Rated architects
8
Every architect we found in CB1, with Google's own ratings — collected by Google, not by us. The bar beside each name is their review count on one fixed scale, so the list can be read at a glance and a short list is a short district, not a hidden one.
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Most trusted first
architect · Cambridge · in CB1
Rated by more people than any other business on this page.
78reviews
★ 5.0 average on Google
48reviews
★ 4.9 average on Google
38reviews
★ 5.0 average on Google
6reviews
★ 5.0 average on Google
New listing · 3 reviews
New listing · 2 reviews
New listing · 1 review
New listing · 1 review
Based in neighbouring districts, covering CB1 — each card shows where they're actually based.
Cambridge's mix of historic colleges, conservation areas, and increasingly cramped family homes creates unique architectural challenges. Whether you're reconfiguring a Victorian terrace in Romsey, extending a 1930s semi in Cherry Hinton, or navigating listed-building consent in the city centre, local architects need fluency in both modern Building Regulations and the exacting standards of Cambridge City and South Cambridgeshire planning authorities.
Cambridge's architectural market is shaped by severe planning constraints and chronic housing shortage. The city centre and inner wards sit within multiple conservation areas, meaning even modest rear extensions often require detailed heritage statements and neighbour consultations. Popular jobs include loft conversions on Edwardian terraces (where party wall agreements with academic neighbours can be delicate), side-return extensions on tight Victorian plots in Petersfield and Romsey, and kitchen/living reconfigurations in 1960s estates around Kings Hedges and Arbury. New builds are rare within the CB1-CB4 postcodes but common in the villages — Waterbeach, Cambourne, and the new quarters north of the station. Architects familiar with cambsap.org (the local building control provider) and the quirks of Cambridge's two-tier planning system (city council vs South Cambs) command a premium. Expect 8-12 week lead times for initial concepts, longer if listed-building consent is involved. Many practices are small studios juggling college projects and residential work; availability tightens during university term times when college maintenance projects monopolise local talent.
Hiring an architect in Cambridge typically begins with a feasibility consultation (£500-£1,200, sometimes free if you proceed). Full design services for a modest single-storey extension run £3,500-£8,000 depending on complexity and conservation area constraints; loft conversions with dormer designs cost £4,000-£9,000. Expect architects to charge 8-12% of build cost for full service (RIBA Stages 0-7), or offer 'planning package' rates (£2,500-£5,000) covering measured surveys, drawings, and submission. Cambridge's planning committees meet monthly, so factor 8-12 weeks from submission to decision — longer if in a conservation area or if the application triggers neighbour objections. Most architects here are ARB-registered and carry professional indemnity insurance (ask for proof). The challenge is finding someone who balances modern spatial thinking with the conservation officers' expectations: Cambridge planners expect brickwork samples, sash window details, and slate roofing specifications that respect the Georgian/Victorian streetscape. Timeline from first meeting to approved drawings: 3-5 months for straightforward projects, 6-10 months if listed-building consent or pre-app advice is needed.
Cambridge planning is notoriously conservative. The Central Conservation Area covers much of CB1 and CB2, where even replacing a window requires consent. Pre-application advice (£150-£300 from the council) is almost essential for extensions over 40m². Party Wall Act notices are mandatory for loft conversions and side extensions, and academic landlords (colleges own swathes of Newnham, Castle, and Trumpington) can be slow to respond. Listed buildings — common in the city centre and villages like Grantchester — require separate consent that can add 3-4 months. Cambridge's chalk subsoil and high water table mean foundations often need specialist design; your architect should liaise early with structural engineers familiar with local ground conditions. Parking: if your project removes off-street parking or adds bedrooms, expect planning pushback unless you're within the controlled parking zones. New Planning guidance (2023) now requires biodiversity net gain calculations for most applications.
Expect £3,500-£8,000 for a single-storey rear extension design and planning submission, or 10-12% of build cost (so £6,000-£9,000 on a £60-75k build) for full architectural service through to completion. Conservation area projects often cost 20-30% more due to additional heritage statements and detailing.
Not legally, but planning and Building Regs approval are mandatory, and Cambridge's planning officers expect professional-standard drawings. Most loft specialists charge £1,200-£2,500 for drawings only; architects charge £4,000-£9,000 for full design, structural calcs, and project management through build.
Statutory deadline is 8 weeks, but Cambridge City Council often takes 10-12 weeks, especially if in a conservation area or if neighbour objections arrive. Listed-building consent adds another 8 weeks minimum. Pre-application advice can shorten this by flagging issues early.
CB1, CB2, CB3, and CB4 postcodes mostly fall under Cambridge City Council; villages and newer developments (CB21-CB25) fall under South Cambridgeshire District Council. Each has different conservation policies and delegated/committee thresholds, so ensure your architect knows which authority applies to your postcode.
Permitted Development allows up to 6m rear extensions (8m for detached houses), but many Cambridge terraces are in conservation areas where PD rights are withdrawn. Your architect should check the council's 'Article 4' map before assuming you can avoid a full application.
Yes, if your property is listed (common in central Cambridge and villages). Listed-building consent is a separate application, costs £100-£250 to submit, and often requires a heritage statement. Budget an extra 8-12 weeks and £1,500-£3,000 in additional architect fees.
Check they're registered with the Architects Registration Board (ARB) — it's illegal to call yourself an 'architect' without it. RIBA chartered status is a bonus. Also confirm they carry professional indemnity insurance (minimum £250k for domestic work) and ask for recent Cambridge planning references.
Architects typically prepare Party Wall notices and explanatory drawings, but the formal notice must be served by you (the building owner). Many Cambridge architects work with Party Wall surveyors who charge £800-£1,500 if disputes arise, common in areas with academic or college landlords.
They scrutinise materials, window styles, rooflines, and boundary treatments in conservation areas. Expect requests for lime mortar, timber sash windows (not uPVC), slate or clay tiles, and historically sympathetic brickwork. Your architect should handle this negotiation; amateur drawings rarely pass first time.
Avoid late spring if possible — many practices are juggling college maintenance projects over the Easter vacation. September to February offers better availability. If you want work completed before the next academic year (students returning late September), start the design process by Christmas the year before.
About this guide
Compiled from held data
This guide is assembled by Domifyr from the data we hold: Google ratings and review counts (collected by Google, not by us), UK statutory register requirements, and typical price ranges for the area. No individual author is credited because no individual wrote it — and we would rather tell you that than invent someone.