New Castle Homes for Sale

69 Properties Available

Active 25 photos $673,000 99 Redstone Drive, New Castle, CO 81647 3 Beds 3 Baths 1,624 SqFt Listed by Compass Aspen Active 64 photos $2,450,000 8 Rapids View Lane, New Castle, CO 81647 4 Beds 5 Baths 2,663 SqFt Listed by Douglas Elliman Real Estate-Willits Active 34 photos $899,000 323 Faas Ranch Road, New Castle, CO 81647 3 Beds 3 Baths 2,772 SqFt Listed by Aspen Snowmass Sotheby's International Realty - Carbondale Active 12 photos $995,000 390 Whitehorse Drive, New Castle, CO 81647 3 Beds 3 Baths 2,050 SqFt Listed by Coldwell Banker Mason Morse-Willits Active 14 photos $1,325,000 380 Whitehorse Drive, New Castle, CO 81647 4 Beds 4 Baths 3,028 SqFt Listed by Coldwell Banker Mason Morse-Willits Active 12 photos $895,000 32 Roundup Drive, New Castle, CO 81647 4 Beds 3 Baths 1,943 SqFt Listed by Coldwell Banker Mason Morse-Willits Active 12 photos $795,000 54 Roundup Drive, New Castle, CO 81647 3 Beds 3 Baths 2,182 SqFt Listed by Coldwell Banker Mason Morse-Willits Active 31 photos $1,499,000 12123 Co Rd 313, New Castle, CO 81647 5 Beds 3 Baths 1,104 SqFt Listed by United Country Real Colorado Properties Active 23 photos $663,000 608 Lariat Loop, New Castle, CO 81647 3 Beds 3 Baths 1,412 SqFt Listed by RE/MAX Country GWS Active 28 photos $830,000 3490 County Road 311, New Castle, CO 81647 3 Beds 3 Baths 2,124 SqFt Listed by Rocky Mountain Realtors Active 28 photos $775,000 57 Ute Avenue, New Castle, CO 81647 3 Beds 2 Baths 1,365 SqFt Listed by Aspen Snowmass Sotheby's International Realty - Glenwood Springs Active 24 photos $485,000 51 Redstone Drive, New Castle, CO 81647 2 Beds 2 Baths 1,110 SqFt Listed by Coldwell Banker Mason Morse-GWS Active 34 photos $660,000 164 Current Drive, New Castle, CO 81647 3 Beds 2 Baths 1,344 SqFt Listed by Keller Williams Colorado West Realty (GWS) Active 75 photos $2,795,000 7315 County Road 312, New Castle, CO 81647 6 Beds 9 Baths 5,291 SqFt Listed by The Property Shop Active 25 photos $795,000 164 N Wildhorse Drive, New Castle, CO 81647 3 Beds 2 Baths 1,543 SqFt Listed by Property Professionals Active 17 photos $380,000 790 Castle Valley Boulevard C, New Castle, CO 81647 2 Beds 2 Baths 1,099 SqFt Listed by Home Waters Real Estate Group Active 20 photos $374,000 560 River View Drive 704, New Castle, CO 81647 2 Beds 2 Baths 1,056 SqFt Listed by Engel & Volkers Roaring Fork Active 29 photos $369,000 560 River View Drive 706, New Castle, CO 81647 2 Beds 2 Baths 1,056 SqFt Listed by The Property Shop Active 16 photos $395,000 790 Castle Valley Boulevard L, New Castle, CO 81647 2 Beds 2 Baths 1,523 SqFt Listed by Compass Aspen Active 34 photos $989,000 560 S Wildhorse Drive, New Castle, CO 81647 4 Beds 3 Baths 2,432 SqFt Listed by Aspen Snowmass Sotheby's International Realty - Glenwood Springs

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All information deemed reliable but not guaranteed. Listings information obtained through IDX (Internet Data Exchange). Information being provided is for personal, noncommercial use and may not be used for any purpose other than to identify prospective properties for purchasing. © Copyright 2026 by Aspen/Glenwood Springs MLS, Inc. ALL RIGHTS RESERVED WORLDWIDE. No part of this publication may be reproduced, adapted, translated, stored in a retrieval system or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written consent of the Aspen/Glenwood Springs MLS, Inc.