POSTCODE DECISION REPORT

SL9 postcode decision report

Useful shortlist area

SL9 currently groups 573 live postcode rows with best-fit area context in Buckinghamshire. Aggregate median sold price reads at £830,000 across 1,571 recorded sales. Gigabit availability in the best-fit area is 76.2% with median download at Unavailable. 4G strong coverage reaches 98.7% and 5G reaches 29.1% in the best-fit area summary. Nearby planning activity reads quiet in the strongest matched area context. The leading exact postcode follow-up already links 13 school rows for shortlist review.

Live postcode rollup with area connectivity and planning context | Sold prices through 25 Jun 2026 · Broadband source year 2024 · Mobile source year 2025

  • Matched postcodes 573Live postcode rows grouped under SL9
  • Median sold price in SL9, last 5 years £830,000Based on 1,571 sales · Latest sale in data: 25 Jun 2026
  • Best-fit area BuckinghamshireUsed for planning and connectivity context when the partial postcode spans multiple exact rows
  • Nearby planning QuietPlanning follow-up uses the strongest matched area context for this rollup
  • Schools snapshot 13 nearby school rowsSchool snapshot comes from the strongest exact postcode follow-up in this rollup

Joined partial postcode brief

Start with the aggregate signals below, then move into exact postcode follow-up, planning, schools, tools, and learning if this partial postcode still looks viable.

Median sold price in SL9, last 5 years

Strong sample

Strong sample. Based on 1,571 sales · Latest sale in data: 25 Jun 2026.

Connectivity

Gigabit 76.2%

Gigabit availability is 76.2%, with median download at Unavailable and below-USO share at 0.2%. 4G strong-coverage share is 98.7%, with 5G at 29.1% in the current area-level summary.

Planning

No nearby matches

No nearby planning rows matched Buckinghamshire in the current live coverage yet.

Schools

13 nearby school rows

The leading exact postcode follow-up currently links 13 school rows for shortlist review.

Transport

3,561 mapped stops

Buckinghamshire currently links 3,561 mapped transport stops, including 57 rail or metro stops. Use the linked exact postcode pages to check stop proximity more precisely inside SL9.

Local business

Score 100/100

Buckinghamshire currently links 2,364 mapped local businesses across 8 tracked categories. Top amenity groups include 772 food and drink, 411 grocery, 376 nightlife. The current amenity availability signal scores 100/100.

Jobs

6,423 online job adverts observed

Buckinghamshire local authority · Jun 2026. No comparable movement yet

Exact postcode follow-up

10 linked postcodes

Start with SL9 8BR, Buckinghamshire and then work through the other 9 linked postcodes for exact due diligence.

Median sold price in SL9, last 5 years

£830,000

Strong sample. Based on 1,571 sales · Latest sale in data: 25 Jun 2026.

Built from 573 matched postcode rows within the postcode area SL9, with best-fit area context in Buckinghamshire.

Local business

SL9 uses the best-fit area rollup below for a first-pass amenity mix. Use the linked exact postcodes for nearby place checking.

Amenity availability

Convenience score 100/100

Basis: nearest matching geography. Local-business context uses the best-fit local-authority rollup for this partial postcode. Exact nearby places still belong on the linked exact postcode pages.

  • Scope: Best-fit area rollup for SL9
  • Freshness: Source seen 20 Apr 2026
  • Methodology: Open source notes

Amenity group

Food and drink

772 mapped places currently map into this amenity group, led by restaurant (273), fast food (255), cafe (244).

  • Restaurant: 273 mapped places
  • Fast Food: 255 mapped places
  • Cafe: 244 mapped places

Amenity group

Grocery

411 mapped places currently map into this amenity group, led by convenience (279), supermarket (68), butcher (28).

  • Convenience: 279 mapped places
  • Supermarket: 68 mapped places
  • Butcher: 28 mapped places

Amenity group

Nightlife

376 mapped places currently map into this amenity group, led by pub (346), bar (30).

  • Pub: 346 mapped places
  • Bar: 30 mapped places

Amenity group

Personal services

326 mapped places currently map into this amenity group, led by hairdresser (219), beauty (107).

  • Hairdresser: 219 mapped places
  • Beauty: 107 mapped places

Exact postcode follow-up

Use these exact postcode pages to turn the partial postcode rollup into a shortlist you can pressure-test in more detail.

Nearby schools

Use the postcode snapshot to decide whether this place stays on your shortlist, then carry the same geography into the schools flow for side-by-side comparison.

Primary

Chalfont St Peter CofE Academy

Primary option in SL9 9SS. Use the schools flow for fuller comparison once you shortlist it.

Primary

Chalfont St Peter Infant School

Primary option in SL9 9PB. Use the schools flow for fuller comparison once you shortlist it.

Primary

Gayhurst School

Primary option in SL9 8RJ. Use the schools flow for fuller comparison once you shortlist it.

School comparison

Compare nearby schools

Open side-by-side school comparison for SL9 8BR before you shortlist homes.

Open school comparison

Recommended tool

Check planning again

Use the planning watch tool if you want a faster postcode scan alongside the flagship planning page.

Open planning watch tool

Recommended tool

Check broadband and mobile

Use the broadband and mobile checker to pressure-test everyday connectivity around SL9.

Open broadband checker

Recommended tool

Check flood risk

Use the flood risk checker before you rule a postcode in or out.

Open flood risk checker

Recommended guide

Read postcode and area guides

Browse practical articles that help you compare postcodes like SL9 with the rest of your move shortlist.

Browse articles

Recommended guide

Use viewing and offer planners

Open planners and templates like the viewing checklist, offer planning sheet, and before you move checklist while you assess SL9.

Open planners and templates