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  1. Zoning
  2. McKinney, TX
  3. R12

McKinney, TX · zoning record

R12 zoning in McKinney.

The dimensional standards that govern what you can build in the R12 district, straight from McKinney's ordinance, with every figure quoting its source. Check a specific address to see how these rules apply to a real lot.

Free · Every figure cited · Read from the current code (2026-10-02)

R12 dimensional standards.

These are the letter-of-the-law limits for the base R12 district. Overlays (historic, neighborhood plan, and similar) can tighten them; a specific address check resolves the overlays that actually apply.

Maximum height

35 ft

How tall the building may be.

“R12 204E 12,000 80 120 25 20 10 20 35 n/a”Table 2-24: Residential Zoning Districts › Height [6] Building Height (ft) › R12 row · McKinney code · read 2026-10-02

Minimum lot size

12,000 sf

Smallest conforming lot.

“R12 204E 12,000 80 120 25 20 10 20 35 n/a”Table 2-24: Residential Zoning Districts › Lot Area (sq ft) › R12 row · McKinney code · read 2026-10-02

Minimum lot width

80 ft

Narrowest conforming lot.

“R12 204E 12,000 80 120 25 20 10 20 35 n/a”Table 2-24: Residential Zoning Districts › Lot Standards Lot Width (ft) › R12 row · McKinney code · read 2026-10-02

Minimum lot depth

120 ft

Shallowest conforming lot.

“R12 204E 12,000 80 120 25 20 10 20 35 n/a”Table 2-24: Residential Zoning Districts › Lot Depth (ft) › R12 row · McKinney code · read 2026-10-02

Front setback

25 ft

Required space from the front line.

“R12 204E 12,000 80 120 25 20 10 20 35 n/a”Table 2-24: Residential Zoning Districts › Front (ft) › R12 row · McKinney code · read 2026-10-02

Rear setback

20 ft

Required space from the rear line.

“R12 204E 12,000 80 120 25 20 10 20 35 n/a”Table 2-24: Residential Zoning Districts › Building Setbacks [5] Rear (ft) › R12 row · McKinney code · read 2026-10-02

Sources

Every figure above is quoted verbatim from the current ordinance. We never substitute a typical-for-zone default: a field absent from the record shows nothing, not a guess.

Informational only — not a permit, appraisal, or professional engineering opinion. Verify with your local planning department before acting on it. See Terms and data sources.

Other McKinney districts on record.

R5R43R6R8

Check a real McKinney lot against R12.

See how these standards resolve on a specific parcel, with the overlays that actually apply, in about 20 seconds.

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