324 Union St Unit 1, Millis — property record card

Residential Condominium built in 1900 in Millis, assessed at $2,346,400 for fiscal year 2026; last sold for $376,000 on December 9, 2025.

Rebuilt from the Millis assessor file as published by MassGIS — not the official card. For the official card, with owner, photo and sketch, ask the Millis assessor’s office.

Parcel

Location	324 Union St Unit 1, Millis MA 02054
Map and parcel ID	19_052 19_052_A
Use	Residential Condominium (use code 1020)
County	Norfolk

Valuation — fiscal year 2026

Building	$2,312,000
Land	$0
Other	$34,400
Total assessed	$2,346,400

Building

Year built	1900
Style	Condominium
Living area	2,424 ft²
Units	8

Last recorded sale

Price	$376,000
Date	December 9, 2025
Deed	Registry of Deeds book 42824, page 290

8 assessor accounts on this parcel

Condominium units or several buildings share one parcel; each has its own assessment.

Address	Account	Use	Assessed	Last sale
324 Union St Unit 1	19_052_A	Residential Condominium	$443,400	nominal ($100) February 28, 2022
324 Union St Unit 2	19_052_B	Residential Condominium	$304,300	$425,000 February 19, 2025
324 Union St Unit 3	19_052_C	Residential Condominium	$281,300	$270,000 August 1, 2020
324 Union St Unit 4	19_052_D	Residential Condominium	$264,600	$218,000 May 1, 2018
324 Union St Unit 5	19_052_E	Residential Condominium	$271,100	$170,000 November 1, 2013
324 Union St Unit 6	19_052_F	Residential Condominium	$268,800	$376,000 December 9, 2025
324 Union St Unit 7	19_052_G	Residential Condominium	$241,400	$92,500 April 29, 1997
324 Union St Unit 8	19_052_H	Residential Condominium	$271,500	$118,250 February 28, 1986

What MassDEP has recorded

No tier-classified 21E site and no Activity and Use Limitation is mapped on this parcel.

Within about 500 m (a third of a mile): 1 active tier-classified 21E site and 0 sites with an Activity and Use Limitation. All MassDEP sites in Millis.

What this means

Assessed 169% above the median residential condominium in Millis ($870,900, 58 parcels).
The last sale price is 84% below the current assessment. Massachusetts assessments aim at full market value as of January 1 of the year before the fiscal year.
Built before 1978: the Massachusetts Lead Law applies when a child under six lives there; ask for any lead inspection or letter of compliance.

Point at the centre of the assessor parcel — not a survey.

Data: Millis assessor file for fiscal year 2026, via MassGIS, retrieved October 30, 2026; MassDEP sites retrieved the same day. Sources and freshness. No owner names are published.

First page of a sample Massachusetts Property Report

The report for 324 Union St Unit 1

This page shows the assessor record and the MassDEP sites on the parcel. The report adds what lies around it: FEMA flood zone, wetlands, Zone II and other water supply protection areas, priority habitat, sewer or septic service, protected open space, and every 21E site within half a mile.

$19card · PDF within 24 h · you pay after receiving itSee the sample (PDF)

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