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Verified property facts
21500 Firefly Rd is listed at $275,000 with 3 bedrooms, 1 full bathrooms, 1,960 square feet, 4.72-acre lot.
21500 Firefly Rd is zoned for Florence ISD with assigned schools: Florence (elementary), Florence (middle), Florence (high). School assignments should be verified directly with the district.
21500 Firefly Rd is a Residential built in 2003 featuring 3 bedrooms, 1 full bathrooms, 1,960 square feet, 4.72-acre lot.
21500 Firefly Rd 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 21500 Firefly Rd is $2,406. 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
Listed with current price, original ask, and market time.
This 3-bedroom, 1-bathroom home in Florence offers a rare architectural layout on a private 4.73-acre lot. The distinctive “round house” design showcases a faceted exterior and an interior centered around a massive 360-degree natural stone fireplace. The open-concept living, dining, and kitchen areas wrap seamlessly around this central hearth, creating a spacious and connected living environment.
Inside, vaulted ceilings finished with light wood planking rise from the perimeter walls to a central peak, mirroring the home’s unique polygonal footprint. The striking geometric woodwork paired with substantial stone masonry delivers a custom, high-end feel and provides a strong foundation for your finishing touches.
The home features three spacious bedrooms and an oversized bathroom, along with a large laundry and utility room offering ample storage and workspace. Water is supplied via a private storage tank that is regularly filled, as there is no municipal water connection.
Outside, a detached carport provides covered parking and additional functional space separate from the main home. The 4.73-acre property offers a peaceful rural retreat with room for animals, gardening, or future improvements. Native vegetation thrives throughout the land, including wild onions, wild grapes, blackberries, and chives, adding to the property's natural charm and usability.
With major structural character already in place and unique architectural appeal, this property presents a rare opportunity to create a truly one-of-a-kind residence with strong equity potential.
Property Type
Residential
Year Built
2003
Lot Size
4.72 acres
$/Sq Ft
$140
Garage
4 spaces
Listed by Watters International Realty
Property Details
Features
Appliances
Flooring
Features
Construction
Lot Features
Fencing
Foundation
Patio / Porch
Parking

Florence ISD
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. Ratings from GreatSchools.org.
20% ($55K)
$275,000
Luxury property intelligence
A sourced read on Wa Riggs Surv Abs #1046 pricing, timing, and property scale. No automated valuation claim.
List price
$275,000
Price per sqft
$140/sqft
Vs. Wa Riggs Surv Abs #1046 median
Not available
Days on market
38 days
Original to current
No verified reduction
$275K original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of May 4, 2026.
Request Private Market AnalysisWith 20% down ($55,000) on a 30-year fixed mortgage at approximately 6.75%, the estimated monthly payment for 21500 Firefly Rd is around $1,627 including principal, interest, and estimated taxes. Actual payment varies by rate, down payment, insurance, and HOA fees.
At $275,000, 21500 Firefly Rd is in the Wa Riggs Surv Abs #1046 market where there are currently 19 active listings in 76527.
Answers use visible listing facts, school context, and neighborhood data available on this page. Verify time-sensitive details before making decisions.
1 event on record
Current Price
$275,000
Timeline data compiled from MLS records and public records. Information deemed reliable but not guaranteed.
Timeline merges MLS activity (when permitted) with public records. Some details may be restricted to registered VOW clients.
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