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Arcata · Zoning · AR

Arcata AR zoning: height, setbacks and lot size

In Arcata's AR zone, buildings can be up to 35 ft tall, the front setback is 25 ft and the minimum lot size is 2.5 acres (Arcata code, read October 2026).

Key points

  • Maximum building height: 35 ft
  • Minimum front setback: 25 ft
  • Minimum side setback: 10 ft
  • Minimum rear setback: 25 ft
  • Minimum lot size: 2.5 acres
  • Maximum floor area ratio (FAR): 0.10
  • Maximum density: 1 dwelling per parcel, plus 1 second unit per parcel

AR is a zoning district in Arcata. Every value below was read from the Arcata 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 AR

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
35 ft
§ 9.22.050 · code text
Table row “Maximum height”, column “AR Zone Requirement”: 35 ft
Minimum front setback
25 ft
§ 9.22.050 · code text
Table row “Front”, column “AR Zone Requirement”: 25 ft
Minimum side setback
10 ft
§ 9.22.050 · code text
Table row “Side - Interior (each)”, column “AR Zone Requirement”: 10 ft
Minimum rear setback
25 ft
§ 9.22.050 · code text
Table row “Rear”, column “AR Zone Requirement”: 25 ft
Minimum lot size
2.5 acres
§ 9.22.040 · code text
Table row “Minimum Lot Area”, column “AR”: 2.5 acres
Maximum floor area ratio (FAR)
0.10
§ 9.22.050 · code text
Table row “Maximum FAR”, column “AR Zone Requirement”: .10
Maximum density
1 dwelling per parcel, plus 1 second unit per parcel
§ 9.22.040 · code text
Table row “Maximum Residential Density”, column “AR”: 1 dwelling per parcel , plus 1 second unit per parcel

Not on this page

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

Other Arcata zoning districts

Who this affects

HomeownersArchitects and designersDevelopersReal estate agents

Frequently asked questions

What is the maximum building height in Arcata's AR zone?

35 ft — Arcata Municipal Code § 9.22.050.

What is the minimum front setback in Arcata's AR zone?

25 ft — Arcata Municipal Code § 9.22.050.

What is the minimum side setback in Arcata's AR zone?

10 ft — Arcata Municipal Code § 9.22.050.

What is the minimum rear setback in Arcata's AR zone?

25 ft — Arcata Municipal Code § 9.22.050.

What is the minimum lot size in Arcata's AR zone?

2.5 acres — Arcata Municipal Code § 9.22.040.

General information, not legal advice.

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