1109 Seneca Pl, Diamond Bar, CA 91765
Property image
Property image
OFF MARKET

$1,484,700

Trulia Estimate
  • 4 Beds
  • 3 Baths
  • 3,203 sqft

1109 Seneca Pl, Diamond Bar, CA 91765

Est. Refi. Payment $9,373/mo*
Refinance Your Home
Currently Off Market - Sold Apr 26, 2011 for $745,000

Home Value

Trulia Estimate
$1.49M
Since last month
Decreased$31K (-2.1%)
Since last year
Decreased$31K (-2%)
Since last sale
Increased$741K (+99.5%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +38% in the last 10 years
MonthEstimated value
2026
August 2026$1.49M
August 2026$1.48M
July 2026$1.52M
June 2026$1.55M
May 2026$1.54M
April 2026$1.58M
March 2026$1.58M
February 2026$1.56M
January 2026$1.5M
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
981 Silvertip Dr, Diamond Bar, CA
0.26
Single-Family Home
$1,242,000
01/09/26
4
3
2,933
1126 Pebblewood Dr, Diamond Bar, CA
0.10
Single-Family Home
$1,111,000
05/01/26
4
2.5
1,884
1242 Deerfield Pl, Diamond Bar, CA
0.29
Single-Family Home
$1,235,000
01/22/26
4
3
2,137
1116 Hedgewood Pl, Diamond Bar, CA
0.30
Single-Family Home
$1,465,000
01/27/26
4
3
2,137
1049 Longview Dr, Diamond Bar, CA
0.22
Single-Family Home
$1,320,000
10/29/25
4
3
2,137
1202 Bramford Ct, Diamond Bar, CA
0.30
Single-Family Home
$1,270,000
04/24/26
4
3
1,884
1135 Summitridge Dr, Diamond Bar, CA
0.14
Single-Family Home
$1,440,600
08/12/26
4
3
3,203
1202 Longview Dr, Diamond Bar, CA
0.25
Single-Family Home
$1,280,000
02/06/26
4
3
2,137
24301 Sunnycrest Ct, Diamond Bar, CA
0.23
Single-Family Home
$1,400,000
05/11/26
4
4.5
3,071
24409 Penrose Ct, Diamond Bar, CA
0.33
Single-Family Home
$1,250,000
09/16/25
4
2.5
1,884

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
1100 Seneca Pl, Diamond Bar, CA 91765
0.03
$1,729,800
5
3
3,203
Off Market
1080 Summitridge Dr, Diamond Bar, CA 91765
0.06
$1,483,200
5
3
2,744
Off Market
1114 Ranchwood Pl, Diamond Bar, CA 91765
0.04
$1,682,100
4
3
3,225
Off Market
1126 Pebblewood Dr, Diamond Bar, CA 91765
0.10
$1,111,000
4
2.5
1,884
Recently Sold
1134 Ranchwood Pl, Diamond Bar, CA 91765
0.07
$1,726,000
5
3
3,225
Off Market
1135 Ranchwood Pl, Diamond Bar, CA 91765
0.10
$1,648,900
5
3
3,225
Off Market
1135 Summitridge Dr, Diamond Bar, CA 91765
0.14
$1,440,600
4
3
3,203
Recently Sold
1049 Longview Dr, Diamond Bar, CA 91765
0.22
$1,315,300
4
3
2,137
Off Market
24222 Brookwood Dr, Diamond Bar, CA 91765
0.16
$1,424,998
5
3
3,203
For Sale
24301 Sunnycrest Ct, Diamond Bar, CA 91765
0.23
$1,400,000
4
4.5
3,071
Recently Sold
981 Silvertip Dr, Diamond Bar, CA 91765
0.26
$1,242,000
4
3
2,933
Recently Sold
1025 Marc Ct, Diamond Bar, CA 91765
0.26
$1,294,600
4
3
1,874
Off Market

Local Information

  • Map ViewExplore the area around 1109 Seneca Pl.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 1986
3,203 sqft
$464/sqft

About this House

Largest Model for Brock Homes in South Diamond Bar. Nice Curb Appeal. 4 Bedrooms + Bonus Room (3,203 sq.ft.). Double Door Entry, High Ceiling in Entry & Living Room. Tile Floor in Entry, Kitchen, and Breakfast Nook. Family Room has Fireplace & Wet Bar. 1 Bedroom 1 Bath Downstairs. 3 Bedrooms & Bonus Room Upstairs. Large Master Bedroom has Sitting Area, Double-Sided Fireplace. Master Bath has Separate Shower, Bathtub & Walk-In Closet. 10,000+ Sq.Ft. Lot. Back Yard has Fenced Pool, Covered Patio, Palm Trees. Cul-De-Sac Street. Walnut School District.
1109 Seneca Pl, Diamond Bar, CA 91765 is a 4 bedroom, 3 bathroom, 3,203 sqft single-family home built in 1986. It last sold for $745,000 on Apr 26, 2011. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $1,484,700, with a rent estimate of $5,545/month.

Home Details for 1109 Seneca Pl

Property Information

Year Built
Year Built: 1986Year Updated: 1986
Property Type / Style
Property Type: Single Family Home

Interior Features

Heating & Cooling
Air ConditioningCooling System: Central

Exterior Features

Pool
Pool

Community

Units in Building: 1

Lot Information

Lot Area: 10018 sqft

Price and Tax history

DateEventPrice
Apr 26, 2011
Source: N/A
Sold
$745,000
Mar 23, 2011
Source: Agent Provided
Pending
$769,000
Mar 5, 2011
Source: Agent Provided
Listed For Sale
$769,000
Jul 31, 2008
Source: N/A
Sold
$760,000
Dec 31, 2007
Source: N/A
Sold
$679,972

Market trends in Diamond Bar

Last updated August 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$1.1M
$3.33KMoM
Sale-to-List Price
99.3%
0.4%MoM
Price per sq ft
$554
$1MoM
Available listings
193
10MoM

Around this home

What Locals Say about Diamond Bar

At least 314 Trulia users voted on each feature.

  • 89 % Say it's dog friendly

  • 88 % Say there are sidewalks

  • 85 % Say car is needed

  • 80 % Say streets are well-lit

  • 78 % Say parking is easy

  • 77 % Say yards are well-kept

  • 74 % Say it's quiet

  • 66 % Say there's holiday spirit

  • 65 % Say people would walk alone at night

  • 64 % Say there's wildlife

  • 60 % Say they plan to stay for at least 5 years

  • 50 % Say kids play outside

  • 48 % Say it's walkable to grocery stores

  • 47 % Say neighbors are friendly

  • 45 % Say it's walkable to restaurants

  • 25 % Say there are community events

Sourced by Trulia users. Learn more about our methodology.
  • 4szj5yrwps
    "Diamond Bar, California, is a distinctive suburban community in eastern Los Angeles County, offering a unique blend of natural beauty, cultural diversity, and modern amenities. The city is characterized by its rolling hills, scenic landscapes, and well-maintained parks, providing residents with ample opportunities for outdoor recreation. Notable parks include Sycamore Canyon Park and Summitridge Park, both offering hiking trails with picturesque views of the San Gabriel Mountains. ๏ฟผ The communityโ€™s cultural diversity is reflected in its vibrant culinary scene, featuring a wide array of international cuisines. Events such as the annual Family Festival showcase this diversity through live music, carnival games, and food vendors, fostering a strong sense of community among residents. ๏ฟผ Education is a cornerstone of Diamond Bar the unique combination of natural beauty, cultural richness, educational excellence, and forward-thinking initiatives make it a standout community within the greater Los Angeles area."
    0
    Flag
  • Linda Correa
    "School district, bad traffic, no food variety, city does not help girls softball, no entertaining, safe neighborhood."
    0
    Flag
  • hubby pie
    "Safe and quiet. Many families live here and school district is top notch if you are in Walnut Valley Unified School District. That covers about half of Diamond Bar. The other district is good but not as good as Walnut."
    0
    Flag
  • Trulia User
    "Plenty of dog owners in the neighborhood. Everyone is polite to pick up their dogs poop as well as training friendly dogs."
    0
    Flag
  • hubby pie
    "Diamond Bar is a great city with plenty of parks, quiet neighborhoods and excellent shopping and dining. Schools are top notch."
    0
    Flag
  • hubby pie
    "Diamond Bar is a safe and friendly community. People care about the community and are proud of this community."
    2
    Flag
  • hubby pie
    "easy commute with two freeways passing through the community so access to LA, OC, and IE are as easy as it gets."
    0
    Flag
  • Madelynnpf
    "I lived in this neighborhood for almost 30 years and canโ€™t imagine living anywhere else. Itโ€™s quiet and a great place to rise a family."
    1
    Flag
  • Alexis T.
    "Dogs are welcome in this neighborhood. Everyone cleans up after themselves, keeping the neighborhood tidy. The only thing I can think of is that there are sometimes mountain lions and hawks present which is dangerous for small dogs"
    12
    Flag
  • Romoguadalupe
    "there are many wonderful hiking trails in the area with beautiful views. If you love nature, you'll love DB. "
    1
    Flag
  • Deanna L. R.
    "The yearly Firework show in the park is always nice. The Diamond Bar birthday celebration is a lot of fun as well. "
    0
    Flag
  • Hemming L. A.
    "Iโ€™ve lived in this neighborhood for 40 years and itโ€™s a great place to live. Lots of hiking trails and 30 minutes to downtown or the beach."
    0
    Flag
  • Nicholesaralegui
    "I like this place very family and friendly. kids have greats activity here in city. we live this place"
    0
    Flag
  • Lauren B.
    "Commute is not too bad. I drive my own vehicle. It only gets congested on Diamond Bar Blvd or Grand Ave but otherwise driving in Diamond Bar is pleasant "
    0
    Flag
  • Raymond W.
    "Diamond Bar is the safest city Iโ€™ve ever lived in. Also, it has many schools and parks! Very family oriented. "
    3
    Flag
  • Oryaan53
    "my family has lived in this neighborhood for 10plus years and its always been a nice quiet , safe and friendly place to live "
    1
    Flag
  • Shengbinmi
    "Some of them allow dogs to walk around by themselves in front of their houses, but the dogs are actually very friendly."
    0
    Flag
  • Trulia User
    "Lots of open space and parks. Lots of sidewalks with trees. There are pet friendly parks and houses. "
    1
    Flag
  • Evelyn G. D. L. C.
    "A lot of cars speed down Pathfinder, otherwise its a very safe neighborhood. The schools are good. Neighbors are friendly. "
    0
    Flag
  • Nicholesaralegui
    "we have amazing neighbors and love the community. the city offers a lot of family activities for everyone."
    0
    Flag
  • Vickiwj
    "Festival, movie night, fireworks, recreational activities, library events, many scenic trails, dog parks, "
    0
    Flag
  • Nicholesaralegui
    "the city is wonderful for family activities. we love this city and all it has to offer. its a great place to raise a family."
    0
    Flag
  • Hemming L. A.
    "Iโ€™ve lived here for 40 years. Plenty of hiking trails, 30 minutes from LA, 40 min from the beach. Good area."
    1
    Flag
  • Allyawsome01
    "Good transportation not too much traffic nice people nice area beautiful place to raise a family. Amazing schools"
    0
    Flag
  • Christine B.
    "My neighborhood is clean and has very respectable and friendly residents. I feel very safe living here."
    0
    Flag
  • Ashley S.
    "Driving is the main means of transportation. There is a metro station as well as bus stops. However, most people drive."
    0
    Flag
  • Wlcastellanos
    "Lots of places to walk your dog...plenty of parks. A few people do not pick up after their dogs but most do and care for the neighborhood."
    0
    Flag
  • Nathan Q.
    "We have young whipper snappers race their cars up and down the street at all hours of the night. As a community we all take turns calling the sheriffs department on them. "
    1
    Flag
  • Steveji1019
    "Neighborhood with quite a lot of Asian cultures. Schools are some of the best around. Middle class to upper middle class families. "
    0
    Flag
  • Tahir P.
    "I work in Diamond Bar, my job is less than 3 miles from my house, but still my commute is 15 minutes at times on a good day (no red lights) 7 mins is as fast as I can get to work which is awesome. Lots of cars on main roads (Grand and Diamond Bar) every morning. People going to schools /work. "
    1
    Flag
  • Joel P.
    "Diamond bar is perfectly located at the intersection of 3 major freeways. 57 ,60, and 10. and very close to the 210. I use all of these in my commute making Diamond bar ideal for my line of work. "
    1
    Flag
  • Christine
    "Summer movie nights, Fourth of July celebrations, avid long-time spirited Halloween, farmerโ€™s markets. "
    0
    Flag
  • Ethan Y
    "Yes, they would like living in my area. There are many people walking their dogs in my community. But I donโ€™t like dog barking"
    0
    Flag
  • Kenny O.
    "Quiet area, but be careful of home invasion robbers. Always closed garage doors, and entry points of your home."
    0
    Flag
  • Polly Anderson
    "There are frequent car crashes and dangerous drivers running red lights and just causing close calls."
    0
    Flag
  • Su S.
    "This is a Good place. Good high school near by. Neighborhood are friendly. I really love this community. Pet friendly. Easy to go freeway. "
    0
    Flag
  • Andy M
    "Not much. Just a bedroom community. But I like it the way it is. There have been little.changes in the past ten years other than two small new developments. "
    0
    Flag
  • Tahir P.
    "Cut down to 7 mins as opposed to 45-60 mins one way , the mornings can be a little annoying with the 2 minute signals on main roads"
    0
    Flag

LGBTQ Local Legal Protections

Frequently asked questions about 1109 Seneca Pl

  • What is 1109 Seneca Pl estimated to be worth?
    Trulia's estimated value for 1109 Seneca Pl in Diamond Bar, CA is $1,484,700.
  • What is the price history for 1109 Seneca Pl?
    1109 Seneca Pl in Diamond Bar, CA last sold for $745,000 in April 2011.
  • Is Diamond Bar a buyer's or seller's market?
    Diamond Bar is currently a balanced market, based on recent for-sale activity.
  • What's the median sale price in Diamond Bar?
    The median sale price in Diamond Bar is $1.1M. That is up $3.33K from the prior month.
  • Does 1109 Seneca Pl have air conditioning?
    Yes, 1109 Seneca Pl in Diamond Bar, CA has air conditioning.
  • Does 1109 Seneca Pl have a pool?
    Yes, 1109 Seneca Pl in Diamond Bar, CA has a pool.

Explore by feature - Pet Friendly

21 pet-friendly rentals in Diamond Bar, CA

Explore by feature - Garage

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Explore by feature - Air Conditioning

63 rentals with air conditioning in Diamond Bar, CA

Explore by feature - Pool

33 rentals with a pool in Diamond Bar, CA

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58 rentals with a washer/dryer in Diamond Bar, CA

Explore by feature - Outdoor Space

21 rentals with an outdoor space in Diamond Bar, CA

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