21 Rathsallagh Ct, Weldon Spring, MO 63304
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Property image
OFF MARKET

21 Rathsallagh Ct
Weldon Spring, MO 63304

  • 4 Beds
  • 2.5 Baths
  • 2,818 sqft (on 0.38 acres)

$620,400

Trulia Estimate
as of Aug 9, 2026

$620,400

Trulia Estimate
as of Aug 9, 2026
4 Beds
2.5 Baths
2,818 sqft
(on 0.38 acres)

Local Information

  • Map ViewExplore the area around 21 Rathsallagh Ct.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1988
Lot Size
0.38 acres
Living Area
2,818 sqft
Price/Sqft
$220
Parking
Garage

About this House

You will be impressed as you walk through the front door of this recently renovated home and enter the 18 foot high foyer with hanging chandelier, real wood flooring throughout, oversized staircase, and open floor plan. To your left a combination living room / family room with many floor to ceiling windows, and a beautiful masonry fireplace. Continue your walk and enter the kitchen / breakfast room with two double glass doors facing the large and level private backyard, perfect for a swimming pool, playground equipment, or both. Upstairs around the open foyer are four large bedrooms with. The enormous master bedroom features many windows, and two walk in closets. The master bathroom features a glass shower, and separate spa bathtub. The oversized garage can easily fit two cars, a golf cart, a Harley, and other toys. The rear entry garage design provides for additional driveway parking. All this on a quiet cul-de-sac. Welcome home!
21 Rathsallagh Ct, Weldon Spring, MO 63304 is a 4 bedroom, 3 bathroom, 2,818 sqft single-family home built in 1988. It last sold for $350,000 on Dec 17, 2018. It is currently off market. The Trulia Estimate is $620,400, with a rent estimate of $3,280/month.

Home Details for 21 Rathsallagh Ct

Interior Features

Interior Details
BasementNumber of Rooms: 8Types of Rooms: Walk In Closet, Dining Room, Family Room, Laundry Room, Master Bath
Heating & Cooling
Heating: Forced Air, GasAir ConditioningCooling System: CentralHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 2Floors: Hardwood
Appliances & Utilities
DishwasherDisposalDryerMicrowaveRefrigeratorWasher
Fireplace & Spa
FireplaceJetted Bath Tub

Property Information

Year Built
Year Built: 1988
Property Type / Style
Property Type: Single Family HomeArchitecture: Other

Exterior Features

Exterior Home Features
Exterior: BrickPatio
Pool
Pool
Parking & Garage
GarageParking: Garage Attached

Community

Units in Building: 1

Lot Information

Lot Area: 0.38 acres

Price History for 21 Rathsallagh Ct

DatePriceEventSource
12/17/2018--Sold
MARIS #18062341
10/25/2018$374,900PendingAgent Provided
10/03/2018$374,900PriceChange
Agent Provided
08/21/2018$389,900PriceChange
Agent Provided
08/01/2018$399,900Listed For SaleAgent Provided

Market trends in Weldon Spring

Last updated June 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
—
Sale-to-List Price
—
Price per sq ft
—
Available listings
16
1MoM
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Property Tax and Assessment

Year2025
Tax$5,692
Assessment$505,987
Home facts updated by county records

Comparable Sales for 21 Rathsallagh Ct

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
1199 Whitmoor Dr, Weldon Spring, MO
0.20
Single-Family Home
-
10/10/25
4
2.5
2,732
74 W Meath Ring, Weldon Spring, MO
0.18
Single-Family Home
-
07/10/26
3
3
3,726
59 W Meath Ring, Weldon Spring, MO
0.14
Single-Family Home
-
05/22/26
3
3.5
4,504
148 Newgrange Pass, Weldon Spring, MO
0.49
Single-Family Home
-
12/11/25
5
3
3,704
142 Newgrange Pass, Weldon Spring, MO
0.45
Single-Family Home
-
01/09/26
5
3
4,122
136 Roehampton Ln, Weldon Spring, MO
0.45
Single-Family Home
-
10/10/25
4
4
3,912
121 Roehampton Ln, Weldon Spring, MO
0.42
Single-Family Home
-
11/14/25
5
4.5
3,779
32 Clarksburg Ct, Weldon Spring, MO
0.62
Single-Family Home
-
12/17/25
4
3
3,188
1221 Grey Fox Run, Weldon Spring, MO
0.22
Single-Family Home
-
10/28/25
5
4.5
6,242
504 Malinmor Dr, Weldon Spring, MO
0.20
Single-Family Home
-
07/16/26
3
2
2,419

Nearby homes

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Assigned Schools

These are the assigned schools for 21 Rathsallagh Ct.
View nearby schools on GreatSchools
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

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

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Apartments for Rent

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Homes for sale near 21 Rathsallagh Ct

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Off Market Homes Near 21 Rathsallagh Ct

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Frequently asked questions about 21 Rathsallagh Ct

  • What is 21 Rathsallagh Ct estimated to be worth?
    Trulia's estimated value for 21 Rathsallagh Ct in Weldon Spring, MO is $620,400.
  • What is the price history for 21 Rathsallagh Ct?
    21 Rathsallagh Ct in Weldon Spring, MO last sold in December 2018.
  • 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.
  • Does 21 Rathsallagh Ct have air conditioning?
    Yes, 21 Rathsallagh Ct in Weldon Spring, MO has air conditioning.
  • Does 21 Rathsallagh Ct have a pool?
    Yes, 21 Rathsallagh Ct in Weldon Spring, MO has a pool.