5912 ONYX AVE
Valuation
Tax & Assessment
Property Facts
Transaction History(4)
Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.
District: Klamath County School District
Neighborhood · ZIP 97603These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.
Index scale: 100 = US average (tick). Lower is better.
Owner Tools
Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.
How this home compares
5912 Onyx Ave measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.
- Costs less per square foot than 82% of homes in Klamath Falls 97603
- Bigger than 80% of homes in Klamath County
- Older than 71% of homes in Klamath Falls 97603
What homes are worth in Klamath Falls 97603
Each bar is how many homes fall in that price range. The marker is this home.
This home is worth more than 59% of homes in Klamath Falls 97603.
How it measures up in Klamath Falls 97603
The dot is this home. The mark in the middle is the typical home in Klamath Falls 97603.
Pricier than 59% of homes nearby
Pricier than 18% of homes nearby
Bigger than 77% of homes nearby
Bigger than 53% of homes nearby
Newer than 29% of homes nearby
| Measure | This home | Klamath Falls 97603 | Klamath County |
|---|---|---|---|
| Estimated valuepricier than | $331,640 | 59% of homes | 63% of homes |
| Price per ft²pricier than | $180 | 18% of homes | 27% of homes |
| Living areabigger than | 1,839 ft² | 77% of homes | 80% of homes |
| Lot sizebigger than | 0.28 ac | 53% of homes | 50% of homes |
| Year builtnewer than | 1962 | 29% of homes | 32% of homes |
About 5912 Onyx Ave
How much is 5912 Onyx Ave, Klamath Falls, OR worth?
The TopHap Estimate for 5912 Onyx Ave, Klamath Falls, OR is $331,640 as of Aug 30, 2026. The likely range is $304,331 to $358,949. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.
When did 5912 Onyx Ave, Klamath Falls, OR last sell?
5912 Onyx Ave, Klamath Falls, OR last sold on Jan 9, 2026 for $327,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.
How big is 5912 Onyx Ave, Klamath Falls, OR?
5912 Onyx Ave, Klamath Falls, OR has 3 bedrooms, 2 bathrooms, 1,839 square feet of living space and a 0.28-acre lot.
When was 5912 Onyx Ave, Klamath Falls, OR built?
5912 Onyx Ave, Klamath Falls, OR was built in 1962, making it 64 years old. The building has 1 story.
What schools serve 5912 Onyx Ave, Klamath Falls, OR?
5912 Onyx Ave, Klamath Falls, OR is assigned to Ferguson Elementary School (elementary), rated A; Brixner Junior High School (middle), rated D-; Mazama High School (high), rated C+. All sit in Klamath County School District. Attendance boundaries change — confirm with the district before relying on an assignment.
How does 5912 Onyx Ave, Klamath Falls, OR compare to other homes in Klamath Falls 97603?
Among the 11,898 homes in Klamath Falls 97603, it is worth more than 59% of them ($331,640 against a typical $312,672), its price per square foot is higher than 18% of them ($180 against a typical $209), it is bigger than 77% of them (1,839 ft² against a typical 1,410 ft²), its lot is bigger than 53% of them (0.28 ac against a typical 0.27 ac) and it is newer than 29% of them (1962 against a typical 1974). Measured against all of Klamath County, it is worth more than 63% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.
What are the property taxes on 5912 Onyx Ave, Klamath Falls, OR?
The 2025 property tax bill for 5912 Onyx Ave, Klamath Falls, OR was $1,638. The county assessed it at $131,570.
More homes on Onyx Ave
- 3519 Onyx Ave$285K3 bd · 2 ba · 2,002 ft² · Sold $280K · Mar 2026
- 3630 Onyx Ave$254K2 bd · 1 ba · 1,088 ft² · Sold $247K · Jan 2026
- 3618 Onyx Ave$153K2 bd · 1 ba · 900 ft² · Sold $266K · Dec 2025
- 4720 Onyx Ave$331K4 bd · 1.5 ba · 1,722 ft² · Sold $326K · Oct 2025
- 4347 Onyx Ave$335K4 bd · 1.5 ba · 1,828 ft² · Sold $330K · Oct 2025
- 3635 Onyx Ave$158K3 bd · 924 ft² · Sold $30K · Aug 2025
- 3621 Onyx Ave$123K3 bd · 924 ft² · Sold $30K · Aug 2025
- 4750 Onyx Ave$344K3 bd · 1.5 ba · 1,387 ft² · Sold $337K · Jun 2025
- 4606 Onyx Ave$350K3 bd · 1.5 ba · 1,803 ft² · Sold $340K · Jan 2025
- 4715 Onyx Ave$321K3 bd · 1.5 ba · 1,729 ft² · Sold $310K · Oct 2024
- 5922 Onyx Ave$271K2 bd · 1 ba · 960 ft² · Sold $259K · Oct 2024
- 4511 Onyx Ave$268K3 bd · 2 ba · 1,182 ft² · Sold $187K · Dec 2023
Closest homes
- 5903 Denver Ave$345K117 ft · 3 bd · 2 ba · 1,928 ft² · Sold Sep 2008
- 5902 Onyx Ave$297K100 ft · 3 bd · 2 ba · 1,456 ft² · Sold $155K · Oct 2016
- 5922 Onyx Ave$271K100 ft · 2 bd · 1 ba · 960 ft² · Sold $259K · Oct 2024
- 3424 Oxbow St$265K139 ft · 3 bd · 2 ba · 1,274 ft²
- 5911 Onyx Ave$298K160 ft · 3 bd · 2 ba · 1,464 ft² · Sold $185K · Nov 2020
- 5867 Denver Ave$445K156 ft · 2 bd · 4 ba · 2,496 ft² · Sold Jan 1900
- 5901 Onyx Ave$273K198 ft · 3 bd · 2 ba · 1,340 ft² · Sold $215K · Feb 2021
- 3410 Oxbow St187 ft · 2 bd · 2 ba · 1,560 ft² · Sold $450K · Oct 2025
More homes in Klamath Falls 97603
- 1808 Summers Ln$175K2 bd · 1 ba · 824 ft² · Sold $175K · Sep 2026
- 5710 Pinnacle Pl$294K3 bd · 2 ba · 1,134 ft² · Sold $115K · Sep 2026
- 1827 Summers Ln$315K3 bd · 1 ba · 945 ft² · Sold $310K · Sep 2026
- 19223 N Poe Valley Rd3 bd · 2 ba · 1,440 ft² · Sold $380K · Sep 2026
- 5701 Bel Aire Dr$368K3 bd · 2 ba · 1,264 ft² · Sold $364K · Sep 2026
- 5463 Eastwood Dr$305K3 bd · 2 ba · 1,614 ft² · Sold $190K · Sep 2026
- 11453 Hill Rd3 bd · 4 ba · 1,431 ft² · Sold $430K · Sep 2026
- 5336 Knightwood Dr$330K3 bd · 2 ba · 1,376 ft² · Sold $330K · Sep 2026
- 5201 Laurelwood Dr$325K3 bd · 2 ba · 1,716 ft² · Sold $232K · Sep 2026
- 11849 Herr Ct$919K6 bd · 6 ba · 6,986 ft² · Sold $1.5M · Sep 2026
- 4647 Winter Ave3 bd · 2,522 ft² · Sold $6.8M · Sep 2026
- 11811 Falvey Rd3 bd · 2 ba · 1,969 ft² · Sold $585K · Sep 2026
Assigned schools
Explore the area
See this home in context
Open 5912 Onyx Ave on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.
Open in map