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CondominiumResidential

515 Tamarack Dr

UNION CITY, CA 94587
1.55 ac
Lot SizeThe size of the land the home sits on, from county records.
1977
Year BuiltThe year the home was originally built, according to county records.
Built 19727 units1,072–1,072 ft²
$4.1M
All units combinedThe sum of our current value estimates for every unit in the building — roughly what the whole building's homes are worth together.
$580K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$541
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

-22.8%vs the Union City ZIP median sale $/ft² ($700)

Sales Performance

$555K
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
—
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
1
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
14.3%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+5.9%per yeartypical hold 5.8 yrsfrom 13 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
19881990199319992000200420112026
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
19881990199319992000200420112026

21 arms-length sales on record for this building.

Unit Mix & Floor PlansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.

2 bed
7 units
Recurring floor plansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
2 bd · 1.5 ba · 1,072 ft²
6 units
One-off layouts
1 unit

Value DistributionHow the building's units spread across value ranges by our current estimates. A wide spread usually means big differences in size, floor or view.

$555K–$560K
2 units
$571K–$571K
1 unit
$580K–$580K
1 unit
$593K–$593K
1 unit
$600K–$600K
1 unit
$608K–$608K
1 unit

Ownership & Financing

Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.71%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.0%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.15.4 yrs
Cash purchases (5 yrs)The share of purchases in the last 5 years with no mortgage recorded. High cash share is common in second-home and investor buildings.0%
Avg. loan-to-valueAverage current loan balance against unit value across the building. Low numbers mean owners hold lots of equity — a sign of financial stability.30%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$597,513
Median tax billThe middle annual property tax bill among the building's units.$5,948
Pre-foreclosure noticesUnits with an active pre-foreclosure or foreclosure notice on file.0

Recent SalesThe latest recorded arms-length sales in the building, newest first.

Unit 15Jul 9, 2026$555,000Unit 18Feb 26, 2013$260,000Unit 16Apr 29, 2011$145,000Unit 15Feb 28, 2007$164,000Unit 19Dec 8, 2004$345,000Unit 19Aug 3, 2004$295,000Unit 17Jun 3, 2004$310,000Unit 20Apr 30, 2004$290,000Unit 16Jun 3, 2002$266,500Unit 19Sep 7, 2000$209,000

Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountyALAMEDA
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood 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
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
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
Hillview Crest Elementary SchoolB-
Elementary · Grades KG–5 · 0.8 mi
H
James Logan High SchoolA-
High · Grades 9–12 · 1.3 mi
M
Cesar Chavez Middle SchoolC-
Middle · Grades 6–8 · 1.9 mi

District: New Haven Unified School District

Neighborhood · ZIP 94587These 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.43
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.552

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.66,162
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,241 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$129,537
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$155,780
Average tempThe average temperature here across a full year.58°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.78%

All UnitsEvery property record the county has at this street address, such as the units in a condo building. Prices shown are our estimates, not asking prices.

515 Tamarack Dr # 14
2 bd · 1.5 ba · 1,072 ft²
$580K
515 Tamarack Dr
2 bd · 1.5 ba · 1,072 ft²
$555K
515 Tamarack Dr # 16
2 bd · 2.5 ba · 1,072 ft²
$608K
515 Tamarack Dr # 17
2 bd · 1.5 ba · 1,072 ft²
$571K
515 Tamarack Dr # 18
2 bd · 1.5 ba · 1,072 ft²
$593K
515 Tamarack Dr # 19
2 bd · 1.5 ba · 1,072 ft²
$560K
515 Tamarack Dr # 20
2 bd · 1.5 ba · 1,072 ft²
$600K

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

About 515 Tamarack Dr

How many units are in 515 Tamarack Dr, Union City, CA?

515 Tamarack Dr, Union City, CA has 7 residential units across built in 1972, according to county assessor records.

What is a unit at 515 Tamarack Dr, Union City, CA worth?

The median TopHap Estimate across the 7 units at 515 Tamarack Dr, Union City, CA is $579,557. That works out to $541 per square foot. Units run from 1,072 to 1,072 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 515 Tamarack Dr, Union City, CA expensive for Union City?

Units at 515 Tamarack Dr, Union City, CA carry a median of $541 per square foot, 23% below the Union City median of $700 per square foot.

How often do units sell at 515 Tamarack Dr, Union City, CA?

1 units at 515 Tamarack Dr, Union City, CA sold in the last 12 months, out of 21 recorded arms-length sales all time. That is a turnover rate of 14.3% of the building per year. The median sale over that period was $555K.

Have units at 515 Tamarack Dr, Union City, CA appreciated?

Across 13 repeat sales of the same unit, 515 Tamarack Dr, Union City, CA returned a median 5.9% per year. Because each pair is the same unit bought and sold, the figure is not distorted by which units traded. The median owner held for 5.8 years.

What floor plans does 515 Tamarack Dr, Union City, CA have?

The most common plan at 515 Tamarack Dr, Union City, CA is a 2-bedroom of 1,072 square feet, repeated 6 times, with a median estimate of $575,049. TopHap identifies 1 recurring plans in the building.

More homes on Tamarack Dr

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Assigned schools

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