Short answer: in Galdakao, a typical 80 m² flat has an average appraisal value of about €228,900 (2T 2026, 2,861 €/m²) and rents for about €687 a month (2024 median, 8.59 €/m²). The gross yield is 4.6% with 2024 price and rent, and 3.6% with the 2T 2026 price. Buying it with an 80% mortgage would take about €56,646 in savings.
That is 0.6 points below the median of the 306 municipalities with data (5.2%), and Galdakao ranks 7th of 10 in the province of Bizkaia by gross yield.
Rent range (2024): median €702 a month (8.59 €/m²); half of the rented homes pay between €627 and €772 a month (7.57–10.00 €/m², 25th to 75th percentile). Homes analysed: 802 rented apartments declared for tax purposes; median size 80 m².
Price, rent and buying costs by flat size
The same price and rent per m² applied to four sizes. Costs are those of a resale home bought as an investment in Bizkaia (general transfer tax rate, no main-home reductions) with an 80% mortgage.
| Size | Price (2T 2026) | Rent/month (2024) | Gross yield* | Buying costs | Savings needed |
|---|---|---|---|---|---|
| 60 m² | €171,700 | €515 | 3.6% | €8,525 | €42,865 |
| 80 m² | €228,900 | €687 | 3.6% | €10,866 | €56,646 |
| 100 m² | €286,100 | €859 | 3.6% | €13,207 | €70,427 |
| 120 m² | €343,300 | €1,031 | 3.6% | €15,547 | €84,207 |
Sources. Price: average appraisal value of free-market housing, municipalities over 25,000 inhabitants (table 4), Ministry of Housing and Urban Agenda (2T 2026; published on 17 September 2026), × size (rounded to €100). Rent: SERPAVI (Spanish State Rental Price Reference System), Ministry of Housing and Urban Agenda (MIVAU), using personal income tax (IRPF) returns and the Cadastre: database 2011-2024 (file «2026-03_09_bd_SERPAVI_2011-2024 - DEFINITIVO WEB_v2»), “Municipios” sheet, apartments in multi-family buildings (vivienda colectiva), municipality level, year 2024, published on 16 April 2026, × size. * Yield with the 2T 2026 price and 2024 rent (mixes years; with both 2024 figures it is 4.6%). “Savings needed” = 20% down payment + buying costs.
Simulate the buying costs Work out the net yield of this flat
Galdakao compared with its province, region and Spain
| Area | Gross yield 2024 | Price €/m² (2T 2026) | Rent €/m² (2024) |
|---|---|---|---|
| Galdakao | 4.6% | 2,861 | 8.59 |
| Median of Bizkaia (10 municipalities) | 5.0% | 2,868 | 10.11 |
| Median of Basque Country (15 municipalities) | 4.9% | 2,875 | 10.05 |
| Median of Spain (306 municipalities) | 5.2% | 2,053 | 6.82 |
Source: medians calculated by Ladrillómetro over the municipalities with more than 25,000 inhabitants that have official price and rent.
Median rent and rent range
| 2024 | 25th percentile | Median | 75th percentile |
|---|---|---|---|
| Rent per month | €627 | €702 | €772 |
| Rent per m² per month | €7.57 | €8.59 | €10.00 |
| 60 m² flat (estimate) | €454 | €515 | €600 |
| 80 m² flat (estimate) | €606 | €687 | €800 |
| 100 m² flat (estimate) | €757 | €859 | €1,000 |
Source: SERPAVI (Spanish State Rental Price Reference System), Ministry of Housing and Urban Agenda (MIVAU), using personal income tax (IRPF) returns and the Cadastre: database 2011-2024 (file «2026-03_09_bd_SERPAVI_2011-2024 - DEFINITIVO WEB_v2»), “Municipios” sheet, apartments in multi-family buildings (vivienda colectiva), municipality level, year 2024, published on 16 April 2026. Homes analysed: 802. The rows by size are a Ladrillómetro calculation (€/m² × size), not a published figure; monthly-rent and per-m² percentiles are computed separately, so they need not refer to the same flats.
| Area | Rent €/m² (2024) | Rent per month |
|---|---|---|
| Galdakao | 8.59 | €702 |
| Median of Bizkaia (49 municipalities) | 8.59 | €650 |
| Median of Basque Country (106 municipalities) | 8.30 | €622 |
| Median of Spain (1,658 municipalities) | 5.81 | €450 |
Medians calculated by Ladrillómetro over the municipalities with at least 50 rented apartments in SERPAVI 2024 (not the official figure for the whole province or region).
Other municipalities in Bizkaia: Bilbao (11.51 €/m², with yield) · Barakaldo (10.47 €/m², with yield) · Getxo (11.34 €/m², with yield) · Santurtzi (10.05 €/m², with yield) · Basauri (9.65 €/m², with yield) · Portugalete (10.16 €/m², with yield) · Durango (8.71 €/m², with yield) · Leioa (10.65 €/m², with yield) · Sestao (9.75 €/m², with yield) · Mungia (8.38 €/m²) · Erandio (10.10 €/m²) · Bermeo (6.82 €/m²) · Gernika-Lumo (7.09 €/m²) · Amorebieta-Etxano (8.02 €/m²) · Sopela (10.37 €/m²) · Ermua (8.12 €/m²) · Arrigorriaga (8.24 €/m²) · Etxebarri (9.50 €/m²) · Balmaseda (7.53 €/m²) · Valle de Trápaga-Trapagaran (8.79 €/m²) · Zalla (7.50 €/m²) · Gorliz (8.94 €/m²) · Ondarroa (7.07 €/m²) · Elorrio (6.98 €/m²) · Abadiño (7.44 €/m²) · Derio (9.07 €/m²) · Güeñes (7.95 €/m²) · Urduliz (10.19 €/m²) · Berango (10.66 €/m²) · Igorre (6.38 €/m²) · Markina-Xemein (6.38 €/m²) · Abanto y Ciérvana-Abanto Zierbena (8.96 €/m²) · Ortuella (8.95 €/m²) · Lekeitio (7.41 €/m²) · Lemoa (7.56 €/m²) · Ugao-Miraballes (8.14 €/m²) · Urduña/Orduña (6.25 €/m²) · Muskiz (7.96 €/m²) · Sondika (9.18 €/m²) · Zamudio (9.07 €/m²)