House Prices

Union Square San Francisco, CA House Prices & Home Values 2026


Average Data

average house price$1,405,658
average size per house1080 ft²
average price per ft²1204 $ / ft²

04/04/2026 - The value range (VR) for house prices in Union Square San Francisco, CA is $1135/ sqft to $1379/ sqft. An average home with 1080 sqft costs approximately $1,132,640 to $1,376,132. San Francisco, CA includes 2 ZIP codes and it is located in San Francisco county. The lowest prices are found in ZIP 94102, while the highest are in ZIP 94108. The average price per sqare feet is $1204. Our analysis is based on 36 property listings.

Avergage prices by ZIP codes Union Square San Francisco

941021135 $ / ft²
941081379 $ / ft²




Historical development of home values in Union Square San Francisco

Year Estimated value (USD) Change vs. 2025
2010 $652,813 -53.6%
2011 $627,569 -55.4%
2012 $625,879 -55.5%
2013 $649,273 -53.8%
2014 $681,557 -51.5%
2015 $716,537 -49.0%
2016 $753,931 -46.4%
2017 $794,624 -43.5%
2018 $838,555 -40.3%
2019 $877,437 -37.6%
2020 $922,797 -34.4%
2021 $1,049,582 -25.3%
2022 $1,223,577 -13.0%
2023 $1,290,318 -8.2%
2024 $1,364,965 -2.9%
2025 $1,405,658 0.0%

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



Example: 100% financing house in Union Square San Francisco

Loan amount: $1,405,658

Interest rate: 5.54%

Fixed monthly payment: $8,020.02

Breakdown in the 1st month:
Interest portion: $6,494.14  –  Principal portion: $1,525.88

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $77,457.17 $18,783.07 $1,386,874.93
2 $76,388.96 $19,851.27 $1,367,023.66
3 $75,260.01 $20,980.23 $1,346,043.43
4 $74,066.85 $22,173.39 $1,323,870.05
5 $72,805.83 $23,434.40 $1,300,435.64
6 $71,473.10 $24,767.13 $1,275,668.51
7 $70,064.58 $26,175.65 $1,249,492.86
8 $68,575.95 $27,664.28 $1,221,828.58
9 $67,002.67 $29,237.57 $1,192,591.01
10 $65,339.91 $30,900.33 $1,161,690.69
11 $63,582.59 $32,657.65 $1,129,033.04
12 $61,725.33 $34,514.91 $1,094,518.13
13 $59,762.44 $36,477.79 $1,058,040.33
14 $57,687.92 $38,552.31 $1,019,488.02
15 $55,495.43 $40,744.81 $978,743.22
16 $53,178.25 $43,061.99 $935,681.23
17 $50,729.28 $45,510.95 $890,170.28
18 $48,141.05 $48,099.19 $842,071.09
19 $45,405.61 $50,834.62 $791,236.46
20 $42,514.61 $53,725.62 $737,510.84
21 $39,459.20 $56,781.03 $680,729.81
22 $36,230.03 $60,010.21 $620,719.61
23 $32,817.21 $63,423.03 $557,296.58
24 $29,210.30 $67,029.93 $490,266.65
25 $25,398.26 $70,841.97 $419,424.67
26 $21,369.44 $74,870.80 $344,553.87
27 $17,111.48 $79,128.75 $265,425.12
28 $12,611.38 $83,628.85 $181,796.27
29 $7,855.35 $88,384.88 $93,411.39
30 $2,828.85 $93,411.39 $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 San Francisco, CA


1500 sqft3900 sqft
Ø selling price$2,019,181$4,295,348
Ø fast selling$1,835,619$3,865,813
Ø high price sale$2,202,743$4,724,882

In 2026, houses in Union Square San Francisco, CA will be offered at an average price of $1204 per square foot. A 1,500 sqft home priced at $2,019,181 is 21.25% more expensive per square foot than a 3,900 sqft home priced at $4,295,348. Home prices in Union Square San Francisco, CA 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 $2,973,702. Sellers who can wait longer may achieve a higher price of up to $3,634,525.


Union Square, San Francisco, CA

Overview

Union Square in San Francisco, CA is a historic public plaza bordered by Geary, Powell, Post, and Stockton Streets, anchoring the city?s premier shopping and hotel district.

Shopping & Style

The neighborhood is famed for flagship stores, luxury boutiques, and designer showrooms, making Union Square San Francisco a top destination for fashion-focused travelers.

Dining & Nightlife

From classic steakhouses to rooftop lounges and artisanal coffee bars, dining in Union Square offers variety steps from the plaza.

Arts & Theater

Nearby theaters, galleries, and public art?highlighted by the Dewey Monument at the plaza?s center?underscore the area?s cultural appeal.

Events & Seasons

Seasonal events like the holiday ice rink and towering Christmas tree draw locals and visitors, adding festive energy to the square.

Transportation & Accessibility

Union Square is transit-friendly, with the Powell Street BART and Muni Metro station at Market Street,
and iconic cable cars climbing from the nearby turnaround.

Business & Meetings

Proximity to the Financial District and the Moscone Center makes Union Square convenient for conferences and business travel.

Nearby Neighborhoods

Within a short walk are Chinatown, the Theater District, and SoMa?s museums, including SFMOMA and the Contemporary Jewish Museum.

Hotels & Stays

A wide range of hotels?from historic landmarks to modern high-rises?provide ample options for every budget and style.

Traveler Tips

Plan shopping breaks in the central plaza, time photos for golden hour on Powell Street, and use transit or rideshare to navigate the busy downtown streets.



FAQ – Home Values in Union Square San Francisco

What is the median home value in Union Square San Francisco in 2026?

In 2026, the typical home value in Union Square San Francisco is about $1,405,658 for an average home size of 1080 square feet. This corresponds to an average price of roughly $1204 per square foot.

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

In 2026, homes in Union Square San Francisco sell for an average of around $1204 per square foot, with a typical range between $1135 and $1379 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 San Francisco is about 1080 square feet, with an estimated 2026 value around $1,405,658.



Neighborhoods close to Union Square San Francisco, CA

Russian Hill San Francisco, CA1458 $ / ft²
Southampton Benicia, CA382 $ / ft²
Downtown Calistoga Calistoga, CA857 $ / ft²
Tenderloin San Francisco, CA1177 $ / ft²
Argus Trona, CA161 $ / ft²
Downtown Palmdale Palmdale, CA207 $ / ft²
  imprint  Privacy