Shawn Realty 503-515-44993 bd • 2 ba • 1,780 sq ft
12 SAINT HELENS CIR, Lake Oswego, OR 97035
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- Bedrooms
- 3
- Total Baths
- 2
- Building Area
- 1,780 sq ft
- Price/Sq Ft
- $348/sq ft
- Year Built
- 1980
- Garage
- 2 spaces · Attached
- County
- Clackamas
- Annual Tax
- $6,719 (2025)
- HOA
- $102 / monthly
- Days on Market
- 28 days
- Open House
- None scheduled
Monthly payment
$4,539 per month
- Principal & interest$3,748
- Property taxes$560
- HOA dues$102
- Home insurance$129
- Utilities$0
10% down · 30-year fixed · 7.11% rate · 7.211% APR (est.)
Rate: Freddie Mac weekly average, as of 11/12/2026. Estimate by Shawn Realty, not RMLS data.
Estimate by Shawn Realty, not RMLS data.
- Interest rate: 7.11% (7.211% APR, estimated). Rate: Freddie Mac weekly average, as of 11/12/2026.
- Down payment: 10% ($61,900) on $619,000; loan $557,100
- Term: 30-year fixed (360 monthly payments)
- Property taxes: $560/mo (RMLS annual tax ÷ 12)
- HOA dues: $102/mo (RMLS association fee, converted to monthly)
- Home insurance: $129/mo (Shawn Realty assumption, 0.25% of price per year; not a quote)
- Est. APR assumes 1% of the loan amount in points and lender fees.
This is an estimate. Verify exact numbers with your lender.
Estimate only, not a loan offer or commitment. Principal, interest, est. property tax and HOA. Excludes homeowners insurance, mortgage insurance (PMI, typically required with under 20% down) and other costs. Actual rate, APR and payment depend on credit, lender and loan program. Talk to a licensed loan officer.
Description
Best Value in Mt Park! - Tucked at the back of a park-like cul-de-sac, backing to green space, this nearly 1,800 sq ft. home offers the sought-after Lake Oswego lifestyle at a price that is hard to find. The contemporary design features exposed beams, vaulted ceilings and beautiful Brazilian maple floors on two levels. The generously sized primary suite is a retreat that takes up the entire top level. Enjoy nicely sized dining and living areas. Outside, you will find two spacious decks as well as a paver patio, all great for entertaining. The fully fenced yard is very private, backs to a beautiful protected wooded area and presents an opportunity for you to make it your own. Mountain Park features 185 acres of common area space, including miles of trails, parks, and an amazing community center with fitness, aquatics and more. Located in close proximity to top-ranked schools, retail, restaurants, and grocery. Don't miss this opportunity!
Facts & Features
| Property Type | Residential |
|---|---|
| Sub-Type | Single Family Residence |
| Bedrooms | 3 |
| Total Baths | 2 |
| Full Baths | 2 |
| Partial Baths | 0 |
| Building Area (sq ft) | 1780 |
| Lot Size (acres) | 0.12 |
| Lot Size (sq ft) | 5227 |
| Year Built | 1980 |
| Garage Spaces | 2 |
| County | Clackamas |
| Elementary School | Oak Creek |
| Middle School | Lake Oswego |
| High School | Lake Oswego |
| Heating | Forced Air |
| Cooling | Central Air |
| Appliances | Builtin Oven, Builtin Range, Cooktop, Dishwasher, Instant Hot Water, Island, Microwave, Pantry, Quartz, Tile |
| Interior Features | Garage Door Opener, Hardwood Floors, Jetted Tub, Laundry, Quartz, Tile Floor, Vaulted Ceiling, Wallto Wall Carpet |
| Exterior Features | Deck, Patio, Yard |
| Basement | Crawl Space |
| Style | Tri Level |
| Roof | Composition |
| Fireplaces | 1 |
| View | Yes |
| Lot Features | Green Belt, Trees, Wooded |
| Sewer | Public Sewer |
| Water | Public Water |
| Association Fee | $102 |
| Association Fee Frequency | Monthly |
| Annual Taxes | $6,719 |
| Tax Year | 2025 |
| Original List Price | $625,000 |
| RMLS # | 201709261 |
Map data © OpenStreetMap contributors (not RMLS data).
Listed by Marc Hansen • Harnish Company Realtors
Contact: harnish@harnishproperties.com
Listing updated: Nov 6, 2026 at 12:58pm
Source: RMLS #201709261 
The content relating to real estate for sale on this web site comes in part from the IDX program of the RMLS of Portland, Oregon. Real estate listings held by brokerage firms other than Shawn Realty are marked with the RMLS logo, and detailed information about these properties includes the name of the listing brokers. Listing content is copyright © 2026 RMLS, Portland, Oregon.
All information provided is deemed reliable but is not guaranteed and should be independently verified.
This content last updated on 11/13/2026 12:13. Some properties which appear for sale on this web site may subsequently have sold or may no longer be available.
IDX information is provided exclusively for consumers' personal, non-commercial use, may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, and is deemed reliable but is not guaranteed accurate by RMLS.
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Shawn Yu, Shawn Realty · 503-515-4499
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