The Address Index
Observed public-record sale

151 Park Avenue

Recorded February 16, 2017 in Greenwich, Connecticut.

Recorded sale price$2.40MHigh evidence
Transaction record
Sale price
$2,400,000
Recorded date
Feb 16, 2017
Assessment on sale record
$1,518,090
Evidence
Official state transaction and reported property type
Confidence
High
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Latest public parcel profile
Main living area
4,261 sq. ft.
Land
0.38 acres
Year built
1900
Bedrooms
5
Total rooms
12
2025 assessed total
$2,610,580
Assessment neighborhood
142070

Parcel facts are the latest owner-free public assessment context and may postdate this transaction.

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Synthetic Twin

No test-set comparison on this record

This sale is not one of the untouched historical transactions used to evaluate Synthetic Twin. We do not generate or backfill a property projection merely to fill the space.

Observed history at this normalized address

3 recorded sales

Mar 11, 2021$3.20MHighView
Feb 16, 2017$2.40MHighCurrent record
Apr 15, 2003$2.23MSupportedView
Method guardrail

Nothing here is a fictional transaction

The sale row is preserved from a real public record, with its source and evidence grade. Where government sources conflict materially, the transaction is excluded rather than averaged into a made-up price. Model outputs, when available, appear in a separately labeled comparison panel.

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