New Houses for Sale in Koshigaya City, Saitama

Showing 1-48 of 411 new detached houses in Koshigaya City (越谷市)

Browse listings categorized as new detached houses (新築一戸建て) in Koshigaya City, Saitama. Check the completion date, building documents, warranty terms and condition for each property before making an offer.

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Koshigaya property types

Exchange rates updated November 2026

Active listing asks, not sale prices. Uses the listed price, or the upper ask when missing; missing and nonpositive prices are excluded. Pre-1981 homes also appear in used houses. Small samples may not reflect the wider market.

New House · 3LDK · Koshigaya City, Saitama Prefecture
$248,611
3LDK
1115 sq ft
New Detached House
Koshigaya City, Saitama Prefecture
New House · 3LDK · Koshigaya City, Saitama Prefecture
New House · 4LDK · Koshigaya City, Saitama Prefecture
$242,986
4LDK
1114 sq ft
New Detached House
Koshigaya City, Saitama Prefecture
New House · 4LDK · Koshigaya City, Saitama Prefecture
New House · 3LDK · Koshigaya City, Saitama Prefecture
$277,083
3LDK
1011 sq ft
New Detached House
Koshigaya City, Saitama Prefecture
New House · 3LDK · Koshigaya City, Saitama Prefecture
New House · 3LDK · Koshigaya City, Saitama Prefecture
$305,486
3LDK
1078 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
New House · 3LDK · Koshigaya City, Saitama Prefecture
New House · 3LDK+S · Koshigaya City, Saitama Prefecture
$333,264
3LDK+S
1228 sq ft
Built 2027
New Detached House
Koshigaya City, Saitama Prefecture
New House · 3LDK+S · Koshigaya City, Saitama Prefecture
New House · 4LDK · Koshigaya City, Saitama Prefecture
$326,319
4LDK
1226 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
New House · 4LDK · Koshigaya City, Saitama Prefecture
New House · 3LDK+S · Koshigaya City, Saitama Prefecture
$347,153
3LDK+S
1090 sq ft
New Detached House
Koshigaya City, Saitama Prefecture
New House · 3LDK+S · Koshigaya City, Saitama Prefecture
New House · 4LDK · Koshigaya City, Saitama Prefecture
$319,375
4LDK
1083 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
New House · 4LDK · Koshigaya City, Saitama Prefecture
New Construction Detached House for Sale in Sagamicho 6-chome, Koshigaya City, Saitama Prefecture
$277,083
3LDK
1275 sq ft
New Detached House
Koshigaya City, Saitama Prefecture
New Construction Detached House for Sale in Sagamicho 6-chome, Koshigaya City, Saitama Prefecture
New House · 3LDK · Koshigaya City, Saitama Prefecture
$262,500
3LDK
878 sq ft
Built 2027
New Detached House
Koshigaya City, Saitama Prefecture
New House · 3LDK · Koshigaya City, Saitama Prefecture
Newly built house in Masumori, Koshigaya City, Saitama Prefecture
$234,722
3LDK+S
1090 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
Newly built house in Masumori, Koshigaya City, Saitama Prefecture
Koshigaya City Higashi-Oosawa Building No. 4
$318,056
4LDK
1043 sq ft
Built 2027
New Detached House
Koshigaya City, Saitama Prefecture
Koshigaya City Higashi-Oosawa Building No. 4
New House · 4LDK · Koshigaya City, Saitama Prefecture
$298,542
4LDK
1083 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
New House · 4LDK · Koshigaya City, Saitama Prefecture
Minami-cho 3 (Nitta Station), 39.8 Million Yen to 47.8 Million Yen
$276,389
3LDK
1056 sq ft
New Detached House
Koshigaya City, Saitama Prefecture
Minami-cho 3 (Nitta Station), 39.8 Million Yen to 47.8 Million Yen
Newly Built Detached House in Koshigaya City, Saitama Prefecture, 1-chome Kitakoshigaya
$401,389
4LDK
1096 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
Newly Built Detached House in Koshigaya City, Saitama Prefecture, 1-chome Kitakoshigaya
Fukuroyama, Koshigaya City - New Construction House Phase 1
$347,153
4LDK
1180 sq ft
Built 2027
New Detached House
Koshigaya City, Saitama Prefecture
Fukuroyama, Koshigaya City - New Construction House Phase 1
Gamo Atago-cho (Nitta Station) 63.48 million yen / 64.48 million yen
$440,833
4LDK
1146 sq ft
New Detached House
Koshigaya City, Saitama Prefecture
Gamo Atago-cho (Nitta Station) 63.48 million yen / 64.48 million yen
New Construction Detached House in Kitakoshigaya 1-chome, Koshigaya City, Saitama Prefecture
$401,389
4LDK
1114 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
New Construction Detached House in Kitakoshigaya 1-chome, Koshigaya City, Saitama Prefecture
Koshigaya City Osawa Phase 01
$326,319
3LDK
1078 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
Koshigaya City Osawa Phase 01
Koshigaya City Higashikoshigaya 9-chome New Construction Detached House
$312,431
4LDK
1205 sq ft
Built 2027
New Detached House
Koshigaya City, Saitama Prefecture
Koshigaya City Higashikoshigaya 9-chome New Construction Detached House
Higashikoshigaya Phase 16, Koshigaya City - All 1 Building
$416,597
4LDK
1172 sq ft
Built 2027
New Detached House
Koshigaya City, Saitama Prefecture
Higashikoshigaya Phase 16, Koshigaya City - All 1 Building
Koshigaya City Higashikoshigaya Phase 17, 1 Building Total
$312,431
4LDK
1205 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
Koshigaya City Higashikoshigaya Phase 17, 1 Building Total
Higashi-Osawa, Koshigaya City - All 4 Buildings - Building No. 2
$262,500
3LDK
856 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
Higashi-Osawa, Koshigaya City - All 4 Buildings - Building No. 2
Kita-Koshigaya, Koshigaya City
$401,389
4LDK
1114 sq ft
Built 2027
New Detached House
Koshigaya City, Saitama Prefecture
Kita-Koshigaya, Koshigaya City
Koshigaya City Gamo Atago-cho, New Construction House, Building No. 2
$447,778
4LDK
1180 sq ft
Built 2027
New Detached House
Koshigaya City, Saitama Prefecture
Koshigaya City Gamo Atago-cho, New Construction House, Building No. 2
Gamo Higashimachi, Koshigaya City, Phase 16 - Newly Built Detached House, 1 Building Total
$312,431
3LDK+S
1208 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
Gamo Higashimachi, Koshigaya City, Phase 16 - Newly Built Detached House, 1 Building Total
Koshigaya City Higashi-Osawa, All 4 Buildings, Building No. 3
$269,444
3LDK
914 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
Koshigaya City Higashi-Osawa, All 4 Buildings, Building No. 3
Koshigaya City Kita-Koshigaya
$408,333
4LDK
1159 sq ft
Built 2027
New Detached House
Koshigaya City, Saitama Prefecture
Koshigaya City Kita-Koshigaya
Gamo 4 (Gamo Station), 47.99 Million Yen
$333,264
4LDK
1188 sq ft
New Detached House
Koshigaya City, Saitama Prefecture
Gamo 4 (Gamo Station), 47.99 Million Yen
Hanada 2 (Kita-Koshigaya Station) 44.99 Million Yen
$312,431
4LDK
1095 sq ft
New Detached House
Koshigaya City, Saitama Prefecture
Hanada 2 (Kita-Koshigaya Station) 44.99 Million Yen
New Construction Detached House, Hanada, Koshigaya City, Phase 14
$312,431
4LDK
1095 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
New Construction Detached House, Hanada, Koshigaya City, Phase 14
Koshigaya-shi Naka-machi
$394,444
4LDK
1144 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
Koshigaya-shi Naka-machi
Higashi-Osawa, Koshigaya City, All 4 Buildings, Building No. 4
$318,056
3LDK
1043 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
Higashi-Osawa, Koshigaya City, All 4 Buildings, Building No. 4
Koshigaya City, Higashi-Koshigaya 10-chome
$284,653
4LDK
1150 sq ft
New Detached House
Koshigaya City, Saitama Prefecture
Koshigaya City, Higashi-Koshigaya 10-chome
Koshigaya City, Kita-Koshigaya
$401,389
4LDK
1096 sq ft
Built 2027
New Detached House
Koshigaya City, Saitama Prefecture
Koshigaya City, Kita-Koshigaya
Koshigaya-shi Kita-Koshigaya 1-chome, New Construction Detached House
$331,944
3LDK+S
1082 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
Koshigaya-shi Kita-Koshigaya 1-chome, New Construction Detached House
Poras Spec Homes: Koshigaya/Oobukuro 21 Project / Pre-Advertisement
Price on Request
3LDK
1070 sq ft
New Detached House
Koshigaya City, Saitama Prefecture
Poras Spec Homes: Koshigaya/Oobukuro 21 Project / Pre-Advertisement
Koshigaya City, Odori Odomari - New Construction Detached House - 1 Building Total
$333,264
3LDK+S
1146 sq ft
Built 2027
New Detached House
Koshigaya City, Saitama Prefecture
Koshigaya City, Odori Odomari - New Construction Detached House - 1 Building Total
Noborito-cho, Koshigaya City
$429,861
3LDK
1150 sq ft
New Detached House
Koshigaya City, Saitama Prefecture
Noborito-cho, Koshigaya City
Koshigaya City Gamo Atago-cho New Construction House Building No. 1
$440,833
4LDK
1146 sq ft
Built 2027
New Detached House
Koshigaya City, Saitama Prefecture
Koshigaya City Gamo Atago-cho New Construction House Building No. 1
Gamo 1 (Nitta Station) 47.99 Million Yen
$333,264
4LDK+S
1228 sq ft
New Detached House
Koshigaya City, Saitama Prefecture
Gamo 1 (Nitta Station) 47.99 Million Yen
Advance Advertisement
Price on Request
3LDK
845 sq ft
New Detached House
Koshigaya City, Saitama Prefecture
Advance Advertisement
Nojima, Koshigaya City, Entire Building (1 Building)
$213,889
4LDK
1150 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
Nojima, Koshigaya City, Entire Building (1 Building)
Koshigaya City, Obayashi - 1 Building, New Construction House
$298,542
3LDK
1102 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
Koshigaya City, Obayashi - 1 Building, New Construction House
Newly Built Detached House in Higashi 3-chome, Koshigaya City, Saitama Prefecture
$290,278
4LDK
1295 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
Newly Built Detached House in Higashi 3-chome, Koshigaya City, Saitama Prefecture
Koshigaya City Gamou 4-chome, New Construction Detached House, Phase 18
$333,264
4LDK
1188 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
Koshigaya City Gamou 4-chome, New Construction Detached House, Phase 18
Newly Built Detached House in Higashi-Koshigaya 4-chome, Koshigaya City, Saitama Prefecture
$269,444
3LDK
1007 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
Newly Built Detached House in Higashi-Koshigaya 4-chome, Koshigaya City, Saitama Prefecture
Koshigaya City, Oaza Shimamakuri Detached House, Building No. 1
$227,778
4LDK
1029 sq ft
Built 2026
New Detached House
Koshigaya City, Saitama Prefecture
Koshigaya City, Oaza Shimamakuri Detached House, Building No. 1