In keeping with their early progress, the club moved to a new ground at Ten Acres in 1957 – which remains their home to this day.

Eastleigh were consistently one of the stronger teams in the top tier of the Hampshire League, Division One, in the early 1980s and they achieved their highest final position of 4th (three times: in 1982, 1984 and 1985.)

Their first match in the FA Cup under the Eastleigh name was a 2–1 success against Southern League side Poole Town in 1981.

In 2008–09, they finished third, but lost to Hayes & Yeading United in the play-off semi-finals despite holding a 4–0 advantage at one stage during the first leg.

[4] On 16 May 2012, Eastleigh won their first silverware for seven years, beating Totton 2–0 in the final of the Hampshire Senior Cup.

Hill has also had spells assisting John Gregory at both Wycombe Wanderers and QPR, and Brian Little at Aston Villa.

[11] Eastleigh spent their entire first season in the top half of the league and enjoyed an unbeaten run at home until into the new year.

The playoffs proved a bridge too far for Eastleigh, who were beaten 2–1 at the Silverlake Stadium and 3–0 at Blundell Park by Grimsby Town to lose 5–1 on aggregate.

Eastleigh travelled to Crewe in the 1st round and achieved their first ever giant killing, courtesy of a 1–0 win with a Ben Strevens penalty.

As Eastleigh exited the FA Cup, league form dipped and they eventually finished seventh, missing out on a play-off place.

On 4 October, Eastleigh beat Maidstone 3–0[18] to move up to 5th in the league after offering free admission for all, which attracted a crowd of 4,114.

However Eastleigh's form dipped and Ronnie Moore left the club on 30 November with personal circumstances cited.

A first round home tie with Swindon Town was selected by the BBC for live coverage,[21] and Eastleigh drew 1–1.

Eastleigh again required a replay to beat FC Halifax Town in the second round triumphing 2–0 at the Shay having drawn 3–3 at the Silverlake.

Richard Hill was brought in as director of football and in April 2017 was announced as the new Eastleigh manager for the 2017–18 season with Andy Hessenthaler as his assistant.

Eastleigh had a poor start to the season and, on 18 December, Hessenthaler was appointed manager with Hill reverting to director of football.

was transferred to Mark Jewell, the new chairman, and 3 other directors, Kenny Amor, Tom Coffey and Joanne Sprigg.

Eastleigh faced a tie at Wrexham and won 1–0 in extra time through a superb Danny Hollands strike.

Eastleigh faced Crewe Alexandra in a televised game at the Silverlake, drawing 1–1 with their League Two opponents thanks to a late equaliser from Southampton loanee Marcus Barnes.

In 2004, following promotion to the Isthmian League Premier Division, the old wooden stand was knocked down, and a new 352-seat grandstand was built on the half-way line stretching for just under a third of the pitch.

In 2009, 150 seats were added to the middle of the Silverlake Stand to give Eastleigh the necessary ground grading to compete in the Conference South play-offs.

The former East Stand at Sandy Park (home of Exeter Chiefs RFC) was rebuilt along the Premier Telecom side of the ground as well as behind the clubhouse goal, providing a covered terraced accommodation for 2,000 spectators.

On 2 December 2014, the newly completed 2,290-seater South Stand was opened for the first time in a Conference Premier game against Dartford, with the club allowing spectators in for free to celebrate the occasion.

The club were without an official nickname until 2005 when a competition was run amongst the fans and "Spitfires" was chosen by supporter Mike Wimbridge.

They have also had a rivalry with Havant & Waterlooville in recent years, largely sparked by the appointment of Ian Baird as Eastleigh manager in 2007.

As Eastleigh joined the Conference it lost any league games to teams within a radius of 40 miles, but regularly contested the Hampshire Derby with Aldershot Town and with Havant & Waterlooville.

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