The Address Index
Observed public-record sale

80 Round Hill Road

Recorded October 10, 2023 in Greenwich, Connecticut.

Recorded sale price$9.40MHigh evidence
Transaction record
Sale price
$9,400,000
Recorded date
Oct 10, 2023
Assessment on sale record
$4,555,530
Evidence
Official state transaction and reported property type
Confidence
High
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Latest public parcel profile
Main living area
7,221 sq. ft.
Land
2.12 acres
Year built
1913
Bedrooms
5
Total rooms
16
2025 assessed total
$5,989,480
Assessment neighborhood
162100
Recorded buildings
3

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

2 recorded sales

Oct 10, 2023$9.40MHighCurrent record
Sep 18, 2020$5.92MHighView
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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