190 Portmarnock Ln, Weldon Spring (Saint Charles), MO 63304 Property Records

St. Charles County property record for 190 Portmarnock Ln, Weldon Spring, MO 63304

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 4,154 sqft · built 1991
Lot Size	0.36 acres (15,682 sqft)
Owner	2 Individual Names on Record
Last Sale	$400,000 (Apr 2018)
Tax Bill	$7,117 (2025)
Deeds & Mortgages	Oct 2019 Mortgage Apr 2018 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`A883003304`

Property Details

APN / Parcel Number

Primary APN	`A883003304`
Alternative APN	`3-121B-6315-00-0064.0000000`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Half Baths	2 Half Baths
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	4,154 sqft Living Area
Gross Area	5,180 sqft
1st Floor Area	1,664 sqft
Basement Area	1,650 sqft
Finished Basement	1,200 sqft
Unfinished Basement	450 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1991
Effective Year Built	Effective 1991
Architectural Style	Bi-Level
Exterior Material	Brick
Roof Type	Gable
Roof Material	Asphalt
Lot Area	15,682 sqft (0.36 acres)
Terrain	Rolling
Garage Type	Attached
Garage Area	576 sqft
Parking Spaces	2 Parking Spaces

Exterior Amenities

Porch	Open Porch
Porch Area	156 sqft
Deck Area	Deck Area
Patio Area	240 sqft

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C
Heating Fuel	Gas
Sewer	Connected

Location & Zoning

Account Number	A883003304
Street Address	190 PORTMARNOCK LN
City	WELDON SPRING
State	MO
Zip	63304-0547
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	WHITMOOR COUNTRY CLUB #1 LOT 64
Legal Subdivision	WHITMOOR COUNTRY CLUB #1
Legal Lot Number	64
Jurisdiction	ST CHARLES MO
Township / Civil Division	COTTLEVILLE
Census Block Group	2
Census Block	2000
Census Tract	311103

Owner

Source: St. Charles County records, as of August 13, 2025

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on Record
Mailing Address	190 PORTMARNOCK LN, WELDON SPRING, MO 63304-0547
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Oct 31, 2019	Deed of Trust, Mortgage · Conventional Mortgage BUSEY BANK
Apr 11, 2018	Warranty Deed, Transfer · Conventional Mortgage BUSEY BANK

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 11, 2018 · Amount on Record
Deed Sale	Apr 11, 2018 · Amount on Record
Deed Document Number	2018194260
Deed Book / Page	6903 / 1275
Prior Transfer Date	Dec 8, 2008
Prior Transfer Doc	0050810653
Record Updated	Jun 8, 2026

October 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ST CHARLES MO
Property Address	190 PORTMARNOCK LN, WELDON SPRING, MO 63304-0547
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0071731284
Date	Oct 31, 2019
Book Page	7173/1284
Instrument	20191031000618100

Lender

Name	BUSEY BANK
Type	Bank
Address	91820

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	301 Months
Due	Nov 1, 2044

April 2018: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	ST CHARLES MO
Recording Date	Apr 11, 2018
Property Address	190 PORTMARNOCK LN, WELDON SPRING, MO 63304-0547
Document Number	0069031275
Book / Page	6903 / 1275
Map Reference	MB 27 PG 128
Instrument Date	Apr 5, 2018
Instrument	20180411000194260
Transaction Type	Transfer
Record Updated	Aug 9, 2021

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount from Assessment
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	1139 WHITMOOR DR, 1139, WELDON SPRING, MO 63304-0575

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	190 PORTMARNOCK LN, WELDON SPRING, MO 63304-0547

Mortgage

Document Number	20180411000194270
Date	Apr 11, 2018
Instrument	20180411000194270

Lender

Name	BUSEY BANK
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	May 1, 2048

Tax Assessment & Valuation

Source: St. Charles County assessment roll, as of August 13, 2025

Property Jurisdictions

Type	Name
State	Missouri
County	St. Charles County
Municipality	Weldon Spring City
Unified School District	Francis Howell R-III School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$7,117.00 (+9.59%)	$120,327 (+10.33%)	$633,305 (+10.33%) Land $106,670 Building $526,635
2024	$6,494.00
2023		$109,058
2022			$573,986 Land $96,003 Building $477,983

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

Source: FEMA National Flood Hazard Layer, effective August 25, 2024 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	3 in force
Nearby Flood Claims	1 (1982)
Most Recent Claim	Jun 1982 · rainfall accumulation

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 80% of the US · lower than 84% of Missouri
Wildfire Likelihood	0.02% annual chance
Exposure	Direct burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	WELDON SPRING HEIGHTS VILLAGE PWS serves 100 people · EPA ID MO6010919
Water Source	Groundwater
Last State Inspection	Jan 2024
Lead	1 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. The service area is an EPA estimate; the actual supplier may differ.

Internet Providers

Source: FCC Broadband Data Collection, based on 145 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL	5,000 / 5,000
Spectrum Cable	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Wisper ISP.

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