4] / 10 [M-H]. Side (interior side): 15 / 10 / 5 / 5 / 5/12 / 3. Rear: 25 / 20 / 10 / 10 / 15 / 10.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: rev 4930839; v8 updated 2026-06-02).
Full Breakdown
030, Table 2-4 (Residential Zone Development Standards), fixes minimum yard setbacks separately for each residential zone: R-R without public sewer/water, R-R with public sewer/water, R-1, R-1-5000, R-2/R-3/R-4, and M-H. Front setbacks run 50 feet (R-R no sewer), 30 feet (R-R with sewer), 20 feet for garages and 15 feet for livable area in R-1 and R-1-5000, 20 feet in R-2/R-3/R-4, and 10 feet in M-H. Interior side setbacks are 15, 10, 5, 5, 5/12, and 3 feet respectively across those same six zones, and side-facing-street setbacks mirror the front figures.
Rear setbacks are 25, 20, 10, 10, 15, and 10 feet. 030 notes that property lines are measured in feet, with those adjacent to a street measured from the face of the curb, the adopted plan line, or the edge of the right-of-way. a further specifies that the front setback is measured from the existing or adopted street right-of-way line at the ultimate width of the street. B. 126.
Violations & Fines
Merced County Development Services enforces setback compliance through the building permit and zoning clearance process; a structure built into a required setback is a zoning violation subject to a stop-work order and correction or removal at the owner's expense. Encroachments discovered after construction can require a retroactive variance application under Chapter 18.126 (Variances and Minor Deviations), which is not guaranteed and carries its own filing fee and public hearing.
Frequently Asked Questions
How far must a house sit back from the front property line in unincorporated Merced County?
Can the county require a bigger setback than the table lists?
Are setbacks measured from the property line or the street?
Sources & Official References
Other rules in Merced County
California rules heatmap·Compare Merced County to another location·View the California building setbacks & zoning overview
See something wrong?
Help us keep this page accurate. If you notice an error or outdated information, let us know.