Off Market

840 Castlebar Ct

Ballwin, MO, 63021 • 63021 • Saint Louis County

$558,300

$199/sqft

3Beds

2.5Baths

2,799Sqft

0.21 acLot

1985Built

Property DNA

1 highlights

Conventional Style

Built 1985 · 41 years of history

Market activity

Demand and pricing signals for this listing

2 views

People checking out this listing

$199/sqft

Price per square foot

About this home

Single Family · Built 1985

This 2799 square foot single family home has 3 bedrooms and 2.5 bathrooms. This home is located at 840 Castlebar Ct, Ballwin, MO 63021.

Estimated monthly payment

Based on current rates

$3,518/month

Principal & Interest$2,761

Property Tax$558

Insurance$186

HOA$13

Down payment20% ($111,660)

3%50%

Est. 6.29% rate · 30yr fixed · $446,640 loan

Full calculator →

At a glance

Key facts and listing details

TypeSingleFamily

Year Built1985

HeatingForced air

CoolingCentral

ParkingGarage - Attached

HOA$13 monthly

Lot9,147 sqft

Property

Home typeSingle Family

StyleConventional

Year built1985

Systems

HeatingForced air

CoolingCentral

Constructionmasonry

Parking & Outdoor

ParkingGarage - Attached

Lot9,147 sqft

Location & Tax

Neighborhood63021

Annual tax$6,343

Parcel24P240492

Bathrooms & Fees

HOA$13/mo

Features & details

5 categories of property features

Interior Features

Heating

Forced air

Cooling

Central

Exterior Features

Exterior

Stone

Parking

Garage - Attached

Construction

masonry

Room details

2 rooms detailed

Family Room

Recreation Room

Listing insights

Market data and value estimates

StatusOff Market

Est. value$558,300

Est. rent$2,650/mo

Tax rate1.15%

Price/sqft$199

Tour days6

How are the schools in Ballwin?

3 schools rated nearby

Barretts Elementary School

Elementary • Public • K-5

0.3 mi

Parkway South Middle School

Middle • Public • 6-8

3.1 mi

Parkway South High School

High • Public • 9-12

2.0 mi

Location

Ballwin, MO, 63021

Expand map

Tax history

24 years of records

YearTax paidAssessed value

Apr 10, 2025$6,343$98,220

Apr 10, 2024$6,350$93,120

Apr 10, 2023$6,405$93,120

Apr 10, 2022$5,787$77,310

Apr 10, 2021$5,755$77,310

Apr 10, 2020$5,417$69,650

Apr 10, 2019$5,437$69,650

Apr 10, 2018$5,437$65,860

Apr 10, 2017$5,437$65,860

Apr 10, 2016$5,209$59,190

Apr 10, 2015$5,037$59,190

Apr 10, 2014$5,037$61,310

Apr 10, 2013$4,901$61,310

Apr 10, 2012—$60,770

Apr 10, 2011—$60,770

Apr 10, 2010$4,128$59,040

Apr 10, 2009$3,861$59,040

Apr 10, 2008$4,510$69,680

Apr 10, 2007$3,782$69,680

Apr 10, 2006$3,782$56,660

Apr 10, 2005$3,844$56,660

Apr 10, 2003—$43,050

Apr 10, 2002$2,888$43,070

Apr 10, 2001$2,591$43,070

Nearby homes

Off Market

$541,200

4 bd2.5 ba2,530 sqft

836 Castlebar Ct, Ballwin, MO

Off Market

$525,400

3 bd2 ba2,210 sqft

844 Castlebar Ct, Ballwin, MO

Off Market

$563,900

4 bd3.5 ba2,456 sqft

943 Kinsale Dr, Ballwin, MO

Off Market

$484,200

3 bd2 ba2,198 sqft

939 Kinsale Dr, Ballwin, MO

Off Market

$622,200

3 bd3.5 ba2,992 sqft

830 Castlebar Ct, Ballwin, MO

Off Market

$654,800

4 bd3.5 ba3,329 sqft

847 Castlebar Ct, Ballwin, MO

Off Market

$525,900

4 bd2.5 ba2,456 sqft

947 Kinsale Dr, Ballwin, MO

Off Market

$635,300

4 bd2.5 ba2,454 sqft

935 Kinsale Dr, Ballwin, MO

Neighborhood details

Local context around this listing

Ballwin, MO • Saint Louis County

Nearby cities

BallwinChesterfieldFentonFlorissantKirkwoodMehlvilleOakvilleUniversity City

Nearby zip codes

6301163021

Similar homes

For Sale

$535,000

4 bd3 ba2,237 sqft

1730 Woodmore Oaks Dr, Ballwin, MO

For Sale

$650,000

4 bd3 ba3,790 sqft

605 Waterford Ridge Ct, Ballwin, MO

For Sale

$445,000

5 bd3 ba3,060 sqft

2 Silveroak Ct, Ballwin, MO

For Sale

$425,000

4 bd2 ba1,801 sqft

825 Dinard Dr, Ballwin, MO

For Sale

$300,000

4 bd3 ba2,488 sqft

1692 Carman Rd, Ballwin, MO

For Sale

$375,000

3 bd3 ba1,630 sqft

1107 Grenadier Ln, Ballwin, MO

For Sale

$550,000

4 bd4 ba3,500 sqft

425 Roosevelt Woods Ct, Fenton, MO

For Sale

$649,000

4 bd3 ba2,660 sqft

1249 Arbor Bluff Cir, Ballwin, MO

For Sale

$360,000

3 bd2 ba2,925 sqft

752 Rockridge Dr, Ballwin, MO

For Sale

$535,000

3 bd3 ba1,794 sqft

11900 Grant Pl, Saint Louis, MO

For Sale

$375,000

3 bd2 ba1,800 sqft

783 Rockridge Dr, Manchester, MO

For Sale

$424,900

4 bd3 ba2,154 sqft

1530 Apple Way Ct, Ballwin, MO

For Sale

$534,900

3 bd3 ba2,510 sqft

847 Palm Bay Dr, Ellisville, MO

For Sale

$599,900

3 bd3 ba2,572 sqft

30 Fox Mdws, Saint Louis, MO

For Sale

$535,000

4 bd3 ba2,587 sqft

1917 Dovercliff Ct, Chesterfield, MO

For Sale

$515,000

4 bd2 ba2,287 sqft

16 Nicolet Dr, Manchester, MO

For Sale

$460,000

3 bd3 ba2,390 sqft

202 Morewood Dr, Ballwin, MO

For Sale

$650,000

4 bd4 ba3,241 sqft

12949 Baalbek Dr, Saint Louis, MO

For Sale

$359,900

3 bd3 ba2,180 sqft

365 Palermo Dr, Ballwin, MO

For Sale

$489,000

4 bd4 ba3,237 sqft

323 Oakleigh Woods Dr, Ballwin, MO

Tour This Home

Pick a date

Preferred time

Apr 10, 2026

No obligation · Same-day confirmation · Takes 30 seconds

Need a different time? Request custom scheduling

Have a Question?

Get details on this property, the neighborhood, or the buying process.

Ask About This Property

We typically respond within a few hours

Download property brochure

Photos, details & neighborhood info in one PDF

Get brochure

Free · No sign-up required

Get pre-approved

Know your budget & strengthen your offer

Check eligibility

Value estimates

Live

Est. value$558,300

Est. rent$2,650/mo

30yr rate est.6.29%

Affordability$3,409/mo

Own a home nearby?

See what it's worth in today's market

Get estimate

Schedule Tour Ask

No obligation · Same-day response