Property Prices in Castle Hill/Unionport, Bronx (10473)

Analysis of recent property sales — NYC Department of Finance data, all 5 boroughs

Last updated: 03/13/2026
$688,250
Median Price
$1,449,741
Average Price
568
Transactions
$346
Avg. Price / Sq Ft

Average Property Price in Castle Hill/Unionport

The average property price in Castle Hill/Unionport, Bronx (10473) is $1,449,741, based on 568 transactions recorded by the NYC Department of Finance. The median price is $688,250, giving a price range from $15,000 to $60,000,000.

The average price per square foot is $346.

Transaction Volume (Last 12 Months)

25-01 25-04 25-07 25-10

Recent Sales

Date Price Type Address Sq Ft $/Sq Ft
2025-12-22 $700,000 1-Family 349 Newman Avenue 1,845 $379
2025-12-22 $700,000 Other 347 Newman Avenue — —
2025-12-17 $365,000 Elevator Apt 875 Morrison Avenue, 8K — —
2025-12-17 $8,300,000 Other 935 Bronx River Avenue 34,888 $238
2025-12-12 $625,000 1-Family 2261 Story Ave 1,650 $379
2025-12-12 $740,500 2-Family 317 Torry Avenue 1,902 $389
2025-12-10 $440,000 Condo 109 Neptune Lane, 5 — —
2025-12-10 $90,000 Other 557 Garage Taylor Avenue — —

NYC Transfer Tax Calculator for 10473

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NYC Transfer Tax
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NYS Transfer Tax
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Mansion Tax
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Total Transfer Taxes
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Effective Rate

NYC RPTT: 1% (≤$500K) or 1.425% (>$500K). NYS: 0.4%. Mansion Tax: 1% (≥$1M). Does not include mortgage recording tax.

Estimated Rental Yield in Castle Hill/Unionport

3.1%
Estimated Gross Rental Yield
Based on median price of $688,250 and average Bronx monthly rent of $1,800/month ($21,600/year).
Source: NYC rental market averages. Actual yields vary by property type and condition.
View all 568 comparable sales →

Nearby ZIP Codes in Bronx

10451
Bronx-Unknown 10452
Bronx-Unknown 10453
Fordham 10454
Mott Haven/Port Morris 10455
Melrose/Concourse 10456
Bathgate

Frequently Asked Questions

What is the average property price in 10473?
The average property price in Castle Hill/Unionport, Bronx (10473) is $1,449,741, with a median price of $688,250. This is based on 568 recent transactions recorded by the NYC Department of Finance.
How many properties were sold in 10473?
There have been 568 property transactions recorded in Castle Hill/Unionport, Bronx (10473) in the most recent data period, according to NYC Department of Finance records.
What are the transfer taxes when buying property in NYC?
When buying property in NYC, you may owe: NYC Real Property Transfer Tax (1% for sales ≤$500K, 1.425% for sales >$500K), New York State Transfer Tax (0.4%), and Mansion Tax (1% for sales ≥$1M, with higher brackets above $2M). Use the calculator above for an estimate.
What is the rental yield in 10473?
The estimated gross rental yield in Castle Hill/Unionport, Bronx (10473) is 3.1%, calculated from a median property price of $688,250 and average Bronx rents of $1,800/month.