House Prices

Summitridge Diamond Bar, CA House Prices & Home Values 2026


Average Data

average house price$1,144,355
average size per house2796 ft²
average price per ft²392 $ / ft²

05/21/2026 - The value range (VR) for house prices in Summitridge Diamond Bar, CA is $372.4/ sqft to $411.6/ sqft. An average home with 2796 sqft costs approximately $995,417 to $1,100,197. Diamond Bar, CA includes 1 ZIP codes and it is located in Los Angeles county. The lowest prices are found in ZIP 91765, while the highest are in ZIP 91765. The average price per sqare feet is $392. Our analysis is based on 12 property listings.

Avergage prices by ZIP codes Summitridge Diamond Bar

91765251 $ / ft²




Historical development of home values in Summitridge Diamond Bar

Year Estimated value (USD) Change vs. 2025
2010 $531,459 -53.6%
2011 $510,908 -55.4%
2012 $509,532 -55.5%
2013 $528,577 -53.8%
2014 $554,860 -51.5%
2015 $583,338 -49.0%
2016 $613,780 -46.4%
2017 $646,908 -43.5%
2018 $682,673 -40.3%
2019 $714,327 -37.6%
2020 $751,255 -34.4%
2021 $854,471 -25.3%
2022 $996,122 -13.0%
2023 $1,050,456 -8.2%
2024 $1,111,227 -2.9%
2025 $1,144,355 0.0%

Graph: estimated home values in Summitridge Diamond Bar over time (USD)



Example: 100% financing house in Summitridge Diamond Bar

Loan amount: $1,144,355

Interest rate: 5.74%

Fixed monthly payment: $6,667.97

Breakdown in the 1st month:
Interest portion: $5,470.02  –  Principal portion: $1,197.95

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $65,256.19 $14,759.47 $1,129,595.53
2 $64,386.97 $15,628.69 $1,113,966.84
3 $63,466.56 $16,549.10 $1,097,417.75
4 $62,491.94 $17,523.71 $1,079,894.04
5 $61,459.93 $18,555.72 $1,061,338.32
6 $60,367.14 $19,648.51 $1,041,689.81
7 $59,210.00 $20,805.66 $1,020,884.15
8 $57,984.71 $22,030.95 $998,853.20
9 $56,687.25 $23,328.40 $975,524.80
10 $55,313.39 $24,702.26 $950,822.54
11 $53,858.62 $26,157.04 $924,665.50
12 $52,318.17 $27,697.48 $896,968.02
13 $50,687.00 $29,328.65 $867,639.37
14 $48,959.77 $31,055.88 $836,583.48
15 $47,130.82 $32,884.84 $803,698.65
16 $45,194.16 $34,821.50 $768,877.15
17 $43,143.44 $36,872.22 $732,004.93
18 $40,971.95 $39,043.70 $692,961.23
19 $38,672.58 $41,343.08 $651,618.15
20 $36,237.79 $43,777.87 $607,840.28
21 $33,659.61 $46,356.04 $561,484.24
22 $30,929.60 $49,086.06 $512,398.18
23 $28,038.81 $51,976.85 $460,421.34
24 $24,977.77 $55,037.88 $405,383.45
25 $21,736.46 $58,279.19 $347,104.26
26 $18,304.27 $61,711.38 $285,392.88
27 $14,669.95 $65,345.71 $220,047.17
28 $10,821.59 $69,194.07 $150,853.11
29 $6,746.59 $73,269.06 $77,584.04
30 $2,431.61 $77,584.04 $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 Summitridge Diamond Bar, CA


1500 sqft3900 sqft
Ø selling price$680,175$1,446,918
Ø fast selling$618,341$1,302,226
Ø high price sale$742,009$1,591,610

In 2026, houses in Summitridge Diamond Bar, CA will be offered at an average price of $392 per square foot. A 1,500 sqft home priced at $680,175 is 21.99% more expensive per square foot than a 3,900 sqft home priced at $1,446,918. Home prices in Summitridge Diamond Bar, 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 $1,001,713. Sellers who can wait longer may achieve a higher price of up to $1,224,315.


Living in Summitridge, Diamond Bar, CA

Overview

Summitridge is an upscale hillside neighborhood in Diamond Bar, CA known for panoramic views and quiet cul-de-sacs.
Perched along rolling ridgelines, the community showcases a mix of spacious single-family homes and custom estates with contemporary and Mediterranean influences.

Homes & Real Estate

Many residences feature large lots, three-car garages, and outdoor living spaces that capture sunsets over the San Gabriel Valley.

Lifestyle & Amenities

Residents enjoy proximity to parks and trails, including neighborhood greenbelts and access points to the city?s open-space network.
Daily conveniences are close, with Diamond Bar Towne Center, local grocers, and The Shops at Chino Hills just minutes from the neighborhood.

Schools & Commute

Families value the highly rated Walnut Valley Unified School District, with schools such as Diamond Bar High celebrated for academics and extracurriculars.
Commuters benefit from quick access to the 57, 60, and 71 freeways, connecting to job centers in Los Angeles, Orange County, and the Inland Empire.

Community & Value

The area maintains a well-kept suburban feel with active neighborhood pride, periodic community events, and attentive city services.
Real estate in Summitridge tends to be competitive, and well-presented homes for sale can attract multiple offers due to views, lot size, and school performance.
For homebuyers seeking scenic vistas, strong schools, and convenient Southern California living, Summitridge in Diamond Bar offers an exceptional blend of value and lifestyle.



FAQ – Home Values in Summitridge Diamond Bar

What is the median home value in Summitridge Diamond Bar in 2026?

In 2026, the typical home value in Summitridge Diamond Bar is about $1,144,355 for an average home size of 2796 square feet. This corresponds to an average price of roughly $392 per square foot.

What is the average cost per square foot in Summitridge Diamond Bar?

In 2026, homes in Summitridge Diamond Bar sell for an average of around $392 per square foot, with a typical range between $372.4 and $411.6 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in Summitridge?

The average home size in Summitridge Diamond Bar is about 2796 square feet, with an estimated 2026 value around $1,144,355.



Neighborhoods close to Summitridge Diamond Bar, CA

Phillips Ranch Pomona, CA275 $ / ft²
Via Verde San Dimas, CA327 $ / ft²
North San Gabriel San Gabriel, CA797 $ / ft²
Creekside Ontario, CA260 $ / ft²
Mt Baldy Village Mt Baldy, CA293 $ / ft²
Brightwood Monterey Park, CA472 $ / ft²
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