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Lemon Grove · Zoning · RMH

Lemon Grove RMH zoning: height, setbacks and lot size

In Lemon Grove's RMH zone, generally buildings can be up to 45 ft tall, the front setback is 25 ft and the minimum lot size is 6,000 sq ft, with the conditions listed below (Lemon Grove code, read October 2026).

Key points

  • Maximum building height: 45 ft (main buildings)
  • Minimum front setback: 25 ft
  • Minimum side setback: 5 ft
  • Minimum rear setback: 20 ft
  • Minimum lot size: 6,000 sq ft (for residential purposes; subject to a minimum 1,500 square feet per dwelling unit)

RMH (Residential medium/high density) is a zoning district in Lemon Grove. Every value below was read from the Lemon Grove Municipal Code and links to its section (read October 2026). State laws such as the ADU and SB 9 rules can allow more on a residential lot. General information, not legal advice — read the code text and check with the city before you build.

Development standards in RMH

The general rule for a typical lot in this zone. Zoning tables often attach notes, such as rules for corner lots, lots next to a residential zone, or new subdivisions only. Open “code text” under a value to see the table cell or sentence it was read from.

Maximum building height
45 ft
Applies: main buildings
§ 17.16.040 · code text
a. Main Buildings: Forty-five feet.
Minimum front setback
25 ft
§ 17.16.040 · code text
a. Front: Twenty-five feet.
Minimum side setback
5 ft
§ 17.16.040 · code text
b. Side: Five feet.
Minimum rear setback
20 ft
§ 17.16.040 · code text
c. Rear: Twenty feet.
Minimum lot size
6,000 sq ft
Applies: for residential purposes; subject to a minimum 1,500 square feet per dwelling unit
§ 17.16.040 · code text
1. Minimum Site Area. Six thousand square feet, subject to a minimum one thousand five hundred square feet per dwelling unit, for residential purposes; ten thousand square feet for churches and other uses.

When a different number applies

The code sets other values for particular lots, buildings or locations in RMH:

  • Minimum lot size: 10,000 sq ft — for churches and other uses § 17.16.040

Not on this page

We did not find a general stories, lot coverage, FAR, density limit for RMH in the zoning tables we read. The code may still set one elsewhere — check the Lemon Grove Municipal Code.

Other Lemon Grove zoning districts

Who this affects

HomeownersArchitects and designersDevelopersReal estate agents

Frequently asked questions

What is the maximum building height in Lemon Grove's RMH zone?

45 ft (main buildings) — Lemon Grove Municipal Code § 17.16.040.

What is the minimum front setback in Lemon Grove's RMH zone?

25 ft — Lemon Grove Municipal Code § 17.16.040.

What is the minimum side setback in Lemon Grove's RMH zone?

5 ft — Lemon Grove Municipal Code § 17.16.040.

What is the minimum rear setback in Lemon Grove's RMH zone?

20 ft — Lemon Grove Municipal Code § 17.16.040.

What is the minimum lot size in Lemon Grove's RMH zone?

6,000 sq ft (for residential purposes; subject to a minimum 1,500 square feet per dwelling unit) — Lemon Grove Municipal Code § 17.16.040.

General information, not legal advice.

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