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21 Main St, Castine, ME 04421

  • $847,000

    Last sold date unavailable

  • —

    bed

  • —

    bath

House not for sale
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About 21 Main St

Property type House
HOA fee $0/month
Lot size 7,405 Sqft
Movoto estimate
Property description
This single-family home is located at 21 Main St, Castine, ME, 04421 in Hancock County. The lot spans 7,405 sq ft. The estimated market value is $847,000.
$847K
Range: $550K-$1.14M
Last 30 days 
  • 21 Main St
    —
  • —
  • 04421
    $567K -27% y/y
  • Castine
    $575K -17% y/y
No chart available
Statistics calculated by Movoto
Est. value Bed/bath Sqft mi
212 Perkins St, Castine, ME 04420 $942,000 —/— — 0.02
18 Main St, Castine, ME 04421 $1,155,000 5/2 — 0.02
7 Main St, Castine, ME 04421 $771,000 2/2 — 0.03
11 Main St, Castine, ME 04421 $753,000 —/— — 0.03
210 Perkins St, Castine, ME 04420 $1,214,000 —/— — 0.03
209 Perkins St, Castine, ME 04420 $686,000 4/3 — 0.04
30 Water St, Castine, ME 04421 $752,000 —/— — 0.05
22 Water St, Castine, ME 04421 $608,000 —/— — 0.05

Estimated values are based on public record data and automated valuation models. Values are not guaranteed and may not reflect current market conditions.

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N/A
Adams School
public Grades PK, K-8
Castine Public Schools
Source: GreatSchools.org © 2026. All rights reserved.

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