1640 Slate Rock Rd is a 1,800 square foot house on a 186.22 acre lot with 3 bedrooms and 2 bathrooms. Based on Redfin's Ennis data, we estimate the home's value is $1,244,906.
Single-familyProperty Type
2006Year Built
186.22 acresLot Size
$692Est. Price/Sq.Ft.
1 spaceParking
Source:Public Records
Redfin Estimate
$1,244,906
$66K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 249.5% higher than the average sale price ($356K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Mar 5, 2026 • Active
Commercial
Electrical
Oct 7, 2025 • Active
Commercial
Register an electrical contractor.
Electrical
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
Exterior
Exterior Information
Building Type: Residential
Pool Information
Has Pool
Property Information
Subdivision Name: R PENA
Living Sq. Ft: 1,800
Ground Floor Sq. Ft: 1,800
Building Sq. Ft: 1,800
# of Stories: 1
Legal Description: 3 R PENA & 126 J W BROCK 186.2160 ACRES
Parking & Garage Information
Parking Type: Carport
Garage/Parking Sq. Ft: 468
Garage / Carport Type: Carport
Lot Information
# of Buildings: 1
Land Sq. Ft: 8,111,569
Municipality Name: ENNIS
Acres: 186.216
State Use Description: REAL PROP-QUAL. OPEN SPACE LND
Financial
Assessor Information
Assessment Year: 2026
Tax District County: ELLIS COUNTY
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,800
Stories: 1.0
Lot Size: 186.22 acres
Style: Single Family Residential
Year Built: 2006
Year Renovated: —
County: Ellis County
APN: 000000177958
Home facts updated by county records on Sep 21, 2026
Around this home
Schools
Hazel Ingram Elementary School
Public PreK-K • Assigned • 10.0mi
Ferris Junior High School
Public 6-8 • Assigned • 9.3mi
3/10
Ferris High School
Public 9-12 • Assigned • 9.2mi
5/10
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
6/10 Fire Factor
8% chance of being in a wildfire in next 30 years
7/10 Heat Factor
7 days above 110° expected this year, 25 days in 30 years
6/10 Wind Factor
27% chance of strong winds in next 30 years
2/10 Air Factor
0 unhealthy days expected this year, 1 days in 30 years
Provided by First Street
Historical weather
Ennis, TX • 75119
Average low and high temperatures (°F)
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37
67
45
77
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61
84
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76
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91
70
86
63
74
53
64
45
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Sun exposure
In this area, properties receive around 9.8 hours in
June and 5.3 hours in December, which is comparable to the
U.S. average for solar exposure.