Mobile HomeResidential
431 18TH AVE
SEASIDE, OR 97138
1
Beds
1
Baths
564 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1938
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
Tax & Assessment
Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,443 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$100,404 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$97,480
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$312,550
Property Facts
Property TypeThe broad category the county puts this property in, such as residential or commercial.Mobile Home
StyleThe architectural style of the home, such as ranch or colonial.Mobile Home
CountyCLATSOP
Lot (acres)The size of the land the home sits on, from county records.0.11
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck
Neighborhood · ZIP 97138These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.
CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.136
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.298
Index scale: 100 = US average (tick). Lower is better.
Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.67%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.11,382
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.33 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$63,096
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,187
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.135 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.48%
Owner Tools
Do you own this home?
Claim this homeData 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
431 18th 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.
- Smaller than 97% of homes in Clatsop County
- Has a smaller lot than 75% of homes in Clatsop County
- Older than 81% of homes in Seaside 97138
How it measures up in Seaside 97138
The dot is this home. The mark in the middle is the typical home in Seaside 97138.
Living area564 ft²
SmallerTypical 1,404 ft²Bigger
Bigger than 4% of homes nearby
Lot size0.11 ac
SmallerTypical 0.22 acBigger
Bigger than 32% of homes nearby
Year built1938
OlderTypical 1976Newer
Newer than 19% of homes nearby
| Measure | This home | Seaside 97138 | Clatsop County |
|---|---|---|---|
| Living areabigger than | 564 ft² | 4% of homes | 3% of homes |
| Lot sizebigger than | 0.11 ac | 32% of homes | 25% of homes |
| Year builtnewer than | 1938 | 19% of homes | 22% of homes |
About 431 18th Ave
When did 431 18th Ave, Seaside, OR last sell?
431 18th Ave, Seaside, OR last sold on Jan 1, 1900, according to the county's recorded deed.
How big is 431 18th Ave, Seaside, OR?
431 18th Ave, Seaside, OR has 1 bedrooms, 1 bathrooms, 564 square feet of living space and a 0.11-acre lot.
When was 431 18th Ave, Seaside, OR built?
431 18th Ave, Seaside, OR was built in 1938, making it 88 years old. It is a mobile home home. The building has 1 story.
How does 431 18th Ave, Seaside, OR compare to other homes in Seaside 97138?
Among the 7,391 homes in Seaside 97138, it is bigger than 4% of them (564 ft² against a typical 1,404 ft²), its lot is bigger than 32% of them (0.11 ac against a typical 0.22 ac) and it is newer than 19% of them (1938 against a typical 1976). These shares are recounted nightly from the full county assessor record for each area, not from active listings.
What are the property taxes on 431 18th Ave, Seaside, OR?
The 2025 property tax bill for 431 18th Ave, Seaside, OR was $1,443. The county assessed it at $100,404.
More homes on 18th Ave
- 390 18th Ave$1.1M3 bd · 4 ba · 3,204 ft² · Sold Sep 2024
- 335 18th Ave$762K3 bd · 3 ba · 1,884 ft² · Sold $480K · Jul 2020
- 211 18th Ave$530K5 bd · 1 ba · 1,144 ft² · Sold $164K · Apr 2016
- 223 18th Ave4 bd · 1.5 ba · 838 ft² · Sold Mar 2013
- 385 18th Ave$735K3 bd · 2 ba · 2,331 ft² · Sold $280K · Dec 2011
- 395 18th Ave$756K4 bd · 4 ba · 2,602 ft² · Sold $489K · Sep 2010
- 202 18th Ave$538K4 bd · 2 ba · 1,220 ft² · Sold $398K · Oct 2009
- 421 18th Ave$408K1 bd · 1 ba · 430 ft² · Sold $196K · Aug 2005
- 431 18th Ave3 bd · 2 ba · 950 ft² · Sold Jan 1900
- 320 18th Ave$610K3 bd · 1 ba · 1,822 ft²
- 250 18th Ave$639K4 bd · 2 ba · 2,072 ft²
- 431 18th Ave1 bd · 1 ba · 564 ft²
Closest homes
- 431 18th Ave0 ft · 1 bd · 1 ba · 564 ft²
- 431 18th Ave0 ft · 3 bd · 2 ba · 950 ft² · Sold Jan 1900
- 416 17th Ave$741K100 ft · 4 bd · 3 ba · 1,966 ft² · Sold $715K · Jun 2022
- 421 18th Ave$408K79 ft · 1 bd · 1 ba · 430 ft² · Sold $196K · Aug 2005
- 1765 N Franklin St$829K79 ft · 3 bd · 3 ba · 1,786 ft² · Sold $330K · Mar 2014
- 1711 N Franklin St$746K106 ft · 3 bd · 3 ba · 2,348 ft² · Sold Sep 2015
- 1705 N Franklin St$828K146 ft · 4 bd · 3 ba · 2,406 ft² · Sold Aug 2025
- 410 18th Ave$832K168 ft · 5 bd · 3 ba · 2,104 ft²
More homes in Seaside 97138
- 34289 Wapiti Ln$535K4 bd · 3 ba · 2,553 ft² · Sold $400K · Oct 2026
- 205 13th St$499K2 bd · 2 ba · 2,140 ft² · Sold $537K · Oct 2026
- 5190 N Fairway Dr$1.6M3 bd · 2.5 ba · 2,856 ft² · Sold $1.6M · Oct 2026
- 311 10th Ave$667K4 bd · 2 ba · 1,680 ft² · Sold $484K · Oct 2026
- 2537 Pine Ridge Dr$1.1M3 bd · 2.5 ba · 2,985 ft² · Sold $1.1M · Oct 2026
- 4755 Drummond Dr$1.2M1 bd · 4 ba · 2,355 ft² · Sold $1.2M · Oct 2026
- 950 S Edgewood St4 bd · 4 ba · 1,992 ft² · Sold $449K · Oct 2026
- 205 13th St$537K2 bd · 2 ba · 2,140 ft² · Sold $549K · Oct 2026
- 790 17th Ave$650K4 bd · 2 ba · 2,887 ft² · Sold $640K · Oct 2026
- 2390 S Edgewood St$725K4 bd · 1.5 ba · 1,773 ft² · Sold $705K · Oct 2026
- 821 14th Ave$589K3 bd · 1.5 ba · 2,160 ft² · Sold $592K · Oct 2026
- 967 N Cottage Ave$860K2 bd · 2 ba · 1,503 ft² · Sold $846K · Oct 2026
Explore the area
See this home in context
Open 431 18th 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