Some of the leagues do play on Saturdays as well as Sundays so you will need to contact them in respect of the appropriate age group that you are enquiring about.
Hertfordshire Girls Football Partnership League (2008)
http://full-time.thefa.com
Secretary: Miss Kerry Reed
E-mail: kerry.read1@ntlworld.com
Macron Mid Herts Rural Minors League (1968)
www.midherts.co.uk
Secretary: Mrs Jennie McCollin
E-mail: jenniemccollin@aol.com
Royston Crow Youth Football League
http://full-time.thefa.com
Secretary: Mrs Elaine Phillips
E-mail: grahamphillips5@sky.com
Southern Counties Floodlit Youth League
(Sanctioned by The Football Association)
Secretary: Mr Robin Woolman
E-mail: robin.woolman@btinternet.com
Watford Friendly League (1970)
http://football.mitoo.co.uk
Secretary: Mrs Tracy Hudson
E-mail: tracy.hudson4@btinternet.com
West Herts Youth League
www.yellowjersey.co.uk
Secretary: Mr John Bolger
E-mail: john@bdsdec.com