House Price Finder
Town Profile 1 postcode area

Harpenden

Hertfordshire · 18,699 properties sold since 1995

Postcodes: AL5
Average Property Value
£920,878
↑ 4.1% YoY
£920,878
Average
£750,000
Median
£1k
Lowest
£17.7M
Highest

Price Trend

2016 2017 2018 2019 2020 2021 2022 2023 2024 2025
£747k £970k

Property Types

Detached 32%
Semi-Detached 28%
Flat 21%
Terraced 17%
Other 1%
18,699 total sales across 5 property types

Market Summary

£500k
Lower Quartile
£750k
Median
£1.2M
Upper Quartile
Price Distribution £1k – £17.7M

Yearly Price History

Year Average Median Sales Change
2026 (YTD) £600,667 £595,000 6 ↓ 38.1%
2025 £970,423 £740,500 426 ↑ 4.1%
2024 £932,595 £780,000 489 ↓ 3.2%
2023 £963,682 £782,500 476 ↑ 5.3%
2022 £915,224 £755,000 563 ↑ 1.4%
2021 £902,317 £700,000 689 ↑ 5.3%
2020 £857,149 £729,286 460 ↑ 6.0%
2019 £808,530 £703,500 536 ↑ 1.1%
2018 £800,036 £695,000 522 ↓ 2.0%
2017 £816,532 £650,000 531 ↑ 9.3%
2016 £746,716 £567,375 608 ↓ 1.4%
2015 £756,960 £625,000 608

Postcode Areas in Harpenden

Harpenden covers 1 postcode district. Click any area for detailed property data, schools, crime stats, and demographics.

AL5

Useful guides

Stamp Duty Calculator

Calculate SDLT on your purchase — 2026/27 rates.

First-Time Buyer Guide

Everything you need to know about buying your first home in 2026.

What's Your House Worth?

Free ways to estimate your property's value using sold price data.

Source: HM Land Registry Price Paid Data · Crown copyright 2026 · Open Government Licence v3.0