Skip to content
Skip to content
TopHapOpen in map
CondominiumResidential

2124 DECOTO RD

UNION CITY, CA 94587
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1972
Year BuiltThe year the home was originally built, according to county records.
Built 19723 units810–903 ft²
$1.3M
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.
$444K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$493
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

-30.4%vs the Union City ZIP median sale $/ft² ($708)

Sales Performance

—
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.
0
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
0.0%
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.
+2.5%per yeartypical hold 6.0 yrsfrom 5 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
19881995199920002002200620082014
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
19881995199920002002200620082014

8 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
3 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 ba · 903 ft²
2 units
One-off layouts
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.67%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.67%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.23.9 yrs
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.43%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$534,000
Median tax billThe middle annual property tax bill among the building's units.$4,749
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 1Aug 1, 2014$235,000Unit 1Jul 18, 2008$203,000Unit 1Dec 13, 2006$330,000Unit 3Dec 27, 2002$220,000Unit 1Mar 9, 2000$142,000Unit 2Oct 1, 1999$121,000Unit 1Sep 28, 1995$78,000Unit 1Jun 17, 1988$74,000

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

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,148 (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.$107,589 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$83,127
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$24,462
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$105,479
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$689,400

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.16 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.Condominium
CountyALAMEDA
Lot (acres)The size of the land the home sits on, from county records.0.19
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(7)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(1)

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

H
James Logan High SchoolB+
High · Grades 9–12 · 0.4 mi
E
Guy Emanuele Elementary SchoolB-
Elementary · Grades KG–5 · 1.1 mi
M
Cesar Chavez Middle SchoolC-
Middle · Grades 6–8 · 1.5 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.

2124 Decoto Rd
2 bd · 1 ba · 798 ft²
$439K
2124 Decoto Rd
2 bd · 1 ba · 810 ft²
$444K
2124 Decoto Rd
2 bd · 1 ba · 903 ft²
$398K
2124 Decoto Rd # 3
2 bd · 1 ba · 903 ft²
$445K

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

About 2124 Decoto Rd

How many units are in 2124 Decoto Rd, Union City, CA?

2124 Decoto Rd, Union City, CA has 3 residential units across built in 1972, according to county assessor records.

What is a unit at 2124 Decoto Rd, Union City, CA worth?

The median TopHap Estimate across the 3 units at 2124 Decoto Rd, Union City, CA is $444,032. That works out to $493 per square foot. Units run from 810 to 903 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 2124 Decoto Rd, Union City, CA expensive for Union City?

Units at 2124 Decoto Rd, Union City, CA carry a median of $493 per square foot, 30% below the Union City median of $708 per square foot.

How often do units sell at 2124 Decoto Rd, Union City, CA?

0 units at 2124 Decoto Rd, Union City, CA sold in the last 12 months, out of 8 recorded arms-length sales all time. That is a turnover rate of 0.0% of the building per year.

Have units at 2124 Decoto Rd, Union City, CA appreciated?

Across 5 repeat sales of the same unit, 2124 Decoto Rd, Union City, CA returned a median 2.5% 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 6.0 years.

What floor plans does 2124 Decoto Rd, Union City, CA have?

The most common plan at 2124 Decoto Rd, Union City, CA is a 2-bedroom of 903 square feet, repeated 2 times, with a median estimate of $421,340. TopHap identifies 1 recurring plans in the building.

More homes on Decoto Rd

Closest homes

More homes in Union City 94587

Assigned schools

Explore the area

See this home in context

Open 2124 Decoto 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