Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$620,706
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 Sep 24, 2026
Last sold for $570,360 on May 1, 2025

277 N UNION ST

STAR, ID 83669
0
Baths
0.88 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$621K
$579K low$662K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$570,360 · May 1, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,093 (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.$473,600 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$437,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$473,600

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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.Mobile Home
CountyADA
Lot (acres)The size of the land the home sits on, from county records.0.88
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(11)

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.

E
Star Elementary SchoolA-
Elementary · Grades PK–5 · 0.3 mi
M
Star Middle SchoolA+
Middle · Grades 6–8 · 1.6 mi
H
Owyhee High SchoolA-
High · Grades 9–12 · 4.0 mi

District: West Ada School District

Neighborhood · ZIP 83669These 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.75
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.116
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.67

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.14,487
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.688 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$93,149
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$113,030
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.12 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.64%

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

277 N Union St 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.

  • Has a bigger lot than 94% of homes in Ada County

What homes are worth in Star 83669

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

This home
$365K$1.6M

This home is worth more than 55% of homes in Star 83669.

How it measures up in Star 83669

The dot is this home. The mark in the middle is the typical home in Star 83669.

Estimated value$620,706
CheaperTypical $598,739Pricier

Pricier than 55% of homes nearby

Lot size0.88 ac
SmallerTypical 0.2 acBigger

Bigger than 89% of homes nearby

How 277 N Union St ranks against every home in each area.
MeasureThis homeStar 83669Ada County
Estimated valuepricier than$620,70655% of homes64% of homes
Lot sizebigger than0.88 ac89% of homes94% of homes

About 277 N Union St

How much is 277 N Union St, Star, ID worth?

The TopHap Estimate for 277 N Union St, Star, ID is $620,706 as of Sep 24, 2026. The likely range is $578,998 to $662,414. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 277 N Union St, Star, ID last sell?

277 N Union St, Star, ID last sold on May 1, 2025 for $570,360, according to the county's recorded deed.

What schools serve 277 N Union St, Star, ID?

277 N Union St, Star, ID is assigned to Star Elementary School (elementary), rated A-; Star Middle School (middle), rated A+; Owyhee High School (high), rated A-. All sit in West Ada School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 277 N Union St, Star, ID compare to other homes in Star 83669?

Among the 9,379 homes in Star 83669, it is worth more than 55% of them ($620,706 against a typical $598,739) and its lot is bigger than 89% of them (0.88 ac against a typical 0.2 ac). Measured against all of Ada County, it is worth more than 64% 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 277 N Union St, Star, ID?

The 2025 property tax bill for 277 N Union St, Star, ID was $1,093. The county assessed it at $473,600.

More homes on N Union St

Closest homes

More homes in Star 83669

Assigned schools

Explore the area

See this home in context

Open 277 N Union St 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