S21 postcode
Broadband in S21 1JP
Killamarsh, North East Derbyshire
Superfast broadband covers 100% of premises here.
Free, independent comparison · Ofcom verified data · Updated 13 March 2026
Flood Risk
Data pending
Fibre (FTTP)
No
Best speed
300 Mbps
Speed Calculator
Adjust the options below to see how much broadband speed your household needs.
HD uses ~5 Mbps per person. 4K uses ~25 Mbps.
Each person on calls needs around 10 Mbps.
Competitive gaming needs low latency as much as raw speed.
Cameras, thermostats, speakers and similar devices each use a few Mbps.
The best available speed at S21 1JP is 300 Mbps. That covers your 14 Mbps estimate.
Speed Test
Check your current download speed and see how it compares to what is available at S21 1JP.
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This test measures download speed only. Results vary depending on network conditions.
Broadband availability
Source: Ofcom Connected Nations 2025 (Jul 2025)
| Technology | Available | Coverage | Typical Speed |
|---|---|---|---|
| Standard (ADSL) | 100% | 100% | 10-20 Mbps |
| Superfast (30+ Mbps) | 100% | 100% | 30-80 Mbps |
| Ultrafast (100+ Mbps) | 0% | 0% | 100-300 Mbps |
| Full Fibre (FTTP) | 0% | 0% | 300-900 Mbps |
| Gigabit | 0% | 0% | 900-1,000 Mbps |
Speed Distribution at S21 1JP
Source: Ofcom Connected Nations 2025
Digital Divide at S21 1JP
Fibre-to-cabinet or better
Source: Ofcom Connected Nations 2025
Mobile coverage
4G & 5G coverage · Ofcom Connected Nations 2025
4G Outdoor
4G Indoor
5G Outdoor
Networks with 4G
Crime summary
Based on Police.uk data for 2025-12Total crimes last month: 0
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Area demographics
Data for LSOA:
Population
N/A
Census 2021
Density
N/A
per km² · Unknown
Median Age
N/A
years (est.)
Deprivation index (IMD)
English Indices of Deprivation 2019 · LSOA: E01019804
Overall IMD Decile
N/A / 10
N/A
Decile 10 = least deprived 10% of England. Decile 1 = most deprived 10%. Based on (2019 boundaries).
| Domain | Decile | Rank | Assessment |
|---|---|---|---|
| Income | N/A | N/A | N/A |
| Employment | N/A | N/A | N/A |
| Education | N/A | N/A | N/A |
| Health | N/A | N/A | N/A |
| Crime | N/A | N/A | N/A |
Transport links
Nearest train stations and towns
Nearest train stations
Woodhouse
3.3 mi
by road
Darnall
5.8 mi
by road
Chesterfield
7.0 mi
by road
Council tax bands
Band distribution for North East Derbyshire
Most common: Band C
~£1,841/yr · North East Derbyshire
Annual council tax estimates for North East Derbyshire, 2024/25
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Killamarsh is home to S21 1JP. Whether you live here or plan to move, the data below paints a clear picture. Broadband, schools, crime, house prices, and local services all follow. The numbers speak for themselves.
Superfast coverage here stands at 100%. Nationally, 93% of UK premises have access. Coverage at this postcode is strong. The maximum download speed recorded is 300 Mbps. That is well above the UK real-world average of 69 Mbps.
Here is how broadband speeds break down across premises at S21 1JP. 100% of connections fall in the 30 to 300 Mbps range. No premises here are stuck below 5 Mbps. Every property meets the basic threshold for video calls.
What do the broadband speeds at S21 1JP mean in practice? Multiple 4K streams can run simultaneously. Netflix, Disney+, and iPlayer should all work without buffering even with several devices active. Remote working is viable here. Video conferencing, cloud documents, and VPN connections should all perform well.
FWA broadband has not reached S21 1JP yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.
0% of premises at S21 1JP fall below the Universal Service Obligation of 10 Mbps. Every property here meets the minimum standard. That is not the case everywhere. Next-generation access (NGA) reaches 100% of the area. NGA typically means speeds of 24 Mbps or above.
0 crimes were reported near S21 1JP in the most recent month. The level is relatively low. Data comes from Police.uk at LSOA level. One month is a snapshot, not a trend.
The nearest train station to S21 1JP is Woodhouse, 3.3 miles away. You will need a car or bus to reach the station. Park-and-ride may be available. Darnall is the next closest at 5.8 miles. Chesterfield offers another option at 7 miles.
The most common council tax band near S21 1JP is Band C. The billing authority is North East Derbyshire. The three most common bands are A (30%), B (25%), C (20%). Band A corresponds to 1991 property values of up to £40,000. Current values are typically much higher. The concentration in lower bands suggests a mix of smaller and mid-range properties.
Outdoor 4G mobile signal at S21 1JP is available across 99% of the area. Indoor 4G drops to 85%. Some signal loss indoors is normal. Most calls and data should still work inside. 5G has not yet reached this postcode. Coverage is expanding but remains concentrated in urban centres. Coverage data covers EE, O2, Three, Vodafone. Check each operator individually, as coverage varies by network.
Suitability scores for S21 1JP: remote working 95/100, family 80/100, value 50/100. Strong broadband makes this area well suited to home working.
S21 1JP falls within the North East Derbyshire local authority area. The immediate area is Killamarsh, a distinct community within the wider district. The S21 postcode area contains 455 postcodes on this site. Superfast broadband across S21 ranges from 0% to 100%. S21 1JP is close to the area average of 97%.
How does S21 1JP compare to its neighbours? S21 1JL (0.05 miles, North East Derbyshire) has 100% superfast coverage and 100% gigabit. S21 1JN (0.09 miles, North East Derbyshire) has 100% superfast coverage and 96.4% gigabit. S21 1HG (0.11 miles, North East Derbyshire) has 100% superfast coverage and 0% gigabit. S21 1DS (0.1 miles, North East Derbyshire) has 100% superfast coverage and 100% gigabit. Coverage is broadly similar across these neighbouring postcodes.
When choosing a broadband provider at S21 1JP, check what technology reaches your specific address. Availability varies by street and sometimes by building. If fibre is unavailable, consider 4G home broadband or satellite as alternatives. Speeds may still be adequate for most uses. Compare contract lengths, total costs over the term, and exit fees. The cheapest monthly rate is not always the best deal.
Every part of Killamarsh has its own feel. This data gives you the factual starting point. A visit fills in the rest.
Looking at the overall picture for S21 1JP, a few things are worth highlighting. Both fixed and mobile connectivity are strong. Backup options exist if one connection fails.
Data sources include Ofcom (broadband and mobile), Land Registry (house prices), Police.uk (crime), Ofsted (schools), Environment Agency (flood risk), and Open-Meteo (air quality). Council tax data comes from the Valuation Office Agency. EPC data is from DLUHC. Transport data uses NaPTAN. Speed distribution figures are from Ofcom Connected Nations. All figures are the latest available at the time of writing.
Numbers tell part of the story for S21 1JP. Visit at different times of day. Talk to neighbours. Check mobile signal indoors. Walk the route to the nearest school or station. Test the broadband speed from inside the property. These things do not show up in data.
This covers the key data for S21 1JP. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Killamarsh hub page. Bookmark this page and check back as new data arrives.
More local data is being added for this postcode
This page already has postcode-specific content, and more data-backed sections will appear as the remaining local datasets finish processing.
Frequently asked questions about S21 1JP
What are the broadband speeds available at S21 1JP?
Superfast broadband (30 Mbps+) is available to 100% of premises at S21 1JP. Maximum download speeds reach 300 Mbps.
What is the average house price near S21 1JP?
No recent house price data is available for S21 1JP.
What schools are nearby in the S21 1JP area?
School data for S21 1JP is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in S21 1JP compare to other areas?
0 offences were recorded in this LSOA area in the latest month. This is relatively low.
How suitable is S21 1JP for remote working?
S21 1JP scores 95/100 for remote working suitability. Strong broadband makes it well suited.
What is the mobile signal like at S21 1JP?
4G outdoor coverage at S21 1JP is 99%. 5G reaches 0%. Indoor coverage may be lower.
What is the most common energy efficiency rating near S21 1JP?
EPC data for S21 1JP is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at S21 1JP?
The most common council tax band near S21 1JP is Band C. The billing authority is North East Derbyshire.
How accessible are GP surgeries near S21 1JP?
GP surgery data for S21 1JP is being updated. Check NHS.uk for the latest.
What transport links are available near S21 1JP?
The nearest train station to S21 1JP is Woodhouse, 3.3 miles away. Darnall is also nearby.
Is S21 1JP a suitable area for families?
S21 1JP scores 80/100 for family suitability. Good schools and low crime contribute to a high score.
What is the air quality like at S21 1JP?
Air quality data for S21 1JP is being updated.
How far is the nearest EV charging point from S21 1JP?
EV charging data for S21 1JP is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at S21 1JP?
Full fibre availability at S21 1JP is being updated. Check Openreach for the latest rollout status.
Area suitability scores
S21 1JPRemote Worker
95Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.
Family
80Based on Ofsted school ratings, crime rate, flood risk, and GP surgery proximity.
Value for Money
50Based on broadband quality relative to average house price in the area.
Map
Area info
Parish
Killamarsh
District
North East Derbyshire
Region
Constituency
LSOA
E01019804
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