Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$188,092$140 / 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 92How 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

16802 ENDICOTT RD

DIAMOND, WA 99111
3
Beds
1
Baths
1,342 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.
48 ac
Lot SizeThe size of the land the home sits on, from county records.
1906
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
13
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$188K
$174K low$202K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$941 (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.$86,491 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$50,303
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$36,188
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$83,228
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$135,813

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.40
21
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
69
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
45
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
34
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
31
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.18 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%

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
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyWHITMAN
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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
Endicott Elementary and ESJ Middle SchoolB-
Elementary · Grades PK–8 · 2.1 mi
H
St. John / Endicott High School
High · Grades 9–12 · 11.3 mi

District: St. John School District

Neighborhood · ZIP 99111These 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.113
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.110
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.60

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.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.9%
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.4,849
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.16 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$64,333
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$79,187
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.19 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

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

16802 Endicott Rd 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 85% of homes in Colfax 99111
  • Costs less per square foot than 74% of homes in Whitman County
  • Smaller than 75% of homes in Colfax 99111
  • Has a bigger lot than 94% of homes in Colfax 99111
  • Older than 87% of homes in Whitman County

What homes are worth in Colfax 99111

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

This home
$115K$597K

This home is worth more than 15% of homes in Colfax 99111.

How it measures up in Colfax 99111

The dot is this home. The mark in the middle is the typical home in Colfax 99111.

Estimated value$188,092
CheaperTypical $286,923Pricier

Pricier than 15% of homes nearby

Price per ft²$140
CheaperTypical $154Pricier

Pricier than 38% of homes nearby

Living area1,342 ft²
SmallerTypical 1,913 ft²Bigger

Bigger than 25% of homes nearby

Lot size48 ac
SmallerTypical 0.21 acBigger

Bigger than 94% of homes nearby

Year built1906
OlderTypical 1941Newer

Newer than 25% of homes nearby

How 16802 Endicott Rd ranks against every home in each area.
MeasureThis homeColfax 99111Whitman County
Estimated valuepricier than$188,09215% of homes22% of homes
Price per ft²pricier than$14038% of homes26% of homes
Living areabigger than1,342 ft²25% of homes26% of homes
Lot sizebigger than48 ac94% of homes94% of homes
Year builtnewer than190625% of homes13% of homes

About 16802 Endicott Rd

How much is 16802 Endicott Rd, Diamond, WA worth?

The TopHap Estimate for 16802 Endicott Rd, Diamond, WA is $188,092 as of Aug 30, 2026. The likely range is $173,882 to $202,302. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 16802 Endicott Rd, Diamond, WA last sell?

16802 Endicott Rd, Diamond, WA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 16802 Endicott Rd, Diamond, WA?

16802 Endicott Rd, Diamond, WA has 3 bedrooms, 1 bathrooms and 1,342 square feet of living space.

When was 16802 Endicott Rd, Diamond, WA built?

16802 Endicott Rd, Diamond, WA was built in 1906, making it 120 years old. It is a conventional home. The building has 1 story.

What schools serve 16802 Endicott Rd, Diamond, WA?

16802 Endicott Rd, Diamond, WA is assigned to Endicott Elementary and ESJ Middle School (elementary), rated B-; St. John / Endicott High School (high). All sit in St. John School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 16802 Endicott Rd, Diamond, WA compare to other homes in Colfax 99111?

Among the 1,803 homes in Colfax 99111, it is worth more than 15% of them ($188,092 against a typical $286,923), its price per square foot is higher than 38% of them ($140 against a typical $154), it is bigger than 25% of them (1,342 ft² against a typical 1,913 ft²), its lot is bigger than 94% of them (48 ac against a typical 0.21 ac) and it is newer than 25% of them (1906 against a typical 1941). Measured against all of Whitman County, it is worth more than 22% 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 16802 Endicott Rd, Diamond, WA?

The 2026 property tax bill for 16802 Endicott Rd, Diamond, WA was $941. The county assessed it at $86,491.

More homes on Endicott Rd

Closest homes

More homes in Diamond 99111

Assigned schools

Explore the area

See this home in context

Open 16802 Endicott Rd 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