8439 Duncan Island Rd
Mapleton, OR 97453
- 3 Beds
- 1.5 Baths
- 1,798 sqft (on 0.95 acres)
3 Beds
1.5 Baths
1,798 sqft
(on 0.95 acres)
Home Value
Trulia Estimate
$556KSince last month
Decreased$8K (-1.5%)Since last year
Decreased$6K (-1.1%)Since last sale
Increased$309K (+123.6%)Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.
Trulia Estimate
The of this home's value increased by +90% in the last 10 years
| Month | Estimated value |
|---|---|
2026 | |
| August 2026 | $559K |
| July 2026 | $567K |
| June 2026 | $571K |
| May 2026 | $576K |
| April 2026 | $573K |
| March 2026 | $552K |
| February 2026 | $543K |
| January 2026 | $551K |
2025 | |
2024 | |
2023 | |
2022 | |
2021 | |
2020 | |
2019 | |
2018 | |
2017 | |
2016 | |
Comparable sales
These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
1.99 | Single-Family Home | $440,000 | 09/12/25 | 3 | 2 | 2,110 | |
1.43 | Single-Family Home | $1,000,000 | 09/19/25 | 4 | 4 | 3,011 | |
1.86 | Single-Family Home | $530,000 | 12/11/25 | 3 | 1 | 2,405 | |
1.86 | Single-Family Home | $530,000 | 12/11/25 | 3 | 1 | 624 | |
4.02 | Single-Family Home | $715,000 | 01/20/26 | 3 | 2 | 2,024 | |
4.56 | Single-Family Home | $500,000 | 04/15/26 | 3 | 2 | 2,008 | |
4.78 | Single-Family Home | $795,000 | 02/05/26 | 2 | 2 | 2,344 | |
4.80 | Single-Family Home | $935,000 | 06/16/26 | 3 | 2 | 2,114 | |
5.19 | Single-Family Home | $456,000 | 10/01/25 | 3 | 2 | 1,727 | |
5.18 | Single-Family Home | $435,900 | 06/09/26 | 3 | 2 | 1,438 |
Nearby home prices
Get a sense of expected prices in the area by checking the value of nearby homes.Address | Distance | Price | Bed | Bath | Sqft | Status |
|---|---|---|---|---|---|---|
0.02 | $408,500 | 4 | 1 | 2,640 | Off Market | |
0.04 | $374,400 | 2 | 1 | 1,200 | Off Market | |
0.04 | $592,700 | 3 | 2 | 2,473 | Off Market | |
0.23 | - | 3 | 3 | 1,344 | Off Market | |
0.27 | - | - | - | - | Off Market | |
0.28 | - | - | - | - | Off Market | |
0.54 | $537,000 | - | - | - | For Sale | |
0.61 | $762,800 | 4 | 2 | 1,764 | Off Market | |
1.01 | $1,032,600 | 3 | 2 | 1,682 | Off Market | |
1.43 | $999,800 | 4 | 3 | 3,011 | Off Market | |
1.51 | $429,000 | 3 | 1 | 1,928 | For Sale |
Local Information
-- mins to
Home Highlights
Property Type
Single-Family Home
Year Built
1977
Lot Size
0.95 acres
Living Area
1,798 sqft
Price/Sqft
$309
Parking
Garage
About this House
Riverfront fixer in idyllic setting! 3 bdrm, 1 3/4 ba home sits alongside the Siuslaw River on picturesque Duncan Island. Home site is .60 of an acre with an adjacent .35 lot featuring a mature orchard. Home is single level with spacious living areas, sunroom, hot tub room, & double car garage. Detached shop/garage, concrete boat ramp + dock permit complete this great country property.
8439 Duncan Island Rd, Mapleton, OR 97453 is a 3 bedroom, 2 bathroom, 1,798 sqft single-family home built in 1977. It last sold for $250,000 on Jan 28, 2020. It is currently off market. The Trulia Estimate is $555,800, with a rent estimate of $2,277/month.
Home Details for 8439 Duncan Island Rd
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Interior Details BasementTypes of Rooms: Dining RoomCeiling Fan |
Heating & Cooling Heating: BaseboardHeating Fuel: Baseboard |
Levels, Entrance, & Accessibility Stories: 1Floors: Carpet |
Appliances & Utilities DishwasherDisposalMicrowaveRefrigerator |
Fireplace & Spa Fireplace |
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Exterior Home Features Roof: CompositionDeckExterior: WoodPatioPorch |
Parking & Garage GarageParking Spaces: 4Parking: Garage Attached, Garage Detached |
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Year Built Year Built: 1977 |
Property Type / Style Property Type: Single Family Home |
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Lot Area: 0.95 acres |
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RV Parking Rv Parking |
Price and Tax history
| Date | Event | Price |
|---|---|---|
Jan 28, 2020 Source: RMLS (OR) #19022926 | Sold | $250,000 |
Dec 30, 2019 Source: Agent Provided | Pending | $299,900 |
Jun 22, 2019 Source: Agent Provided | Listed For Sale | $299,900 |
| Year | Property tax | Tax assessment |
|---|---|---|
| 2025 | $3,221 | $672,784 |
Home facts updated by county records
Market trends in Mapleton
Last updated July 2026
Avg. sale price
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Sale-to-List Price
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Price per sq ft
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Available listings
11
1MoM
Around this home
What Locals Say about Mapleton
At least 1 Trulia users voted on each feature.
100 % Say car is needed
100 % Say yards are well-kept
100 % Say it's quiet
100 % Say there's wildlife
100 % Say kids play outside
50 % Say neighbors are friendly
Sourced by Trulia users. Learn more about our methodology.
LGBTQ Local Legal Protections
LGBTQ Local Legal Protections
Frequently asked questions about 8439 Duncan Island Rd
- What is 8439 Duncan Island Rd estimated to be worth?Trulia's estimated value for 8439 Duncan Island Rd in Mapleton, OR is $555,800.
- What is the price history for 8439 Duncan Island Rd?8439 Duncan Island Rd in Mapleton, OR last sold for $250,000 in January 2020.
- Is Mapleton a buyer's or seller's market?Mapleton is currently a seller's market, based on recent for-sale activity.
- What are the closest schools to 8439 Duncan Island Rd?The closest schools to 8439 Duncan Island Rd in Mapleton, OR are Siuslaw Elementary School (rated 6/10), Siuslaw High School (rated 2/10), Siuslaw Middle School (rated 7/10).
- How big is the lot at 8439 Duncan Island Rd?The lot at 8439 Duncan Island Rd in Mapleton, OR is about 0.95 acres (41,382 sq ft).
- Does 8439 Duncan Island Rd have a garage?Yes, 8439 Duncan Island Rd in Mapleton, OR has a garage.

