307 Merlin Dr is a 4,316 square foot house on a 1.04 acre lot with 4 bedrooms and 4.5 bathrooms. Based on Redfin's Weldon Spring data, we estimate the home's value is $987,720.
Single-familyProperty Type
1999Year Built
1.04 acresLot Size
$229Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$987,720
$20K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.3% lower than the average sale price ($991K) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$8,995 (+6.8%)
2024
$8,421
2023
$8,417 (+15.1%)
2022
$7,310
2021
$7,317 (+5.7%)
2020
$6,924 (+0.5%)
2019
$6,892 (−4.6%)
2018
$7,227 (+0.8%)
2017
$7,167
2016
$7,173 (+0.6%)
2015
$7,131 (+0.8%)
2014
$7,072
Tax history for 307 Merlin Dr
Year
Property tax
Land + Additions
Assessment*
2025
$8,995 (+6.8%)
2024
$8,421
2023
$8,417 (+15.1%)
2022
$7,310
2021
$7,317 (+5.7%)
2020
$6,924 (+0.5%)
2019
$6,892 (−4.6%)
2018
$7,227 (+0.8%)
2017
$7,167
2016
$7,173 (+0.6%)
2015
$7,131 (+0.8%)
2014
$7,072
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Aug 17, 2023 • Final
Mechanical / electrical / plumbing
Remove and replace a water heater and install a expansion tank.
Plumbing
Water heater
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Basement Information
Basement Sq. Ft: 2,318
Basement Finish: Finished
Bathroom Information
# of Full Baths: 4
# of 1/2 Baths: 1
Heating & Cooling
Heating Fuel Type: Gas
Fireplace Information
# of Fireplaces: 1
Fireplace Type: 1 Story 1 Opening
Has Fireplace
Room Information
# of Rooms: 8
Exterior
Exterior Information
Physical Condition: Average
Building Construction Quality: Good
Exterior Wall: Vinyl
Property Information
Subdivision Name: CAMELOT
Living Sq. Ft: 4,316
Building Sq. Ft: 5,834
# of Stories: 2
Stories Type: 1
Legal Description: CAMELOT LOT 21
Parking & Garage Information
# of Parking Spaces: 3
Lot Information
# of Buildings: 1
Land Sq. Ft: 45,302
Legal Lot Number: 21
School Tax District: FRANCIS HOWELL
Municipality Name: WELDON SPRINGS
Acres: 1.04
Zoning Code: AE4
County Use Description: SINGLE FAMILY RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 4.5
Sq. Ft.: 4,316
Stories: 2.0
Lot Size: 1.04 acres
Style: Single Family Residential
Year Built: 1999
Year Renovated: —
County: St. Charles County
APN: 3-0122-7498-00-0021.0000000
Home facts updated by county records on Aug 7, 2026
Around this home
Schools
Independence Elementary School
Public K-5 • Assigned • 0.6mi
10/10
Bryan Middle School
Public 6-8 • Assigned • 0.5mi
9/10
Francis Howell High School
Public 9-12 • Assigned • 3.3mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
5/10 Heat Factor
7 days above 107° expected this year, 20 days in 30 years
2/10 Wind Factor
1% chance of strong winds in next 30 years
2/10 Air Factor
1 unhealthy days expected this year, 1 days in 30 years
Provided by First Street
Historical weather
Weldon Spring, MO • 63304
Average low and high temperatures (°F)
38
21
47
28
67
42
72
51
76
56
86
67
90
72
86
66
84
61
74
51
57
41
47
30
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 9.7 hours in
June and 4.2 hours in December, which is comparable to the
U.S. average for solar exposure.
9.7 hrs
4.2 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$939,000 – $1.14M
Reach more buyers when you sell with Redfin. Save up to $9,877 in fees.3 minutes to get started.