5101 Portmarnock Ct, Austin, TX 78747
Property image
Property image
OFF MARKET

5101 Portmarnock Ct
Austin, TX 78747

Onion Creek
  • 3 Beds
  • 2 Baths
  • 2,734 sqft

$612,600

Trulia Estimate
as of Jul 6, 2026
Est. Refi. Payment $3,882/mo*

$612,600

Trulia Estimate
as of Jul 6, 2026
Est. Refi. Payment $3,882/mo*
3 Beds
2 Baths
2,734 sqft

Local Information

  • Map ViewExplore the area around 5101 Portmarnock Ct.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Description

This spacious 3 bedroom, 2 bathroom home in South Austin is a must see. It offers plenty of space with two living spaces & two dining areas. Conveniently located to downtown Austin in Onion Creek subdivision within a golf course community, on a quiet cul de sac. Large windows overlook the front and backyard, with an enclosed screen patio. Home has been recently upgraded with hardwood floors, crown molding, granite countertops and stainless-steel appliances. Charming home that has been well maintained from the inside out.
5101 Portmarnock Ct, Austin, TX 78747 is a 3 bedroom, 2 bathroom, 2,734 sqft single-family home in Onion Creek, built in 1998. It is currently off market. The Trulia Estimate is $612,600, with a rent estimate of $2,566/month.

Home Highlights

Parking
Garage
Outdoor
No Info
A/C
Heating & Cooling
HOA
None
Price/Sqft
No Info
Listed
Less than a day ago

Home Details for 5101 Portmarnock Ct

Interior Features

Heating & Cooling
Heating: OtherAir ConditioningCooling System: CentralHeating Fuel: Other
Appliances & Utilities
DishwasherMicrowaveRefrigerator
Fireplace & Spa
Fireplace
Levels, Entrance, & Accessibility
Floors: Tile, Hardwood

Exterior Features

Exterior Home Features
Roof: CompositionFoundation Type: Slab
Parking & Garage
GarageParking: Garage Attached

Property Information

Year Built
Year Built: 1998
Property Type / Style
Property Type: Single Family Home

Community

Units in Building: 1

Lot Information

Lot Area: 10589 sqft

Price History for 5101 Portmarnock Ct

DatePriceEventSource
04/29/2021ListingRemovedKeller Williams
03/10/2021$560,000PendingUnlock MLS #2434328
03/05/2021$515,000Listed For SaleUnlock MLS #2434328

Market trends in Austin

Last updated May 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$555K
$14.2K
MoM
Sale-to-List Price
97.8%
0.3%
MoM
Price per sq ft
$294
$1
MoM
Available listings
5593
254
MoM
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Property Tax and Assessment

Year2025
Tax$5,982
Assessment$582,513
Home facts updated by county records

Comparable Sales for 5101 Portmarnock Ct

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
0.03
Single-Family Home
-
10/03/25
3
3
2,626
0.44
Single-Family Home
-
09/18/25
4
3
2,658
0.37
Single-Family Home
-
07/07/25
5
3
2,612
0.65
Single-Family Home
-
10/27/25
4
2
2,380
0.46
Single-Family Home
-
09/29/25
4
3
2,171
0.47
Single-Family Home
-
06/23/26
4
4
3,195
0.57
Single-Family Home
-
03/02/26
3
2
1,500
0.78
Single-Family Home
-
06/22/26
4
2
2,325
0.73
Single-Family Home
-
03/05/26
3
2
1,912
0.62
Single-Family Home
-
09/19/25
3
2
1,436

Nearby homes

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Assigned Schools

These are the assigned schools for 5101 Portmarnock Ct.
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

Neighborhood Overview

Neighborhood stats provided by third party data sources.

What Locals Say about Onion Creek

At least 1 Trulia users voted on each feature.
  • 100 % Say car is needed

  • 100 % Say it's dog friendly

  • 100 % Say people would walk alone at night

  • 100 % Say parking is easy

  • 100 % Say there's holiday spirit

  • 100 % Say yards are well-kept

  • 100 % Say there's wildlife

  • 100 % Say streets are well-lit

  • 75 % Say they plan to stay for at least 5 years

  • 75 % Say it's quiet

  • 67 % Say neighbors are friendly

  • 67 % Say kids play outside

  • 50 % Say there are community events

  • 50 % Say it's walkable to restaurants

  • 33 % Say there are sidewalks

  • 25 % Say it's walkable to grocery stores

Sourced by Trulia users. Learn more about our methodology.

LGBTQ Local Legal Protections

Apartments for Rent

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Homes for sale near 5101 Portmarnock Ct

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Off Market Homes Near 5101 Portmarnock Ct

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