Koidu tn 9 (Tallinn, Kesklinna linnaosa) is a 1951 3-story residential building, 11 apartments (EHR 101030911). Estiq AVM model benchmark is 3 211 €/m² (range 2 906–3 516 €/m²) as of Oct 20, 2026.
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Koidu tn 9 is a 3-storey residential building built in 1951, with 11 apartments, energy class F. The Estiq AVM benchmark is €3 211/m², 13.8% below the Kesklinna median (notarised apartment transaction median €3 727/m², 2026 Q3, n=408).
Koidu tn 9 is a 3-storey residential building completed in 1951 in Kesklinna, with 11 apartments. Load-bearing structure: Brick / Masonry (EHR register). The most common unit type is 2-room apartments (9 of them). Energy class F (per energy certificate).
The Estiq AVM baseline for apartments in this building is 3 211 €/m², approximately 13.8% below the Kesklinna median (notarised apartment transaction median €3 727/m², 2026 Q3, n=408). The typical unit (2-room, 51,5 m²) comes to about €165 367.
First-time home buyers, 1–2 person households, and rental investors.
Energy class F, open surface parking, and 1951 construction vintage.
Market rent for typical 2-room apartment (8 listings within 500 m, matched building era).
📊 Market data · 8 listings within 500 m, matched building eraEstimated gross yield (derived from real rental market listings).
from market dataOfficial Building Register (EHR) apartment types and Estiq valuation ranges.
| Apartment | Count | Typical Size | €/m² | Value Range |
|---|---|---|---|---|
| 2-room | 9 | 50.5 – 52.5 m² | €3 211 | €149 366–€180 725 |
| 3-room | 1 | 61.3 m² | €3 087 | €171 256–€207 210 |
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Hotell Tallinn stop 200 m / 3 min; fast connection to city centre.
Weight 20%Jakob Westholmi Gümnaasium 102 m; state exams: 67/100; kindergarten 251 m.
Weight 15%45% of hours good, 21% poor (12-month mean, level: high), noise level 62 dB (noisy), modelled (Lden), nearest park Falgi park 194 m. Sources: Estiq noise model (CNOSSOS-EU); Estiq air-quality index derived from Keskkonnaagentuur data.
Weight 10%PPA open data (H3 cell (~0.7 km²), 24 months to 14.10.2026, n=83): above-average incident level; last 12 months vs previous 12: -35.1%.
Weight 10%Built in 1951; structure Brick / Masonry.
Weight 15%EHR energy certificate F (issued 21.04.2010, expired); heating type District Heating.
Weight 10%Falgi park 194 m; supermarket 55 m.
Weight 10%Land Board transaction volume in this micro-location (495 transactions over the last 4 quarters in the "built 1940-1970" cohort).
Weight 10%Official open data and Estiq models for this building’s location. They describe the area, not a specific apartment. How we calculate this.
Police and Border Guard Board open data list 83 recorded incidents in the surrounding ~0.7 km² cell over 24 months (data to 14.10.2026). Last 12 months vs the 12 before: -35%.
Counts incidents reported to the police, not how safe it feels.
Of 3 286 hourly readings in the last 12 months (07.12.2025–25.10.2026, this building’s cell (~0.1 km²)): 45% in the two best classes, 34% in the middle one and 21% in the two worst of five.
Estimated road noise is 9 dB above the WHO recommended level (53 dB Lden).
Radon concentration in soil gas. Based on measurements in this cell. That is above the 50 kBq/m³ threshold from which new buildings need radon-safe construction (EVS 840). Municipality-wide class: Kõrge või väga kõrge.
A soil-gas reading, not the flat’s indoor air; mainly relevant to basements and ground floors.
Transactions 2024 Q4–2026 Q3 · Land Board · Kesklinna · built 1940-1970 cohort.
Notary-deal €/m², year-on-year change and deal activity at neighbourhood, district and city level.
| Level | €/m² | Building vs | YoY | Deals, 4 qtrs | Direction |
|---|---|---|---|---|---|
| Neighbourhood: Kassisaba asum2026 Q3 | €3 471 | −7.5% | −6.0% | — | — |
| District: Kesklinna linnaosa2026 Q3 | €3 728 | −13.9% | +3.2% | 1 659 (+2.2%) | Steady |
| City: Tallinn2026 Q3 | €2 949 | +8.9% | +3.4% | — | — |
Source: Land Board notary deals, latest finished quarter. Activity = deals in the last 4 quarters vs the 4 before. "Warming" or "cooling" only when both price (±3%) and activity (±10%) move the same way on at least 30 deals; otherwise "steady". We do not measure days on market.
Within a 10-minute walk, there are 19 key infrastructure facilities · Coordinates 59.433533, 24.729552 · Cadastre 78401:108:1660.
Official open data from Statistics Estonia REL2021 census and Building Register EHR.
Peak construction era: 1919–1945.
Values read from EHR and the Land Board cadastre; fields the registers do not hold are not shown.
| Year Built | 1951 |
| Total Apartments | 11 |
| Floors | 3 |
| Energy Class | F |
| Land Ownership | Private ownership · apartment ownership |
| Plot Size | 1 004 m² |
| Heating System | District Heating |
| Load-bearing Structure | Brick / Masonry |
| Elevators | 0 |
| Noise Level | 62 dB (noisy) |
Only what Estiq reads from EHR and the cadastre WFS. Estiq does not track fire-safety or lift inspections.
Code 101030911 · record updated 28.08.2026.
Brick / Masonry · lifts per EHR: 0.
EHR Portal (code: 101030911) →78401:108:1660 · plot area 1 004 m².
Land use: 100% Elamumaa.
Cadastral Map (78401:108:1660) ↗
The building is managed by apartment association Tallinn, Koidu tn 9 korteriühistu (registry code 80147384). Figures are from the association's 2025 annual report (e-Business Register).
Management & Association Report: Korteriühistu Koidu 9 moodustati 2001. aastal Ühistu on korteriomanike poolt loodud mittetulundusühing.
| Financial year | 2025 | 2024 |
|---|---|---|
| Member fees | €19 078 | €16 476 |
| Repair spending | €8 217 | €7 193 |
| Repair fund balance | €34 964 | €31 488 |
| Loans outstanding | €0 | €1 703 |
| Cash | €33 401 | €31 796 |
| Reserve capital | €460 | €460 |
| Result for the year | €67 | −€94 |
11 flats · members: 14 private.
Source: apartment association annual reports (e-Business Register). €/m² = amount ÷ floor area of the flats in the Building Register (638 m²) ÷ 12. "Total owner costs" is the sum charged to owners in the report's flat table and usually includes heating, water and electricity. Comparison: median and quartiles of apartment associations in Kassisaba subdistrict, same year.
Land & Spatial Board In-ADS address object (ADS-OID: EE01656764) · Postal code: 10137
7 buildings on the street · street median €3 347/m² (n=7) · real-time filterable comparison.
| Address | Year Built | Estiq €/m² | Typical Unit | Energy Class | |
|---|---|---|---|---|---|
| Koidu tn 12 | 1948 | €3 347 | ~€175 383 | E | View → |
| Koidu tn 16 | 2008 | €3 183 | ~€141 788 | D | View → |
| Koidu tn 27 | 2002 | €3 684 | ~€265 236 | F | View → |
| Koidu tn 44 | 2012 | €4 311 | ~€358 236 | B ~ | View → |
| Koidu tn 70 | 2005 | €3 419 | ~€172 318 | C ~ | View → |
| Koidu tn 83 | 1946 | €3 267 | ~€131 111 | D | View → |
| Koidu tn 114 | 1956 | €3 318 | ~€162 996 | E ~ | View → |
Direct data linkages, authoritative registries, and update timestamps.
| Data Dimension | Official Source | Governing Authority | Data as of | Status |
|---|---|---|---|---|
| Building Specs | EHR · 101030911 | Maa- ja Ruumiamet | 20.10.2026 (EHR record 28.08.2026) | Confirmed |
| Cadastral Unit & Land Zoning | Land & Spatial Board · 78401:108:1660 ↗ | Land & Spatial Board | 05.10.2026 | Confirmed |
| Notarized Sales Transactions | Land Board Transactions Database | Land & Spatial Board | 09.2026 | Synchronized |
| Demographics & Census Data | Population Register & RL21 | Statistics Estonia | annual (2021 census) | Official |
| Safety & Environmental Monitoring | Noise Maps, Air Quality & Police | Police Board / Environment Agency | model estimate | Statistical |
| Market Rent & Gross Yield | Estiq rental database · 8 listings within 500 m, matched building era · yield 3,6–4,6% | Estiq Rental Intelligence | 10.2026 · n=8 | Market Data |
| Valuation Methodology | Estiq AVM | Comparable sales approach (not EVS 875 certified appraisal) | 2026 model weights | Statistical |
The energy performance certificate reflects the heating efficiency and energy consumption intensity of the building.
| F–G · this building | High / Very High Consumption | Requires substantial energy efficiency renovation |
Structured answers compiled for buyers, sellers, search engines, and AI systems.
Koidu tn 9 is a 3-story apartment building constructed in 1951, located in Kesklinna linnaosa, comprising 11 apartments. The EHR registry code is 101030911 and cadastral ID is 78401:108:1660. Estiq reports energy class F.
The Estiq AVM model estimate is 3 211 €/m². The valuation range spans 2 906–3 516 €/m². The calculated fair value of a typical 2-room apartment is approximately €165 367.
Based on the 3 211 €/m² benchmark, a 40 sqm apartment is indicatively valued at €128 440 and a 50 sqm apartment at €160 550. Actual value depends on interior condition, floor, parking, and storage.
2-room: €149 366–€180 725; 3-room: €171 256–€207 210.
The model-based indicative asking price is approximately €3 372/m² (for the typical 2-room unit, about €173 635), allowing a 3–5% negotiation buffer.
A 2-room apartment in good condition has an estimated market rent of €510–€620 per month, generating an estimated gross yield of 3,6–4,6%.
Buying means a loan payment of about €684 a month, renting €510–€620 — the loan payment is 21% above the rent. That is 32% (loan) and 27% (rent) of the median gross wage (Tallinn, €2,126, Q2 2026, Statistics Estonia). Assumes the typical 2-room flat (51.5 m²) at €165,367 (Estiq estimate), an 80% loan over 25 years at 3.8% and a €33,073 down payment; rent from nearby offers; association and state fees excluded.
Police open data list 83 recorded incidents in the surrounding ~0.7 km² cell over 24 months (incident level: above average). Air: of the last 12 months' hourly readings, 45% were in the two best classes and 21% in the two worst (level: high). Estimated road noise at the building is 62 dB (Lden). Radon in soil gas: high (50–100 kBq/m³). These describe the area, not a specific apartment.
According to the apartment association's 2025 annual report, owners paid on average €5.27/m² per month in total including utilities; a typical flat paid €273 per month. Association fees excluding utilities were €2.49/m² per month. The repair fund held €34 964 at year end. The association had no loans. For comparison, the median of 70 associations in Kassisaba subdistrict was €3.09/m² per month. See the association figures.
No. For a mortgage the bank needs a certified valuer's report under EVS 875 — order a valuation.
Median error is 9.5% in Tallinn and 12.1% elsewhere in Estonia; 83% of Tallinn estimates fall within ±20% (blind test, May–September 2026). Atypical properties have larger errors — see the methodology.
Sale prices — notarised apartment sales, Maa- ja Ruumiamet; estimates — the Estiq AVM model; rents — Estiq market database (24 months); wages — Statistics Estonia (PA117); building data — building register (EHR); association costs — housing associations' annual reports; noise and air — national noise maps and air monitoring. Figures refresh with every data load and each states its period and sample — see the methodology.
Building data reconciled against the EHR and Land Board (Maa-amet) registries. AVM methodology by Martin Koppel, Estiq real estate valuation advisor (methodology aligned with the EVS 875 standard). This is an automated model estimate, not an EVS 875 appraisal report. Updated 20.10.2026.
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