Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$301,446$203 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $201,000 on Sep 1, 2017

8643 S RIVER DR

PALMER, AK 99645
0
Baths
1,488 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.
0.46 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$301K
$282K low$321K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$201,000 · Sep 1, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,239 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$243,100 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$241,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$95,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$243,100

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.0
0
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
0
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
0
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
0
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
0
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMATANUSKA-SUSITNA
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1991
Lot (acres)The size of the land the home sits on, from county records.0.46
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Oil
PoolWhether the property has a pool, and what kind, such as in-ground.No

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Butte Elementary SchoolB-
Elementary · Grades KG–5 · 5.2 mi
M
Palmer Jr. Middle SchoolB+
Middle · Grades 6–8 · 7.3 mi
H
Palmer High SchoolC
High · Grades 9–12 · 8.1 mi

District: Matanuska-Susitna Borough School District

Neighborhood · ZIP 99645These 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.97
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.62
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.0

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.33,142
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.54 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$95,220
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$120,741
Average tempThe average temperature here across a full year.32°F
Annual precipHow much rain and melted snow falls here in a typical year.17 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.42%

Owner Tools

Do you own this home?
Claim this home

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

8643 S River Dr 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.

  • Worth less than 84% of homes in Palmer 99645
  • Costs less per square foot than 83% of homes in Palmer 99645
  • Smaller than 65% of homes in Palmer 99645
  • Has a smaller lot than 87% of homes in Matanuska-Susitna Borough County
  • Older than 71% of homes in Matanuska-Susitna Borough County

What homes are worth in Palmer 99645

Each bar is how many homes fall in that price range. The marker is this home.

This home
$167K$936K

This home is worth more than 16% of homes in Palmer 99645.

How it measures up in Palmer 99645

The dot is this home. The mark in the middle is the typical home in Palmer 99645.

Estimated value$301,446
CheaperTypical $426,288Pricier

Pricier than 16% of homes nearby

Price per ft²$203
CheaperTypical $253Pricier

Pricier than 17% of homes nearby

Living area1,488 ft²
SmallerTypical 1,768 ft²Bigger

Bigger than 35% of homes nearby

Lot size0.46 ac
SmallerTypical 1.03 acBigger

Bigger than 22% of homes nearby

Year built1984
OlderTypical 2000Newer

Newer than 30% of homes nearby

How 8643 S River Dr ranks against every home in each area.
MeasureThis homePalmer 99645Matanuska-Susitna Borough County
Estimated valuepricier than$301,44616% of homes40% of homes
Price per ft²pricier than$20317% of homes19% of homes
Living areabigger than1,488 ft²35% of homes46% of homes
Lot sizebigger than0.46 ac22% of homes13% of homes
Year builtnewer than198430% of homes29% of homes

About 8643 S River Dr

How much is 8643 S River Dr, Palmer, AK worth?

The TopHap Estimate for 8643 S River Dr, Palmer, AK is $301,446 as of Aug 30, 2026. The likely range is $281,605 to $321,287. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 8643 S River Dr, Palmer, AK last sell?

8643 S River Dr, Palmer, AK last sold on Sep 1, 2017 for $201,000, according to the county's recorded deed.

How big is 8643 S River Dr, Palmer, AK?

8643 S River Dr, Palmer, AK has 1,488 square feet of living space and a 0.46-acre lot.

When was 8643 S River Dr, Palmer, AK built?

8643 S River Dr, Palmer, AK was built in 1984, making it 42 years old. The building has 2 stories.

What schools serve 8643 S River Dr, Palmer, AK?

8643 S River Dr, Palmer, AK is assigned to Butte Elementary School (elementary), rated B-; Palmer Jr. Middle School (middle), rated B+; Palmer High School (high), rated C. All sit in Matanuska-Susitna Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 8643 S River Dr, Palmer, AK compare to other homes in Palmer 99645?

Among the 12,925 homes in Palmer 99645, it is worth more than 16% of them ($301,446 against a typical $426,288), its price per square foot is higher than 17% of them ($203 against a typical $253), it is bigger than 35% of them (1,488 ft² against a typical 1,768 ft²), its lot is bigger than 22% of them (0.46 ac against a typical 1.03 ac) and it is newer than 30% of them (1984 against a typical 2000). Measured against all of Matanuska-Susitna Borough County, it is worth more than 40% 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 8643 S River Dr, Palmer, AK?

The 2026 property tax bill for 8643 S River Dr, Palmer, AK was $3,239. The county assessed it at $243,100.

More homes on S River Dr

Closest homes

More homes in Palmer 99645

Assigned schools

Explore the area

See this home in context

Open 8643 S River Dr 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
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map