SG1 4 is a postcode sector in Stevenage, UK. Below is a complete list of SG1 4 Postcodes (Active). SG1 4 postcode sector comprises of 264 active postcodes. SG1 4 sector has a population of 10861, and it has 4141 properties in the region.
| Population | 10861 |
| Addresses / Property Count | 4141 |
| Active Postcodes | 264 |
| Nearby Postcode Districts | 18 |
| Nearby Postcode Sectors | 6 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| SG1 4GJ | 51.92320100 | -0.16780100 | 10 | 19 | 526092 | 226550 |
| SG1 4GL | 51.92307300 | -0.16827100 | N/A | N/A | 526060 | 226535 |
| SG1 4GN | 51.92306200 | -0.16875200 | N/A | N/A | 526027 | 226533 |
| SG1 4GP | 51.92307800 | -0.16917300 | N/A | N/A | 525998 | 226534 |
| SG1 4GQ | 51.92284700 | -0.16935700 | 1 | 1 | 525986 | 226508 |
| SG1 4GR | 51.92127700 | -0.20694000 | N/A | N/A | 523406 | 226269 |
| SG1 4GS | 51.92230200 | -0.17078000 | N/A | N/A | 525890 | 226445 |
| SG1 4GT | 51.92280800 | -0.17035200 | N/A | N/A | 525918 | 226502 |
| SG1 4GU | 51.92329600 | -0.17049300 | N/A | N/A | 525907 | 226556 |
| SG1 4GW | 51.92378000 | -0.17099600 | N/A | N/A | 525871 | 226609 |
| SG1 4GX | 51.92235400 | -0.17008000 | N/A | N/A | 525938 | 226452 |
| SG1 4HA | 51.92271800 | -0.18601300 | 17 | 52 | 524841 | 226465 |
| SG1 4HB | 51.92329100 | -0.18641200 | 27 | 97 | 524812 | 226528 |
| SG1 4HD | 51.92390600 | -0.18605300 | 8 | 17 | 524835 | 226597 |
| SG1 4HE | 51.92127900 | -0.19184500 | 32 | 51 | 524444 | 226295 |
| SG1 4HF | 51.92124700 | -0.19088600 | 36 | 93 | 524510 | 226293 |
| SG1 4HG | 51.92055500 | -0.19034700 | 6 | 17 | 524549 | 226217 |
| SG1 4HH | 51.92048100 | -0.18960800 | 9 | 24 | 524600 | 226210 |
| SG1 4HJ | 51.92092000 | -0.18953200 | 17 | 60 | 524604 | 226259 |
| SG1 4HL | 51.92083500 | -0.18867800 | 17 | 44 | 524663 | 226251 |
| SG1 4HN | 51.92098800 | -0.18750800 | 21 | 54 | 524743 | 226270 |
| SG1 4HP | 51.92206200 | -0.18657800 | 31 | 42 | 524804 | 226391 |
| SG1 4HQ | 51.92115800 | -0.19035200 | 21 | 44 | 524547 | 226284 |
| SG1 4HS | 51.92086800 | -0.18146400 | 9 | 27 | 525159 | 226267 |
| SG1 4HT | 51.92090800 | -0.18056000 | 12 | 25 | 525221 | 226273 |
| SG1 4HU | 51.92147700 | -0.18077000 | 19 | 53 | 525205 | 226336 |
| SG1 4HW | 51.92123600 | -0.18668400 | 6 | 21 | 524799 | 226299 |
| SG1 4HX | 51.92158900 | -0.18156500 | 7 | 25 | 525150 | 226347 |
| SG1 4HY | 51.92193800 | -0.18086800 | 17 | 38 | 525197 | 226387 |
| SG1 4HZ | 51.92242100 | -0.18074600 | 21 | 60 | 525204 | 226441 |
| SG1 4JA | 51.92212700 | -0.17980400 | 16 | 45 | 525270 | 226410 |
| SG1 4JB | 51.92286200 | -0.17960900 | 13 | 28 | 525281 | 226492 |
| SG1 4JD | 51.92313000 | -0.18067400 | 18 | 45 | 525207 | 226520 |
| SG1 4JE | 51.92347700 | -0.18039800 | 5 | 13 | 525225 | 226559 |
| SG1 4JF | 51.92372000 | -0.18097000 | 8 | 18 | 525185 | 226585 |
| SG1 4JG | 51.92214400 | -0.18256100 | 17 | 48 | 525080 | 226407 |
| SG1 4JH | 51.92221200 | -0.18350300 | 9 | 26 | 525015 | 226413 |
| SG1 4JJ | 51.92262000 | -0.18252700 | 10 | 24 | 525081 | 226460 |
| SG1 4JL | 51.92273500 | -0.18182400 | 4 | 8 | 525129 | 226474 |
| SG1 4JN | 51.92289700 | -0.18247200 | 18 | 54 | 525084 | 226491 |
| SG1 4JP | 51.92331600 | -0.18223700 | 20 | 49 | 525099 | 226538 |
| SG1 4JQ | 51.92186200 | -0.18296500 | 7 | 18 | 525053 | 226375 |
| SG1 4JR | 51.92371400 | -0.18233700 | 10 | 21 | 525091 | 226582 |
| SG1 4JW | 51.92308400 | -0.18357600 | 15 | 35 | 525008 | 226510 |
| SG1 4JX | 51.92150000 | -0.17813700 | 21 | 60 | 525386 | 226343 |
| SG1 4JY | 51.92123300 | -0.17894800 | 23 | 61 | 525331 | 226312 |
| SG1 4JZ | 51.92106700 | -0.17979800 | 10 | 14 | 525273 | 226292 |
| SG1 4LA | 51.92162400 | -0.17977500 | 12 | 42 | 525273 | 226354 |
| SG1 4LB | 51.92225200 | -0.17741400 | 2 | 6 | 525434 | 226428 |
| SG1 4LD | 51.92252000 | -0.17786300 | 13 | 34 | 525402 | 226457 |