In the 1927–28 campaign the club won its first-ever silverware, winning the Hertfordshire FA Charity Shield, beating Hoddesdon Town 5–2.
Their brief stay in the London League lasted until 1955 and during that time they enjoyed their best run in the FA Amateur Cup by reaching the 3rd round qualifying.
[1] In 1968 the club moved to its present home, Herns Way, with their first fixture at senior level against Knebworth in the Aubrey Cup, on 16 November that year.
[1] In the championship year the club also reached the final of the League Challenge Trophy, but once again had to settle for runners-up, this time losing 3–0 on aggregate to Stotfold.
[1] In 1984–85 season under the guidance of John Sneddon as manager the club had success lifting the first ever Hertfordshire FA Senior Centenary Trophy beating Pirton 2–0.
Sneddon decided to leave the club at the end of that season and former Sudbury Court manager Ray Sullivan took over the role.
[1] The 1990–91 season saw Ray Sullivan step down and so began a lean spell during which the Club tried several combinations, amongst those being Dave Lawrence, Jock Bruce, former player Pat Maslen and Ian Priest.
During these years the closest the Club came to anything was another Hertfordshire FA Charity Shield final appearance, during Pat Maslen's reign.
[citation needed] In 1998, upon the departure of Malcolm Doctor, the Citizens forged a link with near neighbours, Stevenage Borough FC and strengthened their squad with Boro's EFCO youngsters along with the management pairing of Dave Bullock and Bill Bannister.
However, despite reaching the third qualifying round of the FA Cup for the first time the season collapsed midway through and with the break-up of the squad and a battle with relegation followed.
[citation needed] 1999–00 saw a rebuilding process with former Somersett Ambury V&E boss Dave Steadman being appointed and given the task of leading the Citizens into the new millennium.
The club's first season return in the top flight saw them finish in a very creditable eighth place, however, the end of that campaign saw the manager and most of the playing squad depart for Berkhamsted Town.
The club also exceeded its best-ever run in the FA Vase by reaching the 5th round only for an administrative error to deny them the chance to go even further.
Players Joe Devera, Nick Brindley and Harry Hunt were offered contracts with Barnet FC and the season's top scorer, Bradley Woods-Garness, went to Conference side Farnborough Town.
[citation needed] The following season the club then turned to former players Scott O'Donoghue and Pablo Ardiles to try and take the Citizens back into the top flight.
[citation needed] In 2013–14 Welwyn Garden City found their feet again under newly appointed Manager Adam Fisher, with a respectable league campaign, finishing 4th.
Having been given the job on the Thursday there was not enough time to have a team ready for the home tie with eventual league champions Peterborough Sports the following Saturday, for which the club was later fined.
Whilst not enjoying any notable cup success, Ironton's team was challenging strongly for a play-off place when the 2019/20 season was declared null and void due to the COVID-19 virus.
We had only played six league games when this decision was taken but a magnificent run to the third round proper of the FA Trophy – the furthest we have reached in our three attempts so far - was a small consolation.