53 South St, Northampton — property record card

Residential Condominium built in 1900 in Northampton, assessed at $14,856,300 for fiscal year 2026; last sold for $500,000 on April 23, 2025.

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

Parcel

Location	53 South St, Northampton MA 01060
Map and parcel ID	31D-187-009
Use	Residential Condominium (use code 102)
County	Hampshire

Valuation — fiscal year 2026

Building	$14,856,300
Land	$0
Total assessed	$14,856,300

Building

Year built	1900
Style	9:OTHER
Living area	2,307 ft²
Rooms	7
Stories	1

Last recorded sale

Price	$500,000
Date	April 23, 2025
Deed	Registry of Deeds book 15403, page 1

45 assessor accounts on this parcel

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

Address	Account	Use	Assessed	Last sale
17 Clark Ave	31D-187-002	Residential Condominium	$507,100	$359,000 August 18, 2021
19 Clark Ave	31D-187-004	Residential Condominium	$472,700	$424,000 August 29, 2022
19 Clark Ave	31D-187-014	Residential Condominium	$454,900	$432,018 November 16, 2022
19 Clark Ave	31D-187-021	Residential Condominium	$407,100	$234,900 January 15, 2010
19 Clark Ave	31D-187-003	Residential Condominium	$382,600	$291,525 April 27, 2018
19 Clark Ave	31D-187-001	Residential Condominium	$616,900	$265,000 July 22, 2005
53 South St	31D-187-009	Residential Condominium	$732,100	$295,000 March 2, 2007
55 South St	31D-187-017	Residential Condominium	$443,500	$314,000 June 19, 2015
55 South St	31D-187-031	Residential Condominium	$421,600	$250,000 August 23, 2010
55 South St	31D-187-024	Residential Condominium	$459,300	$275,000 October 6, 2006
55 South St	31D-187-011	Residential Condominium	$438,600	$225,000 December 23, 2009
55 South St	31D-187-025	Residential Condominium	$424,200	$179,000 November 17, 2005
55 South St	31D-187-030	Residential Condominium	$455,500	$500,000 April 23, 2025
55 South St	31D-187-010	Residential Condominium	$485,600	$375,000 July 28, 2021
55 South St	31D-187-018	Residential Condominium	$423,300	$225,000 June 11, 2010
61 South St	31D-187-045	Accessory Land with Improvement	$17,900	$8,000 July 3, 2007
61 South St	31D-187-012	Residential Condominium	$386,000	$225,000 May 5, 2021
61 South St	31D-187-013	Residential Condominium	$361,900	$218,000 January 8, 2021
61 South St	31D-187-026	Residential Condominium	$392,500	$250,000 June 26, 2018
61 South St	31D-187-027	Residential Condominium	$392,500	$337,000 March 17, 2022
61 South St	31D-187-032	Residential Condominium	$413,800	nominal ($100) February 1, 2024
61 South St	31D-187-036	Accessory Land with Improvement	$17,900	$297,000 September 13, 2011
61 South St	31D-187-008	Residential Condominium	$379,200	$199,000 January 28, 2011
61 South St	31D-187-019	Residential Condominium	$366,300	$230,000 October 31, 2008
61 South St	31D-187-020	Residential Condominium	$405,500	nominal ($0) April 3, 2023
61 South St	31D-187-033	Residential Condominium	$453,200	$230,000 August 28, 2008
61 South St	31D-187-007	Residential Condominium	$308,000	$235,000 August 26, 2021
65 South St	31D-187-023	Residential Condominium	$293,400	$138,000 December 1, 2005
65 South St	31D-187-028	Residential Condominium	$293,400	$169,900 August 31, 2006
65 South St	31D-187-034	Residential Condominium	$296,400	$180,000 October 26, 2010
65 South St	31D-187-035	Residential Condominium	$468,900	$297,000 September 13, 2011
65 South St	31D-187-005	Residential Condominium	$428,500	$245,999 April 30, 2014
65 South St	31D-187-006	Residential Condominium	$269,300	$119,900 June 8, 2005
65 South St	31D-187-016	Residential Condominium	$289,500	nominal ($10) September 26, 2024
65 South St	31D-187-022	Residential Condominium	$466,900	$205,000 February 10, 2011
65 South St	31D-187-029	Residential Condominium	$459,500	$299,000 December 31, 2015
65 South St	31D-187-015	Residential Condominium	$427,600	$194,000 December 1, 2006
South St	31D-187-037	Accessory Land with Improvement	$17,900	$17,000 May 19, 2008
South St	31D-187-038	Accessory Land with Improvement	$17,900	$30,000 August 29, 2022
South St	31D-187-039	Accessory Land with Improvement	$17,900	$299,000 December 31, 2015
South St	31D-187-040	Accessory Land with Improvement	$17,900	$337,000 March 17, 2022
South St	31D-187-041	Accessory Land with Improvement	$17,900	$2,250,000 June 11, 2010
South St	31D-187-043	Accessory Land with Improvement	$17,900	$20,000 March 2, 2007
South St	31D-187-044	Accessory Land with Improvement	$17,900	nominal ($1) February 22, 2024
South St	31D-187-042	Accessory Land with Improvement	$17,900	$225,000 December 23, 2009

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 4 sites with an Activity and Use Limitation. All MassDEP sites in Northampton.

What this means

Assessed 862% above the median residential condominium in Northampton ($1,543,700, 143 parcels).
The last sale price is 97% 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: Northampton 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 53 South St

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.

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