Apartment C4, Rosebury Court, Knock, Knock, Co. Mayo, F12 C621
5 homes sold nearby. See what they went for — and what to bid on this one.
€150,000 · 1 Bed · 1 Bath · 53m² · Apartment
Market Position
At the Upper End of Local Sales
At €150,000, this home is priced well above what similar properties sold for in this area. Overpayment risk is high at this level. A structured bid strategy is critical.
5 closed sales nearby · 19mo recency · Low confidence · Property Price Register
Sources: PPR, SEAI, OPW, planning records.
How this is calculated
We search the Property Price Register for closed sales near this property — matching by location, beds, property type, and where available, floor area (±20%). This gives us a set of genuinely comparable transactions.
Each sale is then time-adjusted to today using local price trends, so a sale from 18 months ago is inflated (or deflated) to reflect current market conditions. Where floor area is known, sales are also size-adjusted — a 90m² sale is normalised to what it would have sold for at this property's size. This means the figures you see aren't raw prices — they're what those same homes would likely sell for today, at this size.
Your bid strategy (opening offer, sealed bid range, walk-away ceiling) is then derived from the statistical distribution of these adjusted sales — with conservative safety margins applied when data is thin or dated.
Every figure comes from actual government-recorded sale prices. No asking prices, no agent estimates, no automated valuations.
Full methodology →Opening
Start here
Best & Final
If multiple offers
Ceiling
Do not exceed
Before you bid €150,000, get your opening offer, best-and-final range, and walk-away ceiling.
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Overbidding by 5% could cost €7,500 before interest.
Analysing 625,000+ Property Price Register transactions since 2010.
What your report includes
€7,500
That's what overbidding by just 5% on a €150,000 home costs you — before interest.
A €19 check before a €150,000 commitment.
Get Your Exact Bid Numbers for This Property
You've seen the market signals. Now get the exact numbers: where to open, how far to go, and when to walk away.
Built from 625,000+ verified Irish property transactions
Based on 5 verified local sales · Low confidence
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Price Distribution Analysis
5 verified closed sales within 5.0km · 36 months. Size-adjusted for similar homes (type match, beds ±1, size ±20%). Filters broadened to increase sample size.
Asking price is positioned above the median of comparable sales. This places the property outside the core transaction band where most comparable homes closed. Median anchored to size-similar transactions.
This chart shows where the asking price sits versus recent verified closed sales. It does not show your bid strategy.Same baseline as Market Position — size-adjusted.
The chart shows the market. Your report gives the number not to exceed.
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Financial Exposure · 47% Above Median
If purchased at asking, you are paying above where most similar homes sold. A defined ceiling is designed to close this gap.
If purchased at asking
€150,000
Above transaction median
Above Upper Range
Buying at asking would put you well above what similar homes sold for — that's elevated overpayment risk.
Statistical Confidence · Low
5
Transactions Analysed
Within 5.0km
19 months
Data Freshness
Most recent sale age
±20%
Price Spread
How much prices vary
Low
Confidence Level
Sale prices in this area vary more than usual, so there is some uncertainty in the figures. Bid conservatively and in small increments.
Limited recent transaction volume reduces trend precision. Strategy remains anchored to closed-sale distribution.
PPR closed sales · size & time adjusted · no asking prices used
Supporting Evidence · 5 Transactions
Size and time adjustments applied before percentile computation.
| Address | Sold | Date | Size |
|---|---|---|---|
| 8a Carrowmore Meadows, Knock, Co Mayo, Mayo | 2025-10-31 | 96m² | |
| A1 St Thomas Cresent, Carramore, Knock, Mayo | 2024-11-04 | 55m² |
Transactions within a 5.0km radius and 36-month window.
Methodology
Closed sales time-adjusted to current market · size-weighted where floor area available · no asking prices or agent estimates used.
How adjustments work
- —Older sales inflated to current market level so stale data doesn't skew bands
- —Similar-sized properties weighted more heavily where floor area is known
- —Local price trends factored in when sufficient data exists; no artificial uplift otherwise
- —All figures from registered closed sales only — no asking prices, no agent estimates
Local Market Notes
Property Quality
BER Value: With a C2 BER rating, this apartment is moderately energy efficient, suggesting annual energy costs are likely around €1,400-€1,800, compared to €800-€1,200 for A/B rated properties.
Upgrade Potential: Improving the BER rating from C2 to B2 could cost an estimated €8,000-€12,000, potentially increasing the property's value by €10,000-€15,000.
Space Efficiency: At 53.0m², this 1-bedroom apartment offers a compact living space, which aligns with typical apartment sizes but might be smaller than the average size of properties sold within a 1km radius, which would be closer to 96m² based on the €195,000 median sale price and €2,011/sqm median price.
Hypothesis: Given the C2 BER rating and the relatively modest size, the property's value might be more significantly influenced by its specific location within Rosebury Court and its proximity to local amenities than by its intrinsic energy efficiency or size alone, indicating a buyer focus on convenience over capital investment in upgrades.
Amenities
Connectivity: Access to public transport in Knock, Co. Mayo, is limited, with no specific bus routes, train stations, Luas, or DART stops mentioned in the provided data for direct connectivity.
Local Services: Specific educational facilities, healthcare access (hospitals/clinics), shopping and retail outlets, lifestyle amenities (restaurants/parks), and childcare services in Knock, Co. Mayo, are not detailed in the provided market data.
Walkability: The provided data does not offer specific details on walkability, pedestrian access, or local walking routes within Knock, Co. Mayo.
Hypothesis: The lack of specific amenity data in the provided metrics for Knock, Co. Mayo, suggests that the property's value is likely driven by its localized, potentially community-based appeal rather than extensive public infrastructure or diverse retail and leisure options, implying potential buyers prioritize a quieter lifestyle or have specific local ties.
Derived from nearby closed-sale patterns.
Built on verified Irish public data

Property Price Register
625,000+ verified closed sales
SEAI
Building energy ratings & floor area

Office of Public Works
Flood zones, events & study areas

MyPlan.ie
Planning applications nationwide
Common Questions
Bid strategy figures are derived from the Property Price Register — Ireland's official record of closed residential sale prices, verified through stamp duty. Floor area data comes from the SEAI BER register. Flood exposure is cross-referenced against OPW CFRAM flood extent mapping and historical flood events. Planning activity is sourced from national planning application records via MyPlan.ie. No asking prices, no agent estimates, no automated valuations.