House Prices

Union Square Allston, MA House Prices & Home Values 2026


Average Data

average house price$901,196
average size per house1605 ft²
average price per ft²586 $ / ft²

05/23/2026 - The value range (VR) for house prices in Union Square Allston, MA is $556.7/ sqft to $615.3/ sqft. An average home with 1605 sqft costs approximately $931,925 to $1,030,022. Allston, MA includes 1 ZIP codes and it is located in Suffolk county. The lowest prices are found in ZIP 02134, while the highest are in ZIP 02134. The average price per sqare feet is $586. Our analysis is based on 14 property listings.

Avergage prices by ZIP codes Union Square Allston

02134613 $ / ft²




Historical development of home values in Union Square Allston

Year Estimated value (USD) Change vs. 2025
2010 $418,532 -53.6%
2011 $402,347 -55.4%
2012 $401,264 -55.5%
2013 $416,262 -53.8%
2014 $436,960 -51.5%
2015 $459,387 -49.0%
2016 $483,361 -46.4%
2017 $509,450 -43.5%
2018 $537,615 -40.3%
2019 $562,543 -37.6%
2020 $591,624 -34.4%
2021 $672,908 -25.3%
2022 $784,460 -13.0%
2023 $827,249 -8.2%
2024 $875,107 -2.9%
2025 $901,196 0.0%

Graph: estimated home values in Union Square Allston over time (USD)



Example: 100% financing house in Union Square Allston

Loan amount: $901,196

Interest rate: 6.26%

Fixed monthly payment: $5,553.51

Breakdown in the 1st month:
Interest portion: $4,699.74  –  Principal portion: $853.77

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $56,097.82 $10,544.29 $890,651.71
2 $55,418.70 $11,223.41 $879,428.31
3 $54,695.84 $11,946.27 $867,482.04
4 $53,926.42 $12,715.68 $854,766.36
5 $53,107.45 $13,534.66 $841,231.70
6 $52,235.73 $14,406.38 $826,825.32
7 $51,307.86 $15,334.24 $811,491.08
8 $50,320.24 $16,321.87 $795,169.21
9 $49,269.00 $17,373.10 $777,796.11
10 $48,150.06 $18,492.04 $759,304.06
11 $46,959.05 $19,683.05 $739,621.01
12 $45,691.33 $20,950.77 $718,670.24
13 $44,341.97 $22,300.14 $696,370.10
14 $42,905.69 $23,736.41 $672,633.70
15 $41,376.91 $25,265.19 $647,368.51
16 $39,749.67 $26,892.43 $620,476.07
17 $38,017.62 $28,624.48 $591,851.59
18 $36,174.02 $30,468.08 $561,383.51
19 $34,211.68 $32,430.43 $528,953.08
20 $32,122.95 $34,519.16 $494,433.93
21 $29,899.69 $36,742.42 $457,691.51
22 $27,533.24 $39,108.87 $418,582.64
23 $25,014.37 $41,627.73 $376,954.91
24 $22,333.27 $44,308.83 $332,646.08
25 $19,479.49 $47,162.61 $285,483.47
26 $16,441.91 $50,200.19 $235,283.28
27 $13,208.69 $53,433.41 $181,849.87
28 $9,767.23 $56,874.87 $124,975.00
29 $6,104.12 $60,537.98 $64,437.02
30 $2,205.08 $64,437.02 $0.00

Note: The calculation is based on a standard annuity mortgage with a fixed monthly payment over the entire term. Extra payments, interest rate changes, and additional purchase costs (e.g. taxes, notary fees) are not included.


How to sell in Union Square Allston, MA


1500 sqft3900 sqft
Ø selling price$1,109,325$2,359,836
Ø fast selling$1,008,477$2,123,852
Ø high price sale$1,210,173$2,595,820

In 2026, houses in Union Square Allston, MA will be offered at an average price of $586 per square foot. A 1,500 sqft home priced at $1,109,325 is 23.99% more expensive per square foot than a 3,900 sqft home priced at $2,359,836. Home prices in Union Square Allston, MA vary significantly depending on the property’s condition and exact location. For a quick sale, a 2,700 sqft home should be listed at around $1,633,733. Sellers who can wait longer may achieve a higher price of up to $1,996,784.

FAQ – Home Values in Union Square Allston

What is the median home value in Union Square Allston in 2026?

In 2026, the typical home value in Union Square Allston is about $901,196 for an average home size of 1605 square feet. This corresponds to an average price of roughly $586 per square foot.

What is the average cost per square foot in Union Square Allston?

In 2026, homes in Union Square Allston sell for an average of around $586 per square foot, with a typical range between $556.7 and $615.3 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in Union Square?

The average home size in Union Square Allston is about 1605 square feet, with an estimated 2026 value around $901,196.



Neighborhoods close to Union Square Allston, MA

Brighton Center Brighton, MA515 $ / ft²
Readville Hyde Park, MA370 $ / ft²
Davis Square Somerville, MA631 $ / ft²
Bellevue Hill West Roxbury, MA440 $ / ft²
Roslindale Village Roslindale, MA453 $ / ft²
Hyde Square Jamaica Plain, MA452 $ / ft²
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