The Address Index
Observed public-record sale

78 Mayo Avenue

Recorded October 2, 2013 in Greenwich, Connecticut.

Recorded sale price$6.45MHigh evidence
Transaction record
Sale price
$6,450,000
Recorded date
Oct 2, 2013
Assessment on sale record
$3,860,850
Evidence
Official state transaction and reported property type
Confidence
High
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Latest public parcel profile
Main living area
8,141 sq. ft.
Land
1.00 acres
Year built
1886
Bedrooms
7
Total rooms
17
2025 assessed total
$10,481,450
Assessment neighborhood
114020

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

Jul 30, 2021$15.09MHighView
Oct 2, 2013$6.45MHighCurrent record
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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