Cooperative Building (Residential)Residential
400 RIVERSIDE DR
NEW YORK, NY 10025
0.34 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
6
StoriesHow many floors the home has above ground.
Built 192055 units78,701–78,701 ft²
$63M
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.
$1.2M
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$15
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.
-98.2%vs the New York ZIP median sale $/ft² ($836)
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.
+1.4%per yeartypical hold 6.2 yrsfrom 11 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
20052007201120132016201820232025
28 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.
Studio
55 units$1.2M · $15/ft²
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.
Studio · 0 ba · 78,701 ft²
5 units$1.2M · $15/ft²
One-off layouts
50 units
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.
$425K–$664K
5 units
$744K–$929K
6 units
$1.2M–$1.2M
3 units
$1.2M–$1.4M
29 units
$1.5M–$1.7M
3 units
$1.7M–$1.9M
3 units
$2.1M–$2.1M
2 units
$2.5M–$2.5M
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.93%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.9%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.3.1 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.100%
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.0%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$1,097,339
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.
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.$587,069 (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.$4,728,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$675,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$4,053,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$4,658,670
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$11,872,000
Property Facts
Property TypeThe broad category the county puts this property in, such as residential or commercial.Cooperative Building (Residential)
CountyNew York
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.1988
Lot (acres)The size of the land the home sits on, from county records.0.34
HeatingThe type of heating system in the home.None
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.
District: New York City Geographic School District 03
Neighborhood · ZIP 10025These 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.89
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.118
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.115
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.91%
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.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.92,687
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.88,204 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$116,079
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$169,423
Average tempThe average temperature here across a full year.54°F
Annual precipHow much rain and melted snow falls here in a typical year.48 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%
Ownership
Company ownedWhether the owner is a company or trust rather than a person.Yes
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.
400 Riverside Dr
78,701 ft²
400 Riverside Dr
78,701 ft²
400 Riverside Dr Apt A
400 Riverside Dr Apt Ab
400 Riverside Dr Apt Ac
400 Riverside Dr Apt Ad
400 Riverside Dr # Aj
400 Riverside Dr Apt K
400 Riverside Dr # O
400 Riverside Dr Apt 1a
400 Riverside Dr Apt 1b
400 Riverside Dr Apt 1c
400 Riverside Dr Apt 1d
400 Riverside Dr Apt 1e
400 Riverside Dr Apt 1f
400 Riverside Dr Apt 1g
400 Riverside Dr Apt 1h
400 Riverside Dr Apt 2a
400 Riverside Dr Apt 2b
400 Riverside Dr Apt 2c
400 Riverside Dr # 2d
78,701 ft²
400 Riverside Dr Apt 2e
400 Riverside Dr Apt 2f
400 Riverside Dr Apt 2g
400 Riverside Dr # 2h
78,701 ft²
400 Riverside Dr Apt 3a
400 Riverside Dr Apt 3b
400 Riverside Dr Apt 3c
400 Riverside Dr Apt 3d
400 Riverside Dr Apt 3e
400 Riverside Dr Apt 3f
400 Riverside Dr Apt 3g
400 Riverside Dr Apt 3h
400 Riverside Dr Apt 4a
400 Riverside Dr Apt 4b
400 Riverside Dr Apt 4c
400 Riverside Dr Apt 4d
400 Riverside Dr Apt 4e
400 Riverside Dr # 4f
78,701 ft²
400 Riverside Dr Apt 4g
400 Riverside Dr Apt 4h
400 Riverside Dr Apt 5a
400 Riverside Dr # 5b
78,701 ft²
400 Riverside Dr Apt 5c
400 Riverside Dr Apt 5d
400 Riverside Dr Apt 5e
400 Riverside Dr Apt 5f
400 Riverside Dr Apt 5g
400 Riverside Dr Apt 5h
400 Riverside Dr Apt 6a
400 Riverside Dr Apt 6b
400 Riverside Dr Apt 6c
400 Riverside Dr Apt 6d
400 Riverside Dr Apt 6e
400 Riverside Dr Apt 6f
400 Riverside Dr Apt 6g
400 Riverside Dr # 6h
78,701 ft²
Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.
About 400 Riverside Dr
How many units are in 400 Riverside Dr, New York, NY?
400 Riverside Dr, New York, NY has 55 residential units across built in 1920, according to county assessor records.
What is a unit at 400 Riverside Dr, New York, NY worth?
The median TopHap Estimate across the 55 units at 400 Riverside Dr, New York, NY is $1,202,850. That works out to $15 per square foot. Units run from 78,701 to 78,701 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.
Is 400 Riverside Dr, New York, NY expensive for New York?
Units at 400 Riverside Dr, New York, NY carry a median of $15 per square foot, 98% below the New York median of $836 per square foot.
How often do units sell at 400 Riverside Dr, New York, NY?
0 units at 400 Riverside Dr, New York, NY sold in the last 12 months, out of 28 recorded arms-length sales all time. That is a turnover rate of 0.0% of the building per year.
Have units at 400 Riverside Dr, New York, NY appreciated?
Across 11 repeat sales of the same unit, 400 Riverside Dr, New York, NY returned a median 1.4% 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 6.2 years.
What floor plans does 400 Riverside Dr, New York, NY have?
The most common plan at 400 Riverside Dr, New York, NY is a 0-bedroom of 78,701 square feet, repeated 5 times, with a median estimate of $1,202,850. TopHap identifies 1 recurring plans in the building.
Closest homes
- 400 Riverside Dr Apt A$664K0 ft · Cooperative · Sold $635K · Sep 2021
- 400 Riverside Dr Apt 5e$750K0 ft · Cooperative · Sold $720K · Dec 2017
- 400 Riverside Dr Apt 4b$1.9M0 ft · Cooperative
- 400 Riverside Dr Apt 1f$821K0 ft · Cooperative · Sold $795K · Jan 2020
- 400 Riverside Dr$434K0 ft · 78,701 ft² · Sold $435K · Apr 2025
- 400 Riverside Dr Apt 6a$1.2M0 ft · Cooperative
- 400 Riverside Dr Apt 2e$1.2M0 ft · Cooperative
- 400 Riverside Dr Apt 2c$1.2M0 ft · Cooperative
More homes in New York 10025
- 55 W 95th St$855K61,605 ft² · Sold $860K · Aug 2026
- 212 W 93rd St$4M2,122 ft² · Sold $3.5M · Aug 2026
- 251 W 98th St$1.7M1,230 ft² · Sold $1.8M · Aug 2026
- 67 W 107th St$595K532 ft² · Sold $585K · Aug 2026
- 885 W End Ave$1.9M97,857 ft² · Sold $2.6M · Aug 2026
- 645 W End Ave$2.3M136,062 ft² · Sold Aug 2026
- 317 W 95th St$970K634 ft² · Sold $723K · Aug 2026
- 209 W 104th St$581K450 ft² · Sold Aug 2026
- 504 W 110th St$700K680 ft² · Sold $675K · Aug 2026
- 825 W End Ave$1.3M1,077 ft² · Sold $984K · Aug 2026
- 455 Central Park W$3.2M4,223 ft² · Sold $3.2M · Aug 2026
- 100 W 94th St$1.3M199,526 ft² · Sold $1.1M · Aug 2026
Assigned schools
Explore the area
See this home in context
Open 400 Riverside 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