NP16 5LF lies on Castle Gardens in Chepstow. NP16 5LF is located in the St Kingsmark electoral ward, within the unitary authority of Monmouthshire and the Welsh Parliamentary constituency of Monmouth. The Local Health Board is Aneurin Bevan University and the police force is Gwent. This postcode has been in use since June 1999.


| Easting | 352820 |
| Northing | 194158 |
| Latitude | 51.644230 |
| Longitude | -2.683238 |
| Street | Castle Gardens |
| Town/City | Chepstow |
| Country | Wales |
| Postcode District | NP16 |
Elevation or altitude of NP16 5LF as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 70m | 230ft |
Elevation is measured from the approximate centre of the postcode, to the nearest point on an OS contour line from OS Terrain 50, which has contour spacing of ten vertical metres.
➜ How high above sea level am I? Find the elevation of your current position using your device's GPS.
| Ward | St Kingsmark |
|---|---|
| Constituency | Monmouth |
2025 30 MAY £379,500 |
2023 21 APR £353,000 |
9, CASTLE GARDENS, CHEPSTOW, NP16 5LF 2022 16 DEC £280,000 |
2, CASTLE GARDENS, CHEPSTOW, NP16 5LF 2021 6 AUG £310,000 |
2021 21 MAY £287,500 |
2019 7 JUN £287,000 |
2017 30 NOV £287,500 |
2015 11 JUN £208,100 |
2014 4 DEC £197,500 |
6, CASTLE GARDENS, CHEPSTOW, NP16 5LF 2011 27 MAY £221,000 |
| Castle Gardens (St. Kingsmark Avenue) | Chepstow | 62m |
| Welsh Street | Chepstow | 70m |
| Welsh Street | Chepstow | 95m |
| Chepstow Comprehensive (Welsh Street) | Crossway Green | 256m |
| Chepstow Comprehensive (Welsh Street) | Crossway Green | 277m |
| Chepstow Station | 0.9km |
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 100.0% |
| Percentage of properties with Ultrafast Broadband | 0.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
| Median download speed | 40.0Mbps |
| Average download speed | 43.9Mbps |
| Maximum download speed | 80.00Mbps |
| Median upload speed | 10.0Mbps |
| Average upload speed | 10.3Mbps |
| Maximum upload speed | 20.00Mbps |
| Percentage of properties unable to receive 2Mbps | 0.0% |
| Percentage of properties unable to receive 5Mbps | 0.0% |
| Percentage of properties unable to receive 10Mbps | 0.0% |
| Percentage of properties unable to receive 30Mbps | 0.0% |
Estimated total energy consumption in NP16 5LF by fuel type, 2015.
| Consumption (kWh) | 151,638 |
|---|---|
| Meter count | 15 |
| Mean (kWh/meter) | 10,109 |
| Median (kWh/meter) | 9,441 |
| Consumption (kWh) | 51,939 |
|---|---|
| Meter count | 15 |
| Mean (kWh/meter) | 3,463 |
| Median (kWh/meter) | 2,180 |



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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| St Annes Street | 16:00 | 12:00 | 796m |
| Tutshill | 16:30 | 11:15 | 1,410m |
| Elm Road | 16:15 | 11:15 | 1,473m |
The below table lists the International Territorial Level (ITL) codes (formerly Nomenclature of Territorial Units for Statistics (NUTS) codes) and Local Administrative Units (LAU) codes for NP16 5LF:
| ITL 1 Code | Name |
|---|---|
| TLL | Wales |
| ITL 2 Code | Name |
| TLL2 | East Wales |
| ITL 3 Code | Name |
| TLL21 | Monmouthshire and Newport |
| LAU 1 Code | Name |
| W06000021 | Monmouthshire |
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for NP16 5LF:
| Code | Name | |
|---|---|---|
| OA | W00008254 | |
| LSOA | W01001585 | Monmouthshire 007C |
| MSOA | W02000342 | Monmouthshire 007 |
| NP16 5LY | St Kingsmark Avenue | 64m |
| NP16 5LS | Welsh Street | 99m |
| NP16 5ND | Priory Close | 108m |
| NP16 5NZ | St Maur Gardens | 112m |
| NP16 5NU | Stuart Avenue | 139m |
| NP16 5LT | St Maur Gardens | 146m |
| NP16 5UJ | The Mount | 147m |
| NP16 5QA | Hanover Close | 158m |
| NP16 5NF | Mount Way | 206m |
| NP16 5NB | Normandy Way | 208m |