Nextdoor · Nextdoor Privacy Policy · View original document ↗

Third-Party Business Partner Data Sharing

High severity High confidence Explicitdocumentlanguage Unique · 0 of 325 platforms
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Document Record

What it is

Nextdoor shares your personal data with advertising partners and business partners, including for targeted ads that may follow you to other websites and apps outside of Nextdoor.

This analysis describes what Nextdoor's agreement states, permits, or reserves. It does not constitute a legal determination about enforceability. Regulatory applicability and practical outcomes may vary by jurisdiction, enforcement context, and individual circumstances. Read our methodology

ConductAtlas Analysis

Why it matters (compliance & governance perspective)

Your Nextdoor activity and data may be used by third-party advertising networks to track and target you across the broader internet, not just within Nextdoor.

Consumer impact (what this means for users)

Personal information including behavioral data and location may be shared with advertising partners who can use it to serve ads to you on other platforms and websites, extending the data's reach beyond the Nextdoor app.

What you can do

⚠️ These actions may provide transparency or partial mitigation but may not fully address the underlying issue. Effectiveness varies by jurisdiction and individual circumstances.
  • Opt Out of Arbitration
    Go to Settings in the Nextdoor app, select Privacy, then Ad Preferences to opt out of interest-based advertising and data sharing with advertising partners.

How other platforms handle this

Lime Medium

We may share your information with third-party advertising partners to provide you with targeted advertising. We also work with third-party analytics providers who help us understand how users interact with our Services. These third parties may use cookies, web beacons, and similar tracking technolo...

Oura Medium

We process personal data you provide to Oura to enable third party integrations, services, features, and offerings. For example, with your permission, our Services may integrate with third-party services like Google Health Connect and Apple HealthKit, or those of our partners. Oura takes measures to...

HubSpot Medium

We may share your personal data with third-party vendors, service providers, contractors, or agents who perform services for us or on our behalf and require access to such information to do that work. We may also share your personal data with advertising partners to display relevant advertising to y...

See all platforms with this clause type →

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▸ View Original Clause Language DOCUMENT RECORD
"
We may share your information with third-party business partners who provide services on our behalf or with whom we partner to offer products and services. We may also share information about you with advertising partners to show you ads that are more relevant to you, including when you visit other websites and apps.

— Excerpt from Nextdoor's Nextdoor Privacy Policy

ConductAtlas Analysis

Institutional analysis (Compliance & governance intelligence)

REGULATORY LANDSCAPE: Under CPRA, sharing personal information with advertising partners for cross-context behavioral advertising constitutes a 'share' that triggers opt-out rights for California residents. Under GDPR, sharing with third-party advertisers for retargeting requires a lawful basis and likely requires consent under ePrivacy Directive requirements as implemented in EU member states. The FTC's enforcement posture on data broker and advertising data sharing is relevant here. GOVERNANCE EXPOSURE: High. The policy's authorization to share user data with advertising partners for use outside Nextdoor's own platform is a significant data flow that may constitute a sale or share under CPRA and require consent under GDPR. The lack of a specific list of advertising partners in the policy text creates transparency gaps. JURISDICTION FLAGS: California (CPRA opt-out of sharing for advertising), EU/EEA (GDPR consent and ePrivacy Directive), UK (UK GDPR and PECR). Any jurisdiction with cross-context behavioral advertising restrictions creates heightened exposure. CONTRACT AND VENDOR IMPLICATIONS: All advertising technology partners should be identified in data processing agreements with appropriate restrictions on onward transfer and data use limitation. The policy's broad reference to 'third-party business partners' without enumeration may create challenges in vendor management and audit processes. COMPLIANCE CONSIDERATIONS: Compliance teams should ensure that the opt-out mechanism for advertising data sharing is prominently disclosed and accessible, particularly for California users. Data mapping exercises should capture all third-party advertising partners and the specific data elements shared. EU and UK teams should assess whether cookie consent banners and privacy notices adequately disclose this cross-platform advertising data sharing.

Full compliance analysis

Regulatory citations, enforcement risk, and due diligence action items.

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Applicable agencies

  • FTC
    The FTC oversees consumer protection and unfair or deceptive practices related to third-party data sharing and behavioral advertising
    File a complaint →
  • State AG
    State attorneys general in California and other states with privacy laws have enforcement authority over advertising data sharing practices
    File a complaint →

Applicable regulations

CCPA/CPRA
California, USA
Connecticut Data Privacy Act Amendments
US-CT
CAN-SPAM
United States Federal
FTC Act Section 5
United States Federal
Indiana Consumer Data Protection Act
US-IN
Kentucky Consumer Data Protection Act
US-KY
Universal Opt-Out Mechanism Expansion 2026
US
VPPA
United States Federal

Provision details

Document information
Document
Nextdoor Privacy Policy
Entity
Nextdoor
Document last updated
May 5, 2026
Tracking information
First tracked
May 10, 2026
Last verified
May 10, 2026
Record ID
CA-P-008890
Document ID
CA-D-00428
Evidence Provenance
Source URL
Wayback Machine
Content hash (SHA-256)
a4c9b3f2fcfd5640986fa16d0c2675de33f42a5e94671c1149c7ff9377ffe84b
Analysis generated
May 10, 2026 12:16 UTC
Methodology
Evidence
✓ Snapshot stored   ✓ Hash verified
Citation Record
Entity: Nextdoor
Document: Nextdoor Privacy Policy
Record ID: CA-P-008890
Captured: 2026-05-10 12:16:46 UTC
SHA-256: a4c9b3f2fcfd5640…
URL: https://conductatlas.com/platform/nextdoor/nextdoor-privacy-policy/third-party-business-partner-data-sharing/
Accessed: May 13, 2026
Permanent archival reference. Stable identifier suitable for legal filings, compliance documentation, and research citation.
Classification
Severity
High
Categories

Other risks in this policy

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Frequently Asked Questions

What does Nextdoor's Third-Party Business Partner Data Sharing clause do?

Your Nextdoor activity and data may be used by third-party advertising networks to track and target you across the broader internet, not just within Nextdoor.

How does this clause affect you?

Personal information including behavioral data and location may be shared with advertising partners who can use it to serve ads to you on other platforms and websites, extending the data's reach beyond the Nextdoor app.

Is ConductAtlas affiliated with Nextdoor?

No. ConductAtlas is an independent monitoring service. We are not affiliated with, endorsed by, or sponsored by Nextdoor.