St. Louis County property record for 10550 Mortimer Ln, Saint Louis, MO 63134
| Property Type | Vacant Land |
|---|---|
| Details | 2 bd · 1 ba · 864 sqft · built 1942 |
| Lot Size | 0.19 acres (8,268 sqft) |
| Owner | Trust Name on File |
| Last Sale | $13,250 (May 2021) |
| Tax Bill | $450 (2025) |
| Deeds & Mortgages | May 2021 Sale Nov 2020 Sale & Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 12L-32-0322 |
| Primary APN | 12L-32-0322 |
|---|
| Lot Area | 8,268 sqft (0.19 acres) |
|---|---|
| Lot Dimensions | 110 ft deep x 62 ft wide |
| Sewer | Municipal |
|---|---|
| Water Source | Commercial |
| Street Address | 10550 MORTIMER LN |
|---|---|
| City | SAINT LOUIS |
| State | MO |
| Zip | 63134-3814 |
| Property Category | Vacant Land |
| Property Type | Vacant Land > Uncategorized |
| Local Zoning Code | 73R-1 |
| Legal Description | EDMUNDSON TERRACE LOT 4 |
| Legal Subdivision | EDMUNDSON TERRACE |
| Legal Block | 3 |
| Legal Lot Number | 4 |
| Jurisdiction | ST LOUIS MO |
| Township / Civil Division | AIRPORT |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 213402 |
10550 Mortimer Ln, vacant land, is held in a trust since May 2021.
Source: St. Louis County records, as of September 29, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 10539 MORTIMER LN, SAINT LOUIS, MO 63134-3813 |
| Owner Type | Company |
| Vesting | Trust, Living Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| May 19, 2021 | Warranty Deed, Transfer US TITLE O FULTON |
| Nov 13, 2020 | Grant Deed, Transfer · Line of Credit MAIN STREET FNDG |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 19, 2021 · Amount on File |
| Deed Sale | May 19, 2021 · Amount on File |
| Deed Document Number | 202183 |
| Deed Book / Page | 24870 / 240 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | ST LOUIS MO |
| Recording Date | May 19, 2021 |
| Property Address | 10550 MORTIMER LN, SAINT LOUIS, MO 63134-3814 |
| Document Number | 0248700240 |
| Book / Page | 24870 / 240 |
| Map Reference | MB 37 PG 47 |
| Instrument Date | May 17, 2021 |
| Instrument | 2021051900083 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Title Company | US TITLE O FULTON |
| Amount | Amount on Record |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Verified / From Affidavit |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 11019 SAINT AMBROSE LN, 11019, SAINT ANN, MO 63074-1211 |
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 10539 MORTIMER LN, SAINT LOUIS, MO 63134-3813 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ST LOUIS MO |
| Recording Date | Nov 13, 2020 |
| Property Address | 10550 MORTIMER LN, SAINT LOUIS, MO 63134-3814 |
| Document Number | 0244381642 |
| Book / Page | 024438 / 001642 |
| Instrument Date | Oct 28, 2020 |
| Instrument | 920 |
| Transaction Type | Transfer |
| Record Updated | Mar 5, 2021 |
| Title Company | CTC |
| Amount | Amount on Record |
|---|---|
| Tax | $0.00 |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 10424 LACKLAND RD ST LOUIS MO 631142202, ST LOUIS, MO 63114-2202 |
| Investor | Possibly a Property Investor |
| Document Number | 244381649 |
|---|---|
| Date | Nov 13, 2020 |
| Book Page | 024438/001649 |
| Instrument | 921 |
| Name | MAIN STREET FNDG |
|---|---|
| Type | Funding / Finance Company |
| Address | ST LOUIS, MO 63141 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|
The 2025 property tax bill for 10550 Mortimer Ln was $450, up 16.9% from the year before.
Source: St. Louis County assessment roll, as of September 29, 2026
| Type | Name |
|---|---|
| State | Missouri |
| County | St. Louis County |
| Municipality | Edmundson City |
| Unified School District | Ritenour School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $6,080 (-) Land $6,080 | $32,000 (-) Land $32,000 | |
| 2025 | $450.00 (+16.88%) | $6,080 Land $6,080 | $32,000 Land $32,000 |
| 2024 | $385.00 (+2.39%) | ||
| 2023 | $376.00 | $4,660 Land $4,660 | $24,500 Land $24,500 |
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.
FEMA maps place 10550 Mortimer Ln in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective August 10, 2025
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 10550 Mortimer Ln is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 98.2% of Missouri |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | MO AMERICAN ST LOUIS ST CHARLES COUNTIES private · serves 1,111,000 people · EPA ID MO6010716 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Feb 2024 |
| Lead | Under 1 ppb (2023–2025) 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, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 162 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
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