Renovation of your home in Lejre.
Lejre Municipality is a green and rural municipality in Region Zealand, created in 2007 by the merger of Bramsnæs, Hvalsø and Lejre. The municipality ranked in the top 10 for Denmark's best municipalities to live in (2011). With only 4.0% vacancy and a strong natural and cultural heritage — including Lejre Experimental Centre and the Viking village — Lejre is an attractive rural municipality close to Roskilde and Copenhagen.
Lejre in brief — context for your renovation.
landscapeRoskilde Fjord and green nature
Lejre Municipality borders Roskilde Fjord and has a rich natural heritage with forests, river valleys and the unique Lejre Experimental Centre (historical-archaeological reconstruction). The nature and the short distance to Roskilde give the municipality a distinctive quality of life.
homeA detached-house municipality with low vacancy
66% of homes are detached houses, and vacancy is only 4.0%. It is a good and stable market: solid demand, but without the same price pressure as Greater Copenhagen. Renovation investments are solid.
trainClose to Roskilde and Copenhagen
Hvalsø and Lejre have rail connections to Roskilde and onwards to Copenhagen. The drive to Roskilde is approximately 20 minutes. Many commute to Roskilde and Greater Copenhagen — this supports property prices.
Your housing type.
Detached house from 1960–1990
66% of homes in Lejre — approx. 8,375 dwellings (source: Statistics Denmark 2025)
The typical home in Lejre is a brick villa from the 1960s–80s in one of the municipality's many villages and smaller towns. Proximity to Roskilde and Greater Copenhagen gives a relatively high price level for a rural municipality. Renovation investments are solid.
What's typical?
- — Brick exterior walls
- — Pitched roof with concrete tiles
- — District heating (Hvalsø) or oil boiler/heat pump (rural areas)
- — Garden of 800–1,500 m²
- — Garage or carport
Common weaknesses
- — Insufficient insulation in older houses
- — Oil boiler in rural areas that should be replaced
- — Worn roof covering from the 1970s
- — Outdated bathroom
Typical costs
New concrete tile roof
90,000–215,000 kr
Zealand pricing. Proximity to the Roskilde-Greater Copenhagen market pushes prices up. Get quotes from Roskilde firms. . Source: Bolius
Energy windows (per window)
4,000–8,500 kr
Installed energy window. Zealand pricing. . Source: Bolius
Air-to-water heat pump
65,000–130,000 kr
Including installation. Very profitable alternative to oil boiler in Lejre's rural areas. . Source: Bolius
Do you need an architect?
Probably not necessary for:
- — Roof replacement using the same material
- — Interior renovation
- — Extension under 50 m²
Architect recommended or required for:
- — Extension over 50 m²
- — Façade alterations
- — Comprehensive renovation
Terraced house from 1970–1990
21% of homes in Lejre — approx. 2,680 dwellings (source: Statistics Denmark 2025)
Terraced houses in Hvalsø, Kirke Hyllinge and Kirke Såby. Good standard with energy improvement potential. Many connected to district heating.
What's typical?
- — Brick terraced houses in one storey
- — Pitched roof
- — District heating or individual heating
Common weaknesses
- — Insufficient insulation
- — Ageing windows
Typical costs
Do you need an architect?
Probably not necessary for:
- — Interior renovation
Architect recommended or required for:
- — Extensions and façade alterations
Local conditions in Lejre.
local_fire_department Heating — Hvalsø Kraftvarmeværk / Lejre Lokalvarme
Hvalsø Kraftvarmeværk (established 1967) supplies district heating in Hvalsø and surroundings. Lejre Lokalvarme A.m.b.a. is a new citizen initiative working to establish district heating in Lejre town. In the municipality's rural areas, oil boilers and heat pumps are common.
fjernvarmepriser.dk/fjernvarme/hvalsoe-kraftvarmevaerk-amba-44057212
account_balance Heritage value
Lejre Municipality has a rich cultural heritage — including Lejre Experimental Centre and many heritage village environments. Buildings in heritage environments may have restrictions. Check the municipality and the listed buildings register before external changes.
Look up your address at the Danish Heritage Agency's FBB register
assignment Building permit in Lejre
Apply for a building permit via Byg & Miljø. Interior alterations normally do not require a building permit.
savings Grants for energy renovation
Subsidies for energy renovation are available via Sparenergi.dk — particularly relevant when switching from oil boiler to heat pump. Lejre Municipality supports the green transition.
Lejre in figures.
Data from Statistics Denmark (2025) and the Danish Heritage Agency — context for your property.
Dwellings total
4% vacancy rate
Listed buildings
Source: Danish Heritage Agency FBB
Social housing units
Source: Landsbyggefonden
CO₂ emissions by sector
Energy
35,914 tonnes CO₂
Transport
76,354 tonnes CO₂
Chemical processes
1,773 tonnes CO₂
Agriculture and land use
30,676 tonnes CO₂
Waste disposal and biogas
1,970 tonnes CO₂
Wastewater
393 tonnes CO₂
Frequently asked questions
about renovation in Lejre.
Yes — with 4.0% vacancy and proximity to Roskilde, Lejre is a stable and attractive market. The nature and quality of life are high, and renovation investments pay off well.
In Hvalsø yes — Hvalsø Kraftvarmeværk has been supplying since 1967. Lejre town is establishing a new citizen-driven district heating company. In rural areas, oil boilers and heat pumps are common.
Close to Roskilde levels — perhaps 5% lower. Proximity to Greater Copenhagen pushes trades prices up. Get quotes from local firms and Roskilde firms.
Oil boilers are being gradually phased out. An air-to-water heat pump is the most realistic alternative in rural areas — 65,000–130,000 kr including installation. Subsidy via Sparenergi.dk.
Lejre Experimental Centre is a historical-archaeological reconstruction that attracts visitors and gives the area a distinctive cultural character. It supports the municipality's attractiveness and differentiates it from more anonymous commuter suburbs.
Next steps.
District heating and heat pump in Lejre
Hvalsø has district heating — rural areas are switching to heat pumps.
assignmentBuilding permit in Lejre
What can you do without a permit, and what requires approval?
energy_savings_leafEnergy subsidies and Sparenergi
Find the subsidies you are entitled to for energy renovation.
Tell us about your project in Lejre.
We help homeowners in Lejre prioritise renovation and get started — from the first assessment to completed project.
Start your dream here