AL7 1 is a postcode sector in Welwyn Hatfield, UK. Below is a complete list of AL7 1 Postcodes (Active). AL7 1 postcode sector comprises of 219 active postcodes. AL7 1 sector has a population of 5544, and it has 2410 properties in the region.
| Population | 5544 |
| Addresses / Property Count | 2410 |
| Active Postcodes | 219 |
| Nearby Postcode Districts | 9 |
| Nearby Postcode Sectors | 4 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| AL7 1QE | 51.80372100 | -0.17934000 | 8 | 18 | 525631 | 213243 |
| AL7 1QF | 51.80322400 | -0.18089700 | 25 | 66 | 525525 | 213185 |
| AL7 1QG | 51.80311600 | -0.18030700 | 25 | 67 | 525566 | 213174 |
| AL7 1QH | 51.80475600 | -0.18173500 | 15 | 36 | 525463 | 213354 |
| AL7 1QJ | 51.80392400 | -0.18142000 | 10 | 27 | 525487 | 213262 |
| AL7 1QL | 51.80381400 | -0.18300600 | 20 | 53 | 525378 | 213247 |
| AL7 1QN | 51.80395600 | -0.18349300 | 22 | 60 | 525344 | 213262 |
| AL7 1QP | 51.80461000 | -0.18507700 | 13 | 43 | 525233 | 213332 |
| AL7 1QQ | 51.80421700 | -0.18116200 | 22 | 56 | 525504 | 213295 |
| AL7 1QR | 51.80495600 | -0.18594800 | 29 | 76 | 525172 | 213369 |
| AL7 1QS | 51.80446600 | -0.18621400 | 3 | 5 | 525155 | 213314 |
| AL7 1QT | 51.80322700 | -0.18461100 | 36 | 113 | 525269 | 213179 |
| AL7 1QU | 51.80409700 | -0.18433900 | 15 | 32 | 525285 | 213276 |
| AL7 1QW | 51.80458100 | -0.18433900 | 25 | 55 | 525284 | 213330 |
| AL7 1QX | 51.80301000 | -0.18219700 | 14 | 33 | 525436 | 213159 |
| AL7 1QY | 51.80248400 | -0.18188400 | 30 | 76 | 525459 | 213101 |
| AL7 1QZ | 51.80443800 | -0.18663200 | 23 | 29 | 525126 | 213310 |
| AL7 1RB | 51.80465000 | -0.18068000 | 8 | 19 | 525536 | 213344 |
| AL7 1RD | 51.80457700 | -0.17882700 | 20 | 35 | 525664 | 213339 |
| AL7 1RE | 51.80493600 | -0.17884100 | 29 | 78 | 525662 | 213379 |
| AL7 1RF | 51.80520700 | -0.18180400 | 14 | 39 | 525457 | 213404 |
| AL7 1RG | 51.80546200 | -0.18140200 | 17 | 43 | 525484 | 213433 |
| AL7 1RH | 51.80589900 | -0.18290800 | 8 | 24 | 525379 | 213479 |
| AL7 1RJ | 51.80530300 | -0.18280100 | 10 | 25 | 525388 | 213413 |
| AL7 1RL | 51.80628100 | -0.18423700 | 21 | 40 | 525286 | 213519 |
| AL7 1RN | 51.80568400 | -0.18402900 | 22 | 36 | 525302 | 213453 |
| AL7 1RP | 51.80523100 | -0.18508100 | 11 | 16 | 525231 | 213401 |
| AL7 1RQ | 51.80588000 | -0.18229900 | 3 | 9 | 525421 | 213478 |
| AL7 1RR | 51.80164400 | -0.20093300 | N/A | N/A | 524148 | 212975 |
| AL7 1RW | 51.80526400 | -0.18431100 | 10 | 11 | 525284 | 213406 |
| AL7 1RX | 51.80435400 | -0.19470400 | N/A | N/A | 524570 | 213287 |
| AL7 1RY | 51.79924800 | -0.17954500 | N/A | N/A | 525629 | 212745 |
| AL7 1SA | 51.80008300 | -0.18992500 | N/A | N/A | 524911 | 212820 |
| AL7 1SB | 51.80022000 | -0.19018500 | N/A | N/A | 524893 | 212835 |
| AL7 1SD | 51.81179300 | -0.19665600 | 55 | 125 | 524415 | 214111 |
| AL7 1SE | 51.81124300 | -0.19538700 | 33 | 76 | 524504 | 214052 |
| AL7 1SF | 51.81293400 | -0.19583600 | 59 | 124 | 524468 | 214239 |
| AL7 1SQ | 51.80448200 | -0.19589800 | N/A | N/A | 524487 | 213299 |
| AL7 1SY | 51.80448200 | -0.19589800 | N/A | N/A | 524487 | 213299 |
| AL7 1TA | 51.80551700 | -0.17785600 | N/A | N/A | 525728 | 213445 |
| AL7 1TN | 51.81055900 | -0.19404500 | N/A | N/A | 524598 | 213978 |
| AL7 1TP | 51.79943200 | -0.17814900 | 14 | 37 | 525725 | 212768 |
| AL7 1TR | 51.81346400 | -0.18308200 | 33 | 63 | 525346 | 214320 |
| AL7 1TS | 51.80292200 | -0.18685200 | N/A | N/A | 525115 | 213141 |
| AL7 1TW | 51.80789100 | -0.19723300 | N/A | N/A | 524386 | 213676 |
| AL7 1UA | 51.81620200 | -0.19388300 | 16 | 45 | 524594 | 214606 |
| AL7 1UB | 51.81530100 | -0.19542300 | 26 | 54 | 524490 | 214503 |
| AL7 1UD | 51.81534400 | -0.19472500 | 14 | 32 | 524538 | 214509 |
| AL7 1UE | 51.81477200 | -0.19435600 | 17 | 52 | 524565 | 214446 |
| AL7 1UF | 51.81470600 | -0.19542300 | 19 | 42 | 524492 | 214437 |