Rated architects
3
Every architect we found in NN7, 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
New listing · 2 reviews
architect · Northampton · in NN7
New listing · 1 review
No Google reviews yet
Based in neighbouring districts, covering NN7 — each card shows where they're actually based.
architect · Northampton · NN3 9SJ · Website
★ 5.0 · 1 review on Google
architect · Northampton · NN6 0JA · Website
★ 5.0 · 1 review on Google
architect · Northampton · NN6 0PX
★ 5.0 · 2 reviews on Google
architect · Northampton · NN6 0BJ · Website
★ 5.0 · 4 reviews on Google
architect · Northampton · NN5 6NH
★ 5.0 · 66 reviews on Google
Northampton's housing stock — from Victorian terraces around the town centre to sprawling 60s estates in Weston Favell and Kings Heath — presents a mixed bag for homeowners wanting to extend or reconfigure. The town's position on the northern edge of the Milton Keynes–Oxford Arc means development pressure is high, planning scrutiny can be surprisingly tight, and architects who understand West Northamptonshire Council's particular quirks are worth their weight in gold.
Northampton's architectural scene is split between practices handling volume work for the town's ongoing housing expansion and smaller studios serving domestic clients. The collapse of the town centre in the 2010s means many homeowners are choosing to extend rather than move, driving demand for rear and side extensions, loft conversions, and kitchen-diner reconfigurations. The town sits on Northampton Sand ironstone and Oxford Clay, which can affect foundation design — especially in the valleys around Hunsbury and Far Cotton where clay shrinkage is an issue. Victorian stock in the Semilong and St James areas often needs sensitive handling; planning officers are particularly watchful about overdevelopment in conservation areas like the Racecourse and St Giles. New builds tend to cluster on brownfield sites — old shoe factory conversions are still happening — and the council's design SPD pushes for contextual materials, which means lots of red brick and slate to match the local vernacular. Fees typically run 8–12% of construction cost for full architectural services on domestic projects, though some practices offer planning-only packages from £1,500–£3,000.
For a typical rear extension or loft conversion, expect an initial consultation (often free or £150–£300), then a measured survey if the architect doesn't have existing drawings. Design development takes 4–8 weeks depending on complexity and how decisive you are about layouts. Planning applications to West Northamptonshire Council currently take 8–12 weeks, sometimes longer if the case officer requests amendments or neighbour objections pile up. Listed building consent — relevant for properties in St Giles, Derngate, or scattered Georgian houses elsewhere — adds another layer and often requires heritage statements. Building Regulations approval is handled either by the council or an Approved Inspector; most architects will coordinate this as part of their service. Expect 5–7 site visits during construction if you've appointed the architect for contract administration, or just the initial drawings if you're using a builder's quote-only service. Always check RIBA Chartered Practice status or ARB registration — 'architectural designer' isn't a protected term and you want someone who can stamp drawings for Building Control.
West Northamptonshire Council merged three authorities in 2021, and some planning processes are still bedding in — response times can be inconsistent. The borough has several conservation areas (St Giles Street, Derngate, the Racecourse) where permitted development rights are restricted and even 'minor' changes need consent. If you're in a Victorian terrace, party wall agreements with neighbours are essential before work starts, and architects should flag this early. Northampton's expansion areas — Northampton South SUE, Northampton North SUE — have design codes that apply if you're building on a new plot or converting a barn on the urban fringe. Parking is a hot-button issue: if your extension reduces off-street parking below council standards (usually two spaces for a 3+ bed), expect pushback. The Sixfields and Upton areas have some restrictive covenants on plot coverage and boundary treatments, so ask your architect to check title deeds early.
For full service (design through to completion), expect 8–12% of your build cost — so £4,000–£6,000 on a £50,000 rear extension. Planning-only packages for straightforward projects run £1,500–£3,000. Hourly rates for consultations or small alterations are typically £60–£100.
Not legally, but if your extension exceeds permitted development limits (more than 4m deep on a semi, 3m on a terrace, or within 2m of a boundary over 2.5m high), you'll need planning permission and proper drawings help enormously. Even under PD, you need Building Regs compliance, which architects or architectural technicians can handle.
Statutory deadline is 8 weeks for householder applications, but Northampton often runs to 10–12 weeks if the case officer requests revisions or neighbour comments need addressing. Listed building consent can add another 8 weeks on top.
Yes, but expect scrutiny if you're in a conservation area. Officers will want materials to match (red brick, slate, timber sash if visible from the street) and you may need a heritage statement. Side extensions that fill the gap between houses are often refused to preserve the rhythm of the street.
It's an early-stage assessment (usually £500–£1,200) where the architect checks planning constraints, surveys your site, sketches options, and gives a rough cost and likelihood of consent. Useful if you're unsure whether your idea is viable before committing to full design fees.
Most do, either as part of their full service or as an add-on. They'll either submit to West Northamptonshire Building Control or an Approved Inspector. Expect this to add £800–£1,500 to fees depending on project size.
You'll need listed building consent for any alterations, inside or out, that affect character — new windows, removing chimneys, even repointing in the wrong mortar. The process takes longer (8+ weeks), requires more detailed drawings and a heritage statement, and the conservation officer's word is final. Use an architect experienced in listed work.
West Northamptonshire planning officers will read objections but decide on planning grounds — overlooking, overshadowing, loss of light, impact on the street scene. If objections are about property values or private views, they carry no weight. A good architect will design to minimise genuine planning concerns and can help draft responses if needed.
Yes, especially in the villages ringing the town (Duston, Wootton, Collingtree). Barn conversions can use Class Q permitted development if the building meets criteria, but most need planning permission and careful handling of heritage and ecology concerns. Architects familiar with rural projects are essential.
If the purchase hinges on the extension being viable, absolutely. Instruct an architect to do a feasibility study and submit a planning application subject to contract. It costs a few thousand upfront but can save you from buying a dud.
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.