510 Herrin, Bertram, TX 78605 | Col Realty  <div id="share-modal" class="share-modal-overlay" onclick="if(event.target===this)closeShare()"> <div class="share-modal-box"> <button class="share-modal-close" onclick="closeShare()">×</button> <h3 class="share-modal-title">Share this home</h3> <p id="share-modal-address" class="share-modal-address"></p> <div class="share-options"> <button class="share-opt" onclick="shareVia('copy')"><span class="share-opt-icon">🔗</span><span>Copy link</span></button> <button class="share-opt" onclick="shareVia('email')"><span class="share-opt-icon">✉️</span><span>Email</span></button> <button class="share-opt" onclick="shareVia('text')"><span class="share-opt-icon">💬</span><span>Text</span></button> <button class="share-opt" onclick="shareVia('facebook')"><span class="share-opt-icon" style="background:#1877f2;color:#fff;border-radius:50%;font-weight:700;font-size:16px;">f</span><span>Facebook</span></button> <button class="share-opt" onclick="shareVia('twitter')"><span class="share-opt-icon" style="background:#000;color:#fff;border-radius:50%;font-size:14px;font-weight:700;">𝕏</span><span>X / Twitter</span></button> <button class="share-opt" onclick="shareVia('whatsapp')"><span class="share-opt-icon">📱</span><span>WhatsApp</span></button> </div> <div id="share-copy-confirm" class="share-copy-confirm" style="display:none;">✅ Link copied to clipboard!</div> </div> </div> <script> const IS_AUTHENTICATED = false; // ── Favorites ────────────────────────────────────────────────────── function handleFavorite(btn, listingId) { if (!IS_AUTHENTICATED) { const modal = document.getElementById('login-modal'); if (modal) modal.style.display = 'flex'; return; } fetch('/accounts/favorite/' + listingId + '/', { method: 'POST', headers: { 'X-CSRFToken': 'OXdN6z4X3wDAGqvWCO0ULLxOBTpmRVIvaRiSzaRtTq9IkKJnFFnBjGSn1MUM8iFg', 'Content-Type': 'application/json' } }) .then(r => r.json()) .then(data => { const saved = data.status === 'added'; btn.classList.toggle('saved', saved); const svg = btn.querySelector('svg'); svg.setAttribute('fill', saved ? 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Description

Tucked away from the pace of everyday life, 510 Herrin Lane is a true Hill Country sanctuary where intentional design and expansive acreage come together just outside Bertram. Created for those who value independence, longevity, and refined living, this Earth-Sheltered concrete home blends seamlessly into the landscape, delivering a quiet, temperature-stable environment year-round. Constructed with reinforced concrete and steel, the home provides exceptional durability, energy efficiency, and resilience rarely found in traditional construction. Earth contact naturally contributes to a negative ion–rich indoor environment—similar to the air after a fresh rain—supporting improved air quality, reduced allergens, and a calming, wellness-focused atmosphere. Inside, generous living spaces feel warm and inviting, with hardwood and slate flooring, abundant natural light, and flexible areas suited for entertaining or everyday living. Advanced air filtration and whole-home water purification systems further enhance comfort and wellness. The kitchen serves as the heart of the home, designed for serious cooking and highlighted by a BlueStar gas range, premium appliances, and generous prep space. A thoughtful flow and natural light strengthen the connection between indoor and outdoor living. Outside, rolling Hill Country terrain unfolds with scenic views and a peaceful spring-fed pond that attracts wildlife and creates a serene backdrop. The acreage lends itself well to agricultural pursuits, including the potential for a boutique wine vineyard in a region suited for viticulture. An insulated steel outbuilding with multiple roll-up doors provides flexible workshop or storage space, along with separate guest or multi-generational living quarters. Water-capture systems and dual septic setups support a self-sustaining lifestyle.

Contact Agent

Col Realty

(512) 699-3810

📞 Call 💬 Text ✉️ Email

Property Details

Status	Active
MLS #	ACT215828818
Taxes	$9,737 (2025) / year
Type	Residential
Year Built	2014
Lot Size	43.81 AC / 1,908,363 SF
County	Burnet
Subdivision	William S Hotchkiss Surv 16 Ab

Property Information

Interior

Two Primary SutiesCeiling Fan(s)Beamed CeilingsCeiling-HighChandelierGranite CountersDouble VanityEat-in KitchenKitchen IslandMultiple Living AreasOpen FloorplanPantryPrimary Bedroom on MainRecessed LightingStorage

Exterior

None

Appliances

Built-In RefrigeratorDishwasherFreezerGas RangeGas OvenDouble OvenRNGHDRefrigeratorStainless Steel Appliance(s)Water HeaterTankless Water HeaterWater PurifierWater SoftenerWine Cooler

Community

None

Parking

Attached CarportCarport

Utilities & Construction

Heat: Central, Fireplace(s)AC: Central Air, ElectricSlate, Tile, WoodRoof: Green RoofFoundation: Slab

🏊 Pool

Directions: From W State Highway 29 turn onto County Road 304, take the first left onto private road, stay to the right, all the way down to the house.