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Prince George's County, MD Building Setbacks & Zoning: Setback Rules (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Front yard minimum
25 feet
Side yard minimum
8 feet each side
Rear yard minimum
20 feet
Corner lot street-side yard
25 feet minimum
Block-face averaging
can reduce front setback
Enforcing agency
DPIE
Variance authority
Board of Zoning Appeals, § 27-3613

Summary

In Prince George's County's RSF-65 zone, the standard single-family subdivision zone, Section 27-4202(e) sets minimum yard depths of 25 feet in front, 8 feet on each side, and 20 feet in the rear for both single-family detached homes and other permitted uses. On a corner lot, the side yard facing the street must be at least 25 feet deep, and DPIE checks these depths against the plat before issuing a building permit.

These county ordinances apply to unincorporated areas of Prince George's County. Incorporated cities within the county may have their own rules that take precedence over county-level regulations.

Front yard depth, min. (ft) | 25 | 25 Side yard depth, min. (ft) (2) | 8 | 8 Rear yard depth, min. (ft) | 20 | 20

... On corner lot, min. side yard depth alongside street = 25 ft. May be increased for certain purposes by approval of a special exception pursuant to Section 27-3604, Special Exception. ... If the average front setback on improved lots located on the same block face and in the same zone is less than the minimum front setback applied to a lot by the standards in PART 27-4: Zones and Zone Regulations, the minimum front setback applicable to a lot on the block face shall be reduced to such average.

Full Breakdown

The RSF-65 (Residential, Single-Family-65) zone table in Section 27-4202(e) fixes three yard minimums that apply identically to a single-family detached dwelling and to any other principal use on the lot: a 25-foot front yard, an 8-foot side yard, and a 20-foot rear yard. Section 27-2201's Yard Depth standard measures each one as the horizontal distance along a straight line extending at a right angle from the lot's front, corner side, side, or rear lot line to the foundation of the nearest structure on the lot.

Corner lots carry a heavier front-facing burden: the footnote to the RSF-65 table requires a minimum side yard depth of 25 feet, not 8, along the street side of a corner lot. The Ordinance also allows the front setback to shrink below the zone standard where the neighborhood is already built out: Section 27-2202's block-face-average exception provides that if the average front setback on already-improved lots on the same block face is less than the RSF-65 minimum, the minimum front setback applicable to a lot on the block face shall be reduced to such average, excluding any outlier setback that exceeds the next-deepest by more than 15 feet.

5 feet, and open porches or steps up to 9 feet into the front yard, per Section 27-2203. Anything larger than the code's allowed encroachments, or any structure that fails to meet the 25/8/20-foot minimums outright, requires a dimensional variance from the Board of Zoning Appeals under Section 27-3613 on a showing of unnecessary hardship, or approval of a special exception under Section 27-3604.

Violations & Fines

Erecting or maintaining a structure inside the required 25-foot front, 8-foot side, or 20-foot rear yard without an approved variance or exception violates Section 27-8206. DPIE can issue a civil fine under Subtitle 28 or refer the case for misdemeanor prosecution, carrying up to a $500 fine and 90 days in jail. A setback violation that continues day to day is treated as a new violation each day it persists.

Frequently Asked Questions

What are the minimum yard setbacks in PG County's RSF-65 zone?
Section 27-4202(e) requires a 25-foot front yard, an 8-foot side yard on each side, and a 20-foot rear yard for both single-family detached homes and other uses in the RSF-65 zone. These minimums apply to the foundation of the nearest structure, measured at a right angle from the relevant lot line under Section 27-2201.
Does a corner lot get a different side setback?
Yes. The RSF-65 table's corner-lot footnote requires the side yard depth alongside the street to be at least 25 feet, three times the standard 8-foot interior side yard, so the home doesn't crowd the second street frontage.
Can my front setback be smaller than 25 feet?
Possibly. Section 27-2202's block-face-average exception reduces the required front setback to match the average of already-improved lots on the same block face and zone if that average is shallower than 25 feet, excluding any outlier setback more than 15 feet deeper than the next deepest.
What can I build inside my required yard without a variance?
Section 27-2203 lets bay windows project up to 3 feet, cornices and eaves up to 2.5 feet, and open porches or steps up to 9 feet into the front yard. Anything larger encroaching on the 25/8/20-foot minimums needs a Board of Zoning Appeals variance under Section 27-3613.

Sources & Official References

Other rules in Prince George's County

All Prince George's County rules

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