678 Killary Down, Weldon Spring, MO 63304
OFF MARKET

$909,000

Trulia Estimate
  • 5 Beds
  • 5.5 Baths
  • 5,425 sqft (on 0.68 acres)

678 Killary Down, Weldon Spring, MO 63304

Est. Refi. Payment $5,891/mo*
Refinance Your Home

Home Value

Trulia Estimate
$909K
Since last month
Decreased$17K (-1.8%)
Since last year
Decreased$12K (-1.3%)
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 +35% in the last 10 years
MonthEstimated value
2026
September 2026$912K
August 2026$928K
July 2026$934K
June 2026$957K
May 2026$956K
April 2026$942K
March 2026$949K
February 2026$925K
January 2026$895K
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
668 Killary Down, Weldon Spring, MO
0.14
Single-Family Home
-
07/02/26
4
3
3,556
653 Killary Down, Weldon Spring, MO
0.26
Single-Family Home
-
07/23/26
4
4.5
5,631
715 Cullenmor Hill Dr, Weldon Spring, MO
0.38
Single-Family Home
-
10/01/25
5
6
7,500
684 Clifden Dr, Weldon Spring, MO
0.35
Single-Family Home
-
08/12/26
5
4.5
5,000
862 Whitmoor Dr, Weldon Spring, MO
0.19
Single-Family Home
-
05/05/26
4
3.5
4,356
50 Crocknaraw Ln, Weldon Spring, MO
0.34
Single-Family Home
-
05/28/26
6
3.5
5,316
999 Whitmoor Dr, Weldon Spring, MO
0.44
Single-Family Home
-
12/10/25
4
3.5
4,302
1317 Renaissance Pl, Weldon Spring, MO
0.69
Single-Family Home
-
04/23/26
5
4.5
4,895
6 Whitmoor Ct, Weldon Spring, MO
0.56
Single-Family Home
-
03/20/26
4
4.5
4,434
681 Clifden Dr, Weldon Spring, MO
0.37
Single-Family Home
-
11/06/25
4
3
4,325

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
675 Killary Down, Weldon Spring, MO 63304
0.05
$830,000
5
3.5
5,300
Off Market
627 Loughmor Pass, Weldon Spring, MO 63304
0.09
$791,700
4
3.5
3,840
Off Market
11 Roseberry Topping Ct, Weldon Spring, MO 63304
0.13
$683,600
3
3
3,083
Off Market
610 Loughmor Pass, Weldon Spring, MO 63304
0.13
$689,300
3
2.5
2,351
Off Market
668 Killary Down, Weldon Spring, MO 63304
0.14
-
4
3
3,556
Recently Sold
851 Whitmoor Dr, Weldon Spring, MO 63304
0.15
$804,200
4
3.5
2,904
Off Market
859 Whitmoor Dr, Weldon Spring, MO 63304
0.15
$733,500
3
2.5
3,010
Off Market
862 Whitmoor Dr, Weldon Spring, MO 63304
0.19
-
4
3.5
4,356
Recently Sold
4651 Briargate Dr, Saint Charles, MO 63304
0.26
$454,200
4
2.5
2,579
Off Market
878 Whitmoor Dr, Weldon Spring, MO 63304
0.22
$1,023,900
4
4.5
4,637
Off Market
651 Clifden Dr, Weldon Spring, MO 63304
0.26
$760,200
3
2.5
2,744
Off Market
646 Clifden Dr, Weldon Spring, MO 63304
0.26
$1,126,500
5
4.5
5,000
Off Market

Local Information

  • Map ViewExplore the area around 678 Killary Down.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 1989
0.68 acre lot
5,425 sqft
$168/sqft
Garage

About this House

This single-family home is located at 678 Killary Down, Weldon Spring, MO. 678 Killary Down is in Weldon Spring, MO and in ZIP code 63304. This property has 5 bedrooms, 6 bathrooms and approximately 5,425 sqft of floor space. This property has a lot size of 0.68 acres and was built in 1989.
678 Killary Down, Weldon Spring, MO 63304 is a 5 bedroom, 6 bathroom, 5,425 sqft single-family home built in 1989. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $909,000, with a rent estimate of $5,732/month.

Home Details for 678 Killary Down

Interior Features

Interior Details
BasementAdditional StorageNumber of Rooms: 14Types of Rooms: Walk In Closet, Breakfast Nook, Dining Room, Family Room, Laundry Room, Library, Master Bath, Pantry, Recreation Room, Solarium Atrium, Sun RoomStorageWet BarCeiling Fan
Heating & Cooling
Heating: Forced Air, GasAir ConditioningCooling System: CentralHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 1Floors: Tile, Carpet, Hardwood, SlateGated Entry
Appliances & Utilities
Cable ReadyDishwasherDisposalDryerMicrowaveRefrigeratorWasher
Fireplace & Spa
FireplaceHot Tub or Spa
Windows, Doors, Floors & Walls
Double Paned Windows

Exterior Features

Exterior Home Features
Roof: Asphalt, Shake ShingleDeckExterior: Other, BrickLawnPatioPorchSprinkler System
Pool
Pool
Parking & Garage
GarageParking: Garage Attached

Property Information

Year Built
Year Built: 1989Year Updated: 2010
Property Type / Style
Property Type: Single Family HomeArchitecture: Craftsman

Community

Units in Building: 1

Lot Information

Lot Area: 0.68 acres

Additional Information

Intercom

Price and Tax history

YearProperty taxTax assessment
2025
$8,478
$813,338
Home facts updated by county records

Market trends in Weldon Spring

Last updated August 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
—
Sale-to-List Price
—
Price per sq ft
—
Available listings
24
8MoM

Around this home

What Locals Say about Weldon Spring

At least 28 Trulia users voted on each feature.

  • 100 % Say car is needed

  • 96 % Say there's holiday spirit

  • 93 % Say parking is easy

  • 93 % Say yards are well-kept

  • 87 % Say it's dog friendly

  • 86 % Say it's quiet

  • 78 % Say people would walk alone at night

  • 75 % Say kids play outside

  • 69 % Say there's wildlife

  • 69 % Say they plan to stay for at least 5 years

  • 67 % Say neighbors are friendly

  • 55 % Say streets are well-lit

  • 55 % Say there are community events

  • 54 % Say there are sidewalks

  • 27 % Say it's walkable to restaurants

Sourced by Trulia users. Learn more about our methodology.
  • Scacat96
    "I’ve lived here all my life and feel very safe and comfortable here. I have a park right near my house and lots of walking trails. "
    0
    Flag
  • Larry M.
    "Recommended for families with Middle school children and older. This is mostly an empty nest community."
    0
    Flag

LGBTQ Local Legal Protections

Frequently asked questions about 678 Killary Down

  • What is 678 Killary Down estimated to be worth?
    Trulia's estimated value for 678 Killary Down in Weldon Spring, MO is $909,000.
  • Is Weldon Spring a buyer's or seller's market?
    Weldon Spring is currently a seller's market, based on recent for-sale activity.
  • What do residents say about Weldon Spring?
    Residents describe Weldon Spring, MO as easy to park in, well-kept, and dog-friendly. Most residents say you need a car. See recently sold homes in Weldon Spring, MO.
  • What are the closest schools to 678 Killary Down?
    The closest schools to 678 Killary Down in Weldon Spring, MO are Bryan Middle School (rated 9/10), Francis Howell High School (rated 10/10), Independence Elementary School (rated 10/10).
  • Does 678 Killary Down have air conditioning?
    Yes, 678 Killary Down in Weldon Spring, MO has air conditioning.
  • Does 678 Killary Down have a pool?
    Yes, 678 Killary Down in Weldon Spring, MO has a pool.

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