49 Harmer Green Lane, Welwyn, AL6 0AP
UPRN:100080988959Detached House3 bedsBuilt 1950-1966
FreeholdCouncil Tax: Band GEPC: D (63)
Data freshness:Listing· 8mo agoListing: stale, refreshed 8mo ago (2026-03-23T08:38:43.027431+00:00)Price Paid· freshPrice Paid: fresh, refreshed 5d ago (2026-11-01T05:52:33.545361+00:00)Planning· 3mo agoPlanning: ageing, refreshed 3mo ago (2026-08-19T07:25:13.827423+00:00)EPC· 4mo agoEPC: stale, refreshed 4mo ago (2026-07-01T02:04:50.057738+00:00)Risk· 5mo agoRisk: stale, refreshed 5mo ago (2026-06-18T00:00:00+00:00)Connectivity· 1mo agoConnectivity: ageing, refreshed 1mo ago (2026-10-03T06:43:10.905825+00:00)Schools· 1mo agoSchools: ageing, refreshed 1mo ago (2026-10-06T05:00:30.533230+00:00)Amenities· 2mo agoAmenities: ageing, refreshed 2mo ago (2026-09-23T00:00:00+00:00)Area· Census 2021Area: static reference data (Census 2021); authoritative and does not refreshCouncil Tax· 6mo agoCouncil Tax: stale, refreshed 6mo ago (2026-05-16T05:20:28.502433+00:00)
HP Score
65
/ 100
Mixed
Verdict
5 days ago
- Verdict: INVESTIGATE, on a scale of Buy, Investigate, Avoid.
Mixed signals - investigate
Evidence
17 of 21 sourcesSale Estimate
£1,729,000
£1.38M - £2.08MLow
Estimate
£1.73M
Range
£1.38M – £2.08M
Rent Estimate (pcm)
£5,500
£5k - £6k
Monthly
£5,500
Yield
3.82%
Verdict
Derived from HomePortfolio scores
49 Harmer Green Lane earns an INVESTIGATE rating with HP Score 65/100. Investment score 56/100 reflects moderate fundamentals. Crime intensity is very low. Walkability is limited (13/100). Flood risk is not assessed: check the Environment Agency long-term flood map before offering. Tenure is freehold. Every figure here comes from the live HomePortfolio API; anything it does not publish is left out.
Key SourcesEPC RegisterPortal listingsOfcom Connected NationsOfcom mobile coverageMarket estimates (third-party AVM)Defra strategic noise mapping, England Round 4 (Contains Defra data © Crown copyright and database right 2023-2024, Open Government Licence v3.0)Walk ScoreONS Census 2021Police.ukHM Land Registry covenantsHM Land Registry Price PaidPlanIt / council planning portalsOverture Maps PlacesOfsted / DfE GIAS
65
HP Score
65/ 100
Mixed
56
Investment Score
56/ 100
Moderate
11
Crime Score
11/ 100
Low
13
Walkability
13/ 100
Low
Transit & Bike
Transit 8Bike 18
Walk Score, out of 100
Valuation & Market
Sale Estimate£1,729,000
Rent Estimate (pcm)£5,500
Gross Yield3.82%
1y Growth-
3y Growth-1.8%
5y Growth+0.4%
10y Growth+1.4%
Last Sold Price-
Risk Overview
- Flood RiskUnknown
- SubsidenceModerate
- RadonLow
- MiningLow
- LandslideLow
- Air QualityLow
- NoiseLow
Planning Activity
Recent Apps
1AL6 0AP
Approval Rate
100%12mo
Development
low
- Approved6/2026/1941/TPOFelling of a European Larch [775 (2018) T5 - individual tree] with Ganoderma
- Approved6/2026/1595/TPOT17 Pine and T74 Scots Pine are both dead and now dangerous (due to leaning). Covered by TPO 817 (2018)
- Pending6/2026/1545/CONDSubmission of details pursuant to Condition 1 (Construction Traffic Management Plan) on planning permission 6/2023/2483/FULL
Ownership
- Corporate Ownership71.3%
- Overseas OwnershipNo
- Lease Term Remaining-
- CovenantsRestrictive
- Lease TypeFreehold
- Last Ownership Change-
- SourceLand Registry
Connectivity
Broadband (Standard)
23 Mbps
Mobile 4G/5G Coverage
EEThreeO2Vodafone
EV Charger
-
PTAL Rating
-
Area Profile
Median EarningsLocal authority£37,805
Population Density-
Owner Occupied89%
Age Distribution
0-15 15%16-64 61%65+ 24%
Schools Nearby
- St John's CofE Primary School0.8 miGood
- Inspected by ISISherrardswood School0.8 mi
- Oaklands Primary School0.9 miGoodConcerns
- Knightsfield School1.1 mi
Inspected as Knightsfield School (URN 117666) on 19 Jan 2010
4 of 12 nearby schools with published figures were oversubscribed in 2026 - demand, not a catchment.
Comparables
- 57 Harmer Green Lane-£700k-
- 47 Harmer Green Lane-£3.70M-
- 51B Harmer Green Lane-£2.25M-
- 51 Harmer Green Lane-£2.08M-