St. Charles County property record for 185 Portmarnock Ln, Weldon Spring, MO 63304
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 2,818 sqft · built 1994 |
| Lot Size | 0.44 acres (19,166 sqft) |
| Owner | 2 Individual Names on File |
| Deeds & Mortgages | Jun 2020 Mortgage Aug 2020 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | A883003309 |
| Primary APN | A883003309 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 2,818 sqft Living Area |
| Gross Area | 4,961 sqft |
| 1st Floor Area | 2,265 sqft |
| Basement Area | 2,213 sqft |
| Finished Basement | 553 sqft |
| Unfinished Basement | 1,660 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1994 |
|---|---|
| Effective Year Built | Effective 1994 |
| Architectural Style | Ranch |
| Exterior Material | Brick |
| Roof Type | Hip |
| Roof Material | Asphalt |
| Lot Area | 19,166 sqft (0.44 acres) |
| Terrain | Rolling |
| Garage Type | Attached |
| Garage Area | 483 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 90 sqft |
| Patio Area | 300 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Connected |
| Account Number | A883003309 |
|---|---|
| Street Address | 185 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 69 |
| Legal Subdivision | WHITMOOR COUNTRY CLUB #1 |
| Legal Lot Number | 69 |
| Jurisdiction | ST CHARLES MO |
| Township / Civil Division | COTTLEVILLE |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 311103 |
Source: St. Charles County assessment roll, APN A883003309, as of August 7, 2026 · Last verified August 2026
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 File |
|---|---|
| Mailing Address | 185 PORTMARNOCK LN, WELDON SPRING, MO 63304-0547 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jun 08, 2020 | Deed of Trust, Mortgage · Conventional Mortgage KELLER MORTGAGE LLC |
| Aug 28, 2020 | Deed of Trust, Mortgage · Line of Credit US BK |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ST CHARLES MO |
| Property Address | 185 PORTMARNOCK LN, WELDON SPRING, MO 63304-0547 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0073140669 |
|---|---|
| Date | Jun 08, 2020 |
| Book Page | 7314/669 |
| Instrument | 20200608000379380 |
| Name | KELLER MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | DUBLIN, OH 43016 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 180 Months |
| Due | Jun 01, 2035 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ST CHARLES MO |
| Property Address | 185 PORTMARNOCK LN, WELDON SPRING, MO 63304-0547 |
| Document Number | 0000072017 |
| Instrument Date | Aug 28, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Dec 16, 2020 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Relationship | Married Couple |
| Address | 185 PORTMARNOCK LN WELDON SPRING MO 633040547, WELDON SPRING, MO 63304-0547 |
| Document Number | 0000072017 |
|---|---|
| Date | Sep 28, 2020 |
| Instrument | 72017 |
| Name | US BK |
|---|---|
| Type | Bank |
| Address | CINCINNATI, OH 45202 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Sep 27, 2050 |
| Rate Type | Adjustable Rate |
|---|
Source: St. Charles County assessment roll as of August 7, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | Missouri |
| County | St. Charles County |
| Municipality | Weldon Spring City |
| Unified School District | Francis Howell R-III School District (PK - 12) |
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.
| Year | Assessed Value | Assessed Market Value |
|---|---|---|
| 2026 | $111,613 (+6.76%) | $587,435 (+6.76%) Land $160,000 Building $427,435 |
| 2023 | $104,543 | |
| 2022 | $550,225 Land $144,000 Building $406,225 |
Source: FEMA National Flood Hazard Layer, St. Charles County (29183C), as of August 25, 2024 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 291833111032, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 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 |
| Wildfire Risk | Low lower than 80% of the US · lower than 84% of Missouri |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
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.
Source: FCC Broadband Data Collection, 145 locations within half a mile, as of December 31, 2025 · Last verified October 2026
| 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 USA Fixed Wireless | 100 / 20 |
May also be available: Wisper ISP.
Source: EPA Safe Drinking Water Information System, water system MO6010919, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | WELDON SPRING HEIGHTS VILLAGE PWS serves 100 people |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jan 2024 |
| Lead | 1 ppb (2022–2024) action level 15 ppb |
| 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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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