# 6, THIRLMERE, STEVENAGE, SG1 6AH

> Roofy UK property intelligence. Recorded facts, calculated values, benchmarks and estimates are kept distinct.

## Property
- Property type: Detached
- Tenure: Freehold
- Floor area: 158 m²
- EPC rating: C

## Latest recorded sale
- Price: £152,950
- Date: 24 September 1999
- Price per m² at sale: £968/m²

## Estimated current value
- Range: £553,694–£711,892
- Confidence: Low
- HPI area: North Hertfordshire
- Market data period: August 2026
- Market movement since recorded sale: +313.7%

## Sales history
- 24 September 1999 — £152,950

## Interpretation

Recorded sale prices are historical transaction facts.

Price per square metre at last sale is calculated from the recorded sale price and available EPC floor area.

Estimated current values are modelled estimates and are not recorded transactions or formal valuations.

## Sources

- HM Land Registry property transaction data
- Energy Performance Certificate data
- UK House Price Index

## Roofy

Canonical property page: https://roofy.net/sg1-6ah/6-thirlmere
AI and data guide: https://roofy.net/llms-full.txt