For sale

$4,100,000

Est. $24,188/mo —

•

2,844

sq ft

18581 William Penn Rd, Washington, TX 77880

About this home

This hilltop home has the most beautiful sunrises and sunsets. It has 55 acres with two sides of road frontage, William Penn Road and Lone Star Road. The home and barn sit on top of the hill with views overlooking the pond. The open living, dining and kitchen areas are perfect for entertaining guests. There is a half bath located off of the living area. The split floor plan allow for each room to have privacy and all three bedrooms have ensuite bathrooms. The loft area is open to the downstairs living areas. There is a detached office. The outdoor kitchen was added in 2024 as well as the pool. Enjoy time outside on the wrap around porches, outdoor kitchen and entertaining area. There is a full kitchen and wood burning fireplace making it wonderful to enjoy in all seasons. The pool is connected to the outdoor kitchen. It has a hot tub, beach area and waterfall slide! The shop is fully concrete and has an RV connection. There is a half bath located inside of the shop.

Single-familyProperty Type

2009Year Built

55.62 acresLot Size

$1,442Price/Sq.Ft.

2 car garageParking

Listed by Samantha Medve • Medve Real Estate LLC

Listing updated: Feb 13, 2026 at 11:05pm

Redfin checked: 2 minutes ago

•Source:BCSRMLS #26001922

Payment calculator

$24,188 per month

Principal and interest$21,547

Property taxes

$420

HOA dues

Home insurance

$2,221

Utilities

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Open houses

No upcoming open houses.

Around this home

Schools

K - 12
Preschool & daycare

Krause Elementary School

Public PreK-4 • Assigned • 13.9mi

4/10

Brenham Junior High School

Public 7-8 • Assigned • 14.3mi

5/10

Brenham High School

Public 9-12 • Assigned • 13.9mi

5/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Offer insights

18581 William Penn Rd · $4,100,000

Strong offer

$4M and above

75% chance or better to win

Why $4M+ is a strong offer

DAYS ON MARKET

The average home goes pending in 88 days.

SALE-TO-LIST

Most homes are selling 3% below list price.

About offer insights

Property details

Parking

Parking/Garage Information
# of Covered Spaces: 2
Has Garage
# of Garage Spaces: 2
Has Carport
Parking Features: Attached Carport

Interior

Bathroom Information
# of Full Bathrooms: 3
# of Half Bathrooms: 1

Heating & Cooling
Has Cooling
Cooling: Central Air, Electric
Has Heating
Heating: Natural Gas, Central

Interior Features
Interior Features: High Ceilings
Window Features: Window Treatments
Has Fireplace
Fireplace Features: Gas Log, Other

Room Information
# of Rooms Total: 3

Exterior

Exterior Features
Exterior Features: Outdoor Kitchen
Fencing: Other

Pool Information
Has Private Pool
Pool Features: In Ground
Spa Features: Community

Building Information
Sq. Ft.: 2844
Levels: One
# of Stories Total: 1
Construction Materials: Stone
Foundation Details: Slab

Property Features
Security Features: Smoke Detector(s)

Property Information
Property Type: Residential
Property Sub Type: Single Family Residence
Raw Mls Property Sub Type: SingleFamilyResidence

Lot Information
Lot Size : 55.62
Lot Size Area: 55.62
Lot Size Units: Acres
Lot Size Acres: 55.62

Utilities

Utility Information
Water Source: Well
Utilities: Water Available

Electricity and solar

View estimated energy costs and solar savings for this home

Internet

View available providers

Location

Schools Information
Elementary School District: Brenham
Middle Or Junior School District: Brenham
High School District: Brenham

Location Information
Directions: From the intersection of Highway 105 and William Penn Road, turn West and the property begins on the right.
Subdivision Name: Other

Public facts

Beds: 2
Baths: 3.0
Finished Sq. Ft.: 1,844
Unfinished Sq. Ft.: —
Total Sq. Ft.: 1,844
Stories: —
Lot Size: 55.62 acres
Style: Single Family Residential
Year Built: 2009
Year Renovated: 2009
County: Washington County
APN: R000000017269

Home facts updated by county records on Apr 1, 2026

Other

Listing Information
List AOR: BryanCollegeStationRegionalAor

Sale and tax history for 18581 William Penn Rd

Sale History
Tax History

Year

Property tax

Land + Additions

Assessment*

2025

$5,039 (−71.5%)

2024

$17,680 (+298.6%)

$1,168,020 + $339,210

$1,507,230

2023

$4,436 (−7.2%)

$24,010 + $348,860

$372,870

2022

$4,779 (−4.0%)

2021

$4,979 (+0.5%)

$17,400 + $305,310

$322,710

2020

$4,957 (−1.6%)

$19,000 + $291,410

$310,410

2019

$5,039 (+1.6%)

$20,150 + $294,600

$314,750

2018

$4,959 (−0.5%)

$20,150 + $271,170

$291,320

2017

$4,984

$18,690 + $274,090

$292,780

Public record

Beds

Baths

Stories

—

Lot width

—

Lot depth

—

Lot size

55.62 Acres

Year renovated

2009

Finished Sq. Ft.

1,844

Unfinished Sq. Ft.

—

Total Sq. Ft.

1,844

Year built

2009

Style

Single Family Residential

County

Washington County

APN

R000000017269

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Apr 1, 2026.

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

3/10 Fire Factor

0.77% chance of being in a wildfire in next 30 years

8/10 Heat Factor

7 days above 111° expected this year, 22 days in 30 years

8/10 Wind Factor

98% chance of strong winds in next 30 years

1/10 Air Factor

0 unhealthy days expected this year, 0 days in 30 years

Provided by First Street

Historical weather

Washington, TX • 77880

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

100/ 100

Exceptional sunlight

Sunscore

This home ranks in the top 1% for direct sun exposure in Washington. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.

9.6 hrs

7 hrs

JuneDecember

Provided by Shadowmap

Redfin Estimate for 18581 William Penn Rd

$3,591,892

$508K under list price of $4.10M

Nearby comparable homes

The Redfin Estimate uses 6 recent nearby sales, priced between $279K to $979K.

SOLD FEB 26, 2026
$879,000 Last sold price
3 beds2 baths2,845 sq ft
9165 Meadow Creek Ln, Chappell Hill, TX 77426
$1133/sq ft
smaller lot
SOLD OCT 2, 2025
$340,000 Last sold price
4 beds2.5 baths2,644 sq ft
7707 Bunker Dr, Navasota, TX 77868
$1313/sq ft
smaller lot
11 years newer
SOLD MAR 26, 2026
$809,999 Last sold price
4 beds3.5 baths2,762 sq ft
1355 Bluebonnet Ridge Dr, Chappell Hill, TX 77426
$1149/sq ft
smaller lot
16 years newer
SOLD MAY 26, 2026
$279,000 Last sold price
4 beds2 baths1,755 sq ft
7418 Masters Dr, Navasota, TX 77868
$1283/sq ft
smaller lot
8 years newer
SOLD APR 1, 2026
$625,000 Last sold price
4 beds4.5 baths4,192 sq ft
706 Church St, Navasota, TX 77868
$1293/sq ft
smaller lot
70 years older
SOLD JUN 30, 2026
$979,000 Last sold price
3 beds3.5 baths3,050 sq ft
10734 Winding Br, Chappell Hill, TX 77426
$1121/sq ft
smaller lot
17 years newer

Rental earnings

Est. $3,497 per month, based on comparable rentals

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