Hesttrøa velforening består av eneboliger, rekkehus og fellesområder beskrevet som:
100/19, 100/51, 100/52, 100/53, 100/54, 100/55, 100/56, 100/57, 100/58, 100/59,
100/60, 100/61, 100/62, 100/63, 100/64,
100/65, 100/66, 100/67, 100/68, 100/69,
100/70, 100/71, 100/72, 100/73, 100/74,
100/75, 100/76, 100/77, 100/78, 100/79,
100/80, 100/81, 100/82, 100/83, 100/84,
100/85, 100/86, 100/87, 100/88, 100/89,
100/90, 100/91, 100/92, 100/93, 100/94,
100/95, 100/96, 100/97, 100/98, 100/99
100/100, 100/102, 100/103, 100/104, 100/105, 100/106, 100/107, 100/108, 100/109, 100/110, 100/111, 100/112, 100/113, 100/114, 100/115, 100/116, 100/117, 100/118, 100/119, 100/120, 100/121, 100/122, 100/123, 100/124, 100/125, 100/126, 100/127, 100/128, 100/129, 100/130, 100/131 og 100/48 som omfatter alle fellesarealer FG, FL, FP og FA.

