37 Castleknock Crescent, Castleknock, Dublin 15, D15 K0WV
69 homes sold nearby. See what they went for — and what to bid on this one.
€525,000 · 3 Bed · 1 Bath · 94m² · Semi-D
Market Position
Priced Within Local Sold Range
At €525,000, this home is priced within the typical range of 69 recent closed sales nearby. There's room to negotiate — seller leverage is 3.8/10. If bidding heats up, you'll need a clear ceiling to avoid overpaying.
69 closed sales nearby · 9mo recency · High 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 €525,000, get your opening offer, best-and-final range, and walk-away ceiling.
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Overbidding by 5% could cost €26,250 before interest.
Analysing 625,000+ Property Price Register transactions since 2010.
What your report includes
Before You Bid
Before you bid €525,000, see this.
Here is what the data says about this property.
Will This Go Over Asking?
above asking
Probability of a sale above asking based on local bidding patterns.
Am I Overpaying?
local sales
Where the asking price sits in the verified local transaction distribution.
Negotiation Leverage Score
How much negotiation leverage you have based on market conditions.
These signals interact — full analysis in report.
€26,250
That's what overbidding by just 5% on a €525,000 home costs you — before interest.
A €19 check before a €525,000 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 69 verified local sales · High confidence
Instant access · No subscription · Refund if not useful
From €19 for your strategy on a €525,000 home. Independent valuations start at €150 — same data source, fraction of the cost.
Price Distribution Analysis
69 verified closed sales within 1.5km · 18 months. Size-adjusted for similar homes (type match, beds ±1, size ±20%).
Asking price sits marginally below the size-adjusted median. 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.
Instant access · No subscription · Refund if not useful
Local Market Momentum
Unlock to adjust radius, timespan, and comparison window.
Radius: 1.5kmTime: 18m12m vs 12mMedian transaction price per m² has decreased 2.1% year-on-year, based on the trailing 18-month transaction window.
Local pricing conditions remain stable. No significant directional pressure.
Recent closed sales are time-adjusted to current market conditions before calculating transaction bands.
Statistical Confidence · High
69
Transactions Analysed
Within 1.5km
9 months
Data Freshness
Most recent sale age
±15%
Price Spread
How much prices vary
High
Confidence Level
Recent sale prices in this area are closely clustered, which means the data is reliable and the bid strategy is well-supported.
High data density supports precise entry positioning.
PPR closed sales · size & time adjusted · no asking prices used
Supporting Evidence · 69 Transactions
Size and time adjustments applied before percentile computation.
| Address | Sold | Date | Size |
|---|---|---|---|
| 70 Castleknock Elms, Castleknock, Dublin 15, Dublin 15, Dublin | 2024-12-03 | 98m² | |
| 66 College Gate, Castleknock, Dublin 15, Dublin 15, Dublin | 2024-10-10 | 84.5m² |
Transactions within a 1.5km radius and 18-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 C2 Opportunity: The C2 BER rating indicates potential for improvement; upgrading to a B2 rating could cost an estimated €8,000-€12,000 but may increase the property's value by €15,000-€20,000 based on market premiums for higher energy efficiency.
Details
- Efficient Size Utilization: At 94m², this semi-detached property is slightly smaller than the average property size of 122m² sold within 1km over 180 days, but its 3-bedroom, 1-bathroom configuration is standard for the area.
- Value Optimization Potential: While the property has a C2 BER, which is average for Dublin 15, strategic upgrades to insulation and heating could significantly reduce annual energy costs, estimated to be €1,800-€2,200, compared to €800-€1,200 for a B2 rated property of similar size.
- Hypothesis: Given the C2 BER rating and the fact that 100% of nearby properties in the last 30/90/180 days have unknown BERs, there's a significant market opportunity to differentiate this property through targeted energy efficiency upgrades, potentially commanding a higher premium than typical for the area if marketed effectively.
Amenities
Excellent Transport Hub: Castleknock is well-served by Dublin Bus routes 37, 38, 38a, 38b, 38d, 39, 39a, 70, and 236, offering direct access to Dublin city centre and surrounding areas, with the Coolmine Train Station providing further commuter options.
Details
- Established Educational & Retail Hub: The area boasts numerous schools, including St. Brigid's National School and Hartstown Community School, alongside extensive retail options such as Blanchardstown Shopping Centre and local shops in Castleknock village.
- Recreational Abundance: Residents benefit from proximity to the Phoenix Park, one of Europe's largest enclosed urban parks, and numerous local amenities like pubs, restaurants, and cafes in Castleknock village, enhancing quality of life.
- Hypothesis: The strong connectivity via multiple Dublin Bus routes and the nearby Coolmine Train Station, combined with the density of family-oriented amenities like schools and recreational spaces, suggests that the premium on properties in Castleknock is significantly driven by its balance of suburban tranquility and urban accessibility, making it a highly desirable location for families and commuters.
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.