CHF2'545'000
Amselstrasse 19, 4104 Oberwil BL
As of 22 Aug 2026
The asking price is 27.7% above the median of .
This listingCHF 2'545'000
CHF 1'992'500
Median
Is there room to negotiate?
A typical listing stays on the market for about 25 days. 0.2% of active listings have cut their asking price in the last 90 days. Asking prices per m² are about 1.4% higher than a month ago.
ARE transit class C — usable but limited service.
83% built-up area within 500 m.
Mostly single parents and couples · around 126 people in the neighbourhood.
50 %
Lower than 94% of municipalities in the canton
ESTV · 2026
Times refer to the route on foot.
noise level by day
Quiet location
Hardly any road, rail or air traffic noise.
Night
35 dB
Loudest source
Road
Quieter than 75% in the canton
Measured noise level, placed on a scale of everyday sounds.
Pollutant levels are below the WHO guideline.
Hardly any elevated radon levels in the area.
Most buildings
Available from 3 networks.
Amselstrasse 19, 4104 OberwilNewly renovated condominiums in Oberwil - available for purchase separately or togetherThe property at Amselstrasse 19 in 4104 Oberwil is being converted into an attractive two-family house with two newly renovated maisonette apartments. The units can be purchased separately or together, making it suitable for traditional living in planned floor ownership, multi-generational living, living and working under one roof, or for buyers who want to use the entire house as a spacious single unit. The property is located on parcel number 2134 with a plot area of 328 m². Move-in possible by arrangement, expected autumn 2026.Apartment 13.5-room maisonette apartment on the ground/garden floorPurchase price CHF 1'150'000.- including 1 parking spaceNo basementThe lower unit is designed as a 3.5-room maisonette apartment spanning the ground and garden floors and offers a net living area of approximately 100 m² and a gross area of approximately 124.19 m². On the ground floor, there are an entrance hall, corridor, room 1, separate toilet, utility room, and laundry room. On the garden floor, there are a corridor, room 2, shower/toilet, and an open living, dining, and kitchen area with a winter garden. This apartment is ideal for buyers who want to live on two levels and appreciate a direct connection to the outdoor area.Apartment 24.5-room maisonette apartment on the upper floor/atticPurchase price CHF 1'395'000.- including 2 parking spacesNo basementThe upper unit is designed as a 4.5-room maisonette apartment on the upper floor and attic and offers a net living area of approximately 125 m² and a gross area of approximately 149.81 m². On the upper floor, there are an entrance hall, corridor, room 1, shower/toilet, a spacious living, dining, and kitchen area, winter garden, and a balcony. On the attic floor, there are a vestibule, room 2, room 3, bathroom/shower, and an additional terrace. This apartment is aimed at buyers who are looking for spacious living with a clear separation between living and sleeping areas.Purchase optionsThe two apartments can be purchased individually or together, offering various usage possibilities: traditional living in floor ownership, multi-generational living for parents and children under one roof, living and working in two separate units, a combination of own use and rental, or using the entire house as a spacious single property.Purchase prices:Ground floor apartment CHF 1'150'000.- including 1 parking spaceUpper floor/attic apartment CHF 1'395'000.- including 2 parking spacesTotal purchase price when buying both units:CHF 2'545'000.-Project and areasThe project is based on the conversion of an existing single-family house into a two-family house. The visualization and execution plans show two independent maisonette concepts with modern architecture and attractive outdoor areas.Contact / viewingWe look forward to your contact. Viewings and move-in are possible by arrangement. Our team is available to you quickly, uncomplicatedly, and discreetly.Mr. Rosario PERRIIMMOROSSI AGGartenstrasse 1014052 BaselTel. 061 813 10 10Mobile 079 202 13 13www.immorossi.chAbout IMMOROSSI AGIMMOROSSI AG is your regional real estate partner for valuation, sales, rental, and brokerage of apartments, houses, and multi-family houses. We work quickly, uncomplicatedly, and on a success basis.Our servicesSales of real estate on a success basisRental service on a success basisValuation and marketing of residential and investment propertiesSupport with clearance, renovation, and maintenanceFinancingBenefit from the long-standing experience of our financing partner. If desired, they will advise you non-bindingly and free of charge directly at your location. We will gladly create a customized and cost-effective financing solution for you in cooperation with top Swiss banks. We are also available to you at any time for competing offers.Purchase agreementImportant provisions: The transfer costs, notary costs, and land registry costs are shared equally, unless otherwise agreed.MortgagesNo existing mortgages need to be taken over.Down paymentA down payment must be made when signing a purchase agreement.Move-inMove-in is possible by arrangement, expected autumn 2026.DisclaimerThis advertisement is non-binding and subject to change and does not constitute a legally binding offer. Changes are reserved. Despite careful review, we do not guarantee the accuracy, timeliness, and completeness of the information. Images may differ from the actual situation. Liability claims related to the use of the published information are excluded to the extent permitted by law.