178 Knella Road, Welwyn Garden City, AL7 3NN
UPRN:100080978989Semi-Detached House3 bedsBuilt 1950-1966
FreeholdCouncil Tax: Band DEPC: C (71)
Data freshness:Planning· 2mo agoPlanning: ageing, refreshed 2mo ago (2026-09-23T06:27:54.627659+00:00)Ownership· freshOwnership: fresh, refreshed 5d ago (2026-11-10T15:29:33.038882+00:00)EPC· 5mo agoEPC: stale, refreshed 5mo ago (2026-07-01T02:04:50.057738+00:00)Risk· 5mo agoRisk: stale, refreshed 5mo ago (2026-06-18T00:00:00+00:00)Crime· freshCrime: fresh, refreshed 4d ago (2026-11-11T13:01:03.839912+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· 1mo agoCouncil Tax: ageing, refreshed 1mo ago (2026-10-11T12:48:09.292319+00:00)
HP Score
72
/ 100
Mixed
Verdict
3 days ago
- Verdict: INVESTIGATE, on a scale of Buy, Investigate, Avoid.
Mixed signals - investigate
Evidence
18 of 21 sourcesSale Estimate
£392,000
£373k - £412kHigh
Estimate
£392k
Range
£373k – £412k
Rent Estimate (pcm)
£1,600
£1k - £2k
Monthly
£1,600
Yield
4.90%
Verdict
Derived from HomePortfolio scores
178 Knella Road earns an INVESTIGATE rating with HP Score 72/100. Investment score 58/100 reflects moderate fundamentals. Crime intensity is low. Walkability is good (72/100). 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)HM Land Registry sales matched to addressDefra 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
72
HP Score
72/ 100
Mixed
58
Investment Score
58/ 100
Moderate
25
Crime Score
25/ 100
Moderate
72
Walkability
72/ 100
High
Transit & Bike
Transit 18Bike 62
Walk Score, out of 100
Valuation & Market
Sale Estimate£392,000
Rent Estimate (pcm)£1,600
Gross Yield4.90%
1y Growth-
3y Growth+0.8%
5y Growth+2.5%
10y Growth+2.0%
Last Sold Price-
Risk Overview
- Flood RiskUnknown
- SubsidenceModerate
- RadonLow
- MiningModerate
- LandslideLow
- Air QualityLow
- NoiseLow
Planning Activity
Recent Apps
1AL7 3NN
Approval Rate
100%12mo
Development
low
- Pending6/2026/1986/EMErection of one two-storey, two-bedroom end-of-terrace dwelling with a single-storey rear projection and front porch; removal of metal shed; subdivision of gardens, boundary treatments, hard and soft landscaping, and associated bin and cycle storage
- Pending6/2026/1937/HOUSEErection of front porch
- Pending6/2026/1940/EMProposed garage conversion
Ownership
- Corporate Ownership40.7%
- Overseas OwnershipNo
- Lease Term Remaining-
- CovenantsRestrictive
- Lease TypeFreehold
- Last Ownership Change-
- SourceLand Registry
Connectivity
Broadband (Standard)
15 Mbps
Mobile 4G/5G Coverage
EEThreeO2Vodafone
EV Charger
-
PTAL Rating
-
Area Profile
Median EarningsLocal authority£37,805
Population Density-
Owner Occupied24%
Age Distribution
0-15 24%16-64 66%65+ 10%
Schools Nearby
- Swallow Dell Primary and Nursery School0.3 miArea grades2025
Inspected after Ofsted withdrew the single overall grade.
- Panshanger Primary School0.3 miGood
- Holwell Primary School0.4 miGood
- Ludwick Nursery School0.5 miOutstanding
2 of 13 nearby schools with published figures were oversubscribed in 2026 - demand, not a catchment.
Comparables
- 178 Knella Road-£380k-
- 206 Knella Road-£395k-
- 188 Knella Road-£460k-
- 190 Knella Road-£410k-