
Luxury meets resort-style living on a private cul-de-sac lot in this extensively upgraded home featuring an incredible backyard designed for year-round entertaining. The approximately 45,000-gallon pool with dramatic sheer descents, spa, recently upgraded equipment, outdoor kitchen, fire pit, artificial turf, and multiple outdoor living areas create a private retreat unlike any other. Inside, quality craftsmanship and designer finishes are evident throughout. Rich hardwood floors extend through the main living areas, staircase, and primary suite, while New Zealand wool carpet adds warmth upstairs. The gourmet kitchen features upgraded granite, marble backsplash, limestone flooring, beverage refrigerator, trash compactor, and abundant cabinetry. The family room showcases a stately fireplace with custom Lagos Blue limestone, fire glass, and fireballs, while the indoor/outdoor audio system enhances both everyday living and entertaining. The luxurious primary suite offers a true spa experience with honed travertine flooring and shower surround, custom quartz vanities, a multifunction shower system, and a heated bubble massage air tub. Every bathroom has been beautifully remodeled with designer finishes. Offering 4 bedrooms, a private study with custom built-ins, formal living and dining rooms, media room, and an expansive game room opening to a balcony overlooking the backyard, this home is as functional as it is beautiful. Extensive updates include approximately $25K in designer lighting, $12K in upgraded architectural hardware, custom blinds and shades, roof (2022), HVAC (2020) with 2026 plenum upgrades, tankless water heater (2025), insulated garage doors, and epoxy garage flooring. Ideally located just 20 minutes from Downtown Austin and within walking distance to lakes, parks, miles of hike-and-bike trails, restaurants, shopping, and entertainment. Zoned to highly acclaimed Leander ISD with nearby charter and private school options.
Property Type
Residential
Year Built
2005
Lot Size
0.31 acres
$/Sq Ft
$313
HOA
$47.5/mo
Garage
3 spaces
Pool
Yes
Listed by Regency REALTORS
Verified property facts
3900 Simon Ridge CT is listed at $1,275,000 with 4 bedrooms, 3 full, 1 half bathrooms, 4,076 square feet, 0.31-acre lot. This places it above the 78613 median of $655,000.
3900 Simon Ridge CT is zoned for Leander ISD with assigned schools: Ronald Reagan (elementary), Stiles (middle), Vista Ridge (high). School assignments should be verified directly with the district.
3900 Simon Ridge CT is a Residential built in 2005 featuring 4 bedrooms, 3 full, 1 half bathrooms, 4,076 square feet, 0.31-acre lot.
3900 Simon Ridge CT is presented by the Keenan Group at Compass Real Estate, the #1 Austin Board of Realtors Team (2024) with 1,000+ career transactions and $1B+ in career volume across Austin's luxury market.
The most recent annual property tax for 3900 Simon Ridge CT is $20,311. Texas has no state income tax, so property taxes are a primary revenue source. Rates vary by jurisdiction and exemptions. Verify current amounts with the county appraisal district.
#1 Austin Board of Realtors Team. Over 1,000 successful transactions with high-end expertise.
25+ years advising buyers and sellers in this community
Property Details
Features
Appliances
Flooring
Features
Construction
Lot Features
Fencing
Foundation
Patio / Porch
Parking
Waterfront
Price Change with current price, original ask, and market time.
Public record data from county appraisal records. Market value can differ from assessed value.
| Year | Taxes | Total Assessment | Land | Additions |
|---|---|---|---|---|
2026+1.6% | — | $1,025,226 | $180,000 | $845,226 |
2025 | — | $1,008,920 | $180,000 | $930,184 |

Zoned assignments come from the property school fields available to us. District context schools are shown only when an assigned tier is missing. Contact the school district directly to verify current boundaries and enrollment eligibility.
20% ($255K)
$1,275,000
Luxury property intelligence
A sourced read on Ranch At Brushy Creek South pricing, timing, and property scale. No automated valuation claim.
List price
$1,275,000
Price per sqft
$313/sqft
Vs. Ranch At Brushy Creek South median
Not available
Days on market
16 days
Original to current
$50K reduction
$1.3M original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of Aug 1, 2026.
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#1 ABOR Team 2024 with $1B+ career sales volume
With 20% down ($255,000) on a 30-year fixed mortgage at approximately 6.75%, the estimated monthly payment for 3900 Simon Ridge CT is around $8,308 including principal, interest, and estimated taxes. Actual payment varies by rate, down payment, insurance, and HOA fees.
At $1,275,000, 3900 Simon Ridge CT is in the Ranch At Brushy Creek South market where there are currently 225 active listings in 78613. The Keenan Group has completed 21 transactions in 78613 as part of 1,000+ career sales totaling $1B+ across Austin.
3900 Simon Ridge CT includes verified waterfront access: None. Buyers should confirm shoreline, dock rights, and floodplain status during due diligence.
3900 Simon Ridge CT is part of a managed community with HOA dues of $48 monthly. HOA-managed communities in Austin's luxury market typically provide amenities such as common areas, security, and exterior maintenance. Verify current dues and rules with the HOA directly.
Answers use visible listing facts, school context, and neighborhood data available on this page. Verify time-sensitive details before making decisions.
4 events on record
Current Price
$1,275,000
Timeline data compiled from MLS records and public records. Information deemed reliable but not guaranteed.
| Year | Taxes | Total Assessment | Land | Additions |
|---|---|---|---|---|
2026+1.6% |
| — |
| $1,025,226 |
| $180,000 |
| $845,226 |
2025 | — | $1,008,920 | $180,000 | $930,184 |
Timeline merges MLS activity (when permitted) with public records. Some details may be restricted to registered VOW clients.
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