Prospect a Building, Not a Zip Code

Who holds title to each unit, what they paid and how long they have held it, from the recorded deeds in Boston, Miami and New York. Then each new sale in the building goes to your clients, from you.

No credit card required. Without a card, trial owner lists cover 3 buildings.

One CharlesBoston

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121of 231 units have no recorded sale in 10+ years

  • 48 never resold since the developer
  • 73 last resold 10+ yrs ago

432 Park AvenueNew York

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88of 125 units never resold since the developer

  • 44 developer sale 10+ yrs ago
  • 44 developer sale under 10 yrs ago

One square per unit with a recorded sale. From recorded deeds, measured Oct 21, 2026; Reported Closings left out.

231 units, one owner list

Who holds title to each One Charles unit, what they paid, when, and whether it was cash. Search an owner to see every unit they hold, then download a CSV or share the list.

One Charles: units with the oldest last recorded sale. Owner names withheld.
UnitOwnerBedsSq ftLast saleSale priceCash?
5EWithheld11,150Nov 16, 2004$755,000Financed
5FWithheld11,068Nov 22, 2004$630,000Financed
305Withheld1951Nov 23, 2004$600,000Financed
312Withheld21,223Nov 26, 2004$655,000Financed

Oldest last sale first. Names are withheld here and shown inside CURVE on Data plans and the trial. CSV downloads: 12 exports and 2,500 rows per 24 hours.

45 units bought with cash 10+ years ago

At One Charles, by each unit’s last recorded sale. In the Owner List, stack Bought Cash and Hold Time, then narrow by Entity Held, Individual Held or Owns Multiple Units.

One Charles units by time since the last recorded sale, bought cash or financed
Hold TimeCashFinanced
Under 2 yrs (under 2 years)145
2–5 yrs (2 to 5 years)2620
5–10 yrs (5 to 10 years)2520
10+ yrs (10 years or more)4576
All units (all units)110121

Cash or financed from the Suffolk Registry of Deeds: financed means a purchase mortgage recorded within three business days of the deed.

Unit 601: +75.6% in 21.7 years

Each unit’s page shows what its owner paid and when. Lead with that number when you call owners who haven’t sold in a decade.

One Charles 601Boston

+$344,000+75.6% on the recorded prices

Bought
$455,000
Resold
$799,000

The newest One Charles resale after a hold of 10+ years, bought from the developer. Suffolk Registry of Deeds.

See One Charles

Each new sale goes to your clients, from you

Set the buildings each contact follows. When a sale records in one, CURVE emails it from your Gmail or Outlook, or as you via CURVE.

How often
Daily, weekly, every 2 weeks or monthly.
Only what’s new
No sale goes to a contact twice. Nothing new, no email.
No AI writing
A fixed template, filled from the record.
Your contacts
Paste a list, upload a CSV of up to 5,000, or add your CURVE clients.

Your name

Your brokerage

A new sale at 432 Park Avenue

Here is what recorded since your last update in the building you follow.

432 Park Avenue, 94A

Recorded Jul 30, 2026

$22,000,000

$5,567/SF

See the full record

Best,
Your name

Sample layout with 432 Park Avenue's latest recorded deed. CURVE emails only contacts you add and confirm you may email; owner lists are for your own mailers and calls.

Owner lists and client updates, one plan

Data + Social

The complete CURVE platform

Owner lists are in Data, client updates in Social. Data + Social has both, for the price of Data alone.

Regularly $49$40/mo

Billed annually at $480, or $49 billed monthly

14 days of everything in Data + Social. No credit card required. Without a card, owner lists cover 3 buildings.