490 River Road, Marston Mills, Barnstable — property record card
Single Family Residential built in 1890 on 1.15 acres in Barnstable, assessed at $566,700 for fiscal year 2026; last sold for $283,000 on April 21, 2010.
Rebuilt from the Barnstable assessor file as published by MassGIS — not the official card. For the official card, with owner, photo and sketch, ask the Barnstable assessor’s office.
Parcel
| Location | 490 River Road, Marston Mills |
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| Map and parcel ID | 060_039 |
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| Use | Single Family Residential (use code 1010) |
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| Zoning | RF |
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| County | Barnstable |
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Valuation — fiscal year 2026
| Building | $348,600 |
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| Land | $191,000 |
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| Other | $27,100 |
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| Total assessed | $566,700 |
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Land
| Lot size | 1.15 acres (50,094 ft²) |
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Building
| Year built | 1890 |
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| Style | Conventional |
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| Living area | 1,671 ft² |
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| Rooms | 6 |
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| Stories | 1.5 |
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Last recorded sale
| Price | $283,000 |
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| Date | April 21, 2010 |
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| Deed | Registry of Deeds book 24499, page 0213 |
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What MassDEP has recorded
- RTN 4-0017678 — No Location Aid, tier classified (active), status TIER1D · 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 Barnstable.
What this means
- Assessed 12% below the median single family residential in Barnstable ($646,150, 21,112 parcels).
- A tier-classified site is a release still being cleaned up under the Massachusetts Contingency Plan; the MassDEP file shows the stage reached.
- 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: Barnstable 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.
The report for 490 River Road, Marston Mills
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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