5 7 Larson Av, Tyngsborough — property record card
Two-Family Residential built in 1989 on 2.21 acres in Tyngsborough, assessed at $842,700 for fiscal year 2025; last sold for $462,000 on October 15, 2014.
Rebuilt from the Tyngsborough assessor file as published by MassGIS — not the official card. For the official card, with owner, photo and sketch, ask the Tyngsborough assessor’s office.
Parcel
| Location | 5 7 Larson Av, Tyngsborough MA 01879 |
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| Map and parcel ID | 18-4-3 18 4 3 |
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| Use | Two-Family Residential (use code 104) |
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| Zoning | R1 |
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| County | Middlesex |
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Valuation — fiscal year 2025
| Building | $568,400 |
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| Land | $261,700 |
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| Other | $12,600 |
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| Total assessed | $842,700 |
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Land
| Lot size | 2.21 acres (96,268 ft²) |
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Building
| Year built | 1989 |
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| Style | MULTI-TNHS |
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| Living area | 4,001 ft² |
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| Rooms | 12 |
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| Stories | 2 |
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| Units | 2 |
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Last recorded sale
| Price | $462,000 |
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| Date | October 15, 2014 |
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| Deed | Registry of Deeds book 28546, page 270 |
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What MassDEP has recorded
- RTN 3-0038407 — Pad-mounted Electrical Transformer, tier classified (active), status TIERII · MassDEP file
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 Tyngsborough.
What this means
- Assessed 47% above the median two-family residential in Tyngsborough ($574,700, 59 parcels).
- A tier-classified site is a release still being cleaned up under the Massachusetts Contingency Plan; the MassDEP file shows the stage reached.
Point at the centre of the assessor parcel — not a survey.
Data: Tyngsborough assessor file for fiscal year 2025, via MassGIS, retrieved October 30, 2026; MassDEP sites retrieved the same day. Sources and freshness. No owner names are published.

The report for 5 7 Larson Av
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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