Real estate CRM · Sales Hub

Arthur Online to HubSpot

UK cloud property management software for letting agents, landlords and block managers. It covers tenancies, applicants, viewings, maintenance and accounting.

In short

Arthur Online data can move into HubSpot, landing mainly in Sales Hub. 1 of 11 mapped objects move directly (Tenants); 3 items need manual work and 2 do not move. Plan roughly 2-4 weeks for a small move and 8-16 weeks for a large one.

Last reviewed 2026-10-29 · Also relevant to Marketing, Service, Data hubs · 6 sources

1 · Checklist

Migration checklist for Arthur Online

Three phases, specific to this system. Tick steps off as you go.

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Before

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During

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After

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2 · Cost

What will it take?

No price list: cost follows volume, custom objects and how much logic must be rebuilt. Answer four quick questions for a planning range.

How many records?
Custom objects?
Automation to rebuild?
History to bring?

A planning aid built from the three scenarios below. It is not a quote.

The three scenarios

low complexity

Small migration

2-4 weeks

<5k contacts, <500 properties/units

Contacts, properties and viewings only.

medium complexity

Mid migration

4-8 weeks

5k-50k contacts, 500-5k units

Includes tenancies, notes and tickets.

high complexity

Large migration

8-16 weeks

>50k contacts, >5k units, multi-entity

Multiple entities, files and a two-way sync.

What moves the number

Custom object and association designNumber of API modules extractedDocument and file volumeIntegration with Arthur retained for accountingChargeable Arthur API work if needed

Timeline ranges are planning estimates, not a quote. A partner confirms scope after discovery.

3 · Where to begin

Access, mapping and limits

Start with how data leaves Arthur Online: what you need to get in, what lands in HubSpot, and what will not.

API

REST/JSON API v2 (Postman-published docs) with webhooks

Credentials needed

Client ID and secret from an OAuth application created in the Arthur account, plus the Entity ID from Settings > OAuth Applications.

Admin permission

Account access able to create OAuth applications. One profile says credentials are issued via Arthur support (unverified).

Choose your route

How will you move the data?

No native connector was found.

  • You need: Client ID and secret from an OAuth application created in the Arthur account, plus the Entity ID from Settings > OAuth Applications.
  • Permission: Account access able to create OAuth applications. One profile says credentials are issued via Arthur support (unverified).

Native imports often bring over only some data, so check coverage per object in the mapping below.

Where each object lands

yes movespartialmanualno

In Arthur Online

In HubSpot

Contacts
Custom objects
Meetings
Deals
Notes
Tickets
Tasks
Files
Select an object

Hover or tap anything on the left to see where it lands.

What to expect

Accounting ledger, transactions and deposit registration

Financial and trust-style records should stay in Arthur or the accounting system. HubSpot has no ledger.

Automation workflows and portal logins

These are platform-specific and must be rebuilt in HubSpot.

4 · Governance

Data governance and compliance

Decide what is allowed to move before anything is exported. Tick each gate once it is agreed.

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Method

How we researched this page

How much to trust each section, and where it comes from.

InsufficientPartialVerified

The API and OAuth are backed by Arthur's developer docs and secondary profiles. No HubSpot connector docs were found. Export-UI, rate-limit and governance details are unsourced, and the object mapping is analyst judgment.

Sources

Related migrations

Quick answers

Frequently asked questions

How do I migrate Arthur Online to HubSpot?

1. Create an OAuth application in Arthur and note the client ID, secret and callback URL. 2. Record the Entity ID from Settings > OAuth Applications. 3. Inventory the API modules in use: properties, units, tenancies, tenants, applicants and viewings. 4. Decide whether Arthur remains the system of record for accounting and deposits.

What data can move from Arthur Online to HubSpot?

These objects move directly: Tenants. Check the mapping table for partial and manual items.

What does not move from Arthur Online to HubSpot?

Accounting ledger, transactions and deposit registration and Automation workflows and portal logins. Plan to rebuild or retire these.

How long does a Arthur Online to HubSpot migration take?

Small (<5k contacts, <500 properties/units): 2-4 weeks. Mid (5k-50k contacts, 500-5k units): 4-8 weeks. Large (>50k contacts, >5k units, multi-entity): 8-16 weeks. These are planning estimates, not a quote.

What access do I need to export from Arthur Online?

Client ID and secret from an OAuth application created in the Arthur account, plus the Entity ID from Settings > OAuth Applications. Account access able to create OAuth applications. One profile says credentials are issued via Arthur support (unverified).

What compliance issues apply when moving Arthur Online data?

Check: Financial/payment and deposit data, Applicant credit check data and Possible vulnerable tenants or minors. Agree consent, retention and access rules before exporting.

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