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Find county GIS and property maps

Browse official GIS tools, assessor map information and county map referrals. Some entries provide instructions or map indexes rather than an interactive GIS viewer.

Before you start

  • Start with the jurisdiction of the property. County permit offices may serve only unincorporated areas.
  • Use the official map and confirm project requirements with the planning or building office.

1 guide with reviewed service links · Modoc

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U.S. Census boundaries via U.S. Atlas · 2017 edition, simplified for display.

County government · Modoc

Assessor / Recorder

Assessor

Parcel Maps (opens in a new tab)Official instructions

Officially linked county property-map resource. This verifies the referral and stated label; interactive layers, parcel results, legal boundaries, buildability and application eligibility are not determined here.

Source checked October 26, 2026

Modoc County · Modoc assessor — property records and provider resources (opens in a new tab)

Official property-office map referral: Parcel Maps

Parcel Maps

Saved evidence: 1e815959710f4e95 · Agent source review

Full guide, contact details & sources →