Diana Taurasi had the most games by a player 30 or older with 30+ points, with 20 games.

Interpreted as:

most +30 or more points regular-season games after turning 30 years old by a player

	NAME	GP	PTS	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	REB	AST	STL	BLK	TOV	PF	+/-
1	Diana Taurasi D. Taurasi	20	660	33.3	33.0	3.9	4.1	0.9	0.6	9.4	18.6	50.5	5.1	11.1	45.7	9.2	10.0	92.0	71.8	0.4	3.5	3.4	666	77	82	18	11	67	68	+137
2	Cynthia Cooper C. Cooper	16	544	36.2	34.0	3.7	3.8	1.9	0.4	10.2	18.0	56.6	4.1	7.0	58.0	9.6	10.8	89.0	74.8	1.1	2.6	2.9	579	59	61	31	6	47	24	+209
3	Tina Charles T. Charles	11	348	35.1	31.6	11.6	2.3	1.3	0.7	11.7	23.2	50.6	2.4	5.6	41.9	5.8	6.9	84.2	60.3	3.4	8.3	3.0	386	128	25	14	8	33	26	+63
4	DeWanna Bonner D. Bonner	11	353	38.1	32.1	9.6	2.5	1.4	0.5	10.5	21.2	49.8	3.2	7.7	41.2	7.8	8.7	89.6	64.1	1.3	8.4	1.4	419	106	28	15	5	15	28	+32
5	Becky Hammon B. Hammon	10	322	34.8	32.2	2.4	4.8	1.5	0.0	10.5	17.3	60.7	5.2	9.4	55.3	6.0	6.2	96.8	80.4	0.3	2.1	4.1	348	24	48	15	0	41	22	+43
6	Tina Thompson T. Thompson	10	324	38.8	32.4	8.1	1.7	1.1	0.9	11.1	19.4	57.2	3.4	6.6	51.5	6.8	7.5	90.7	71.4	1.8	6.3	3.1	388	81	17	11	9	31	25	+18
7	Lisa Leslie L. Leslie	7	226	39.4	32.3	10.1	3.6	1.9	2.4	13.0	21.1	61.5	0.9	1.3	66.7	5.4	7.7	70.4	65.8	2.4	7.7	4.7	276	71	25	13	17	33	16	+70
8	Sheryl Swoopes S. Swoopes	6	191	43.4	31.8	6.3	3.5	2.0	0.8	11.8	24.3	48.6	2.0	5.5	36.4	6.2	8.0	77.1	57.1	1.3	5.0	2.2	260	38	21	12	5	13	13	+5
9	Nneka Ogwumike N. Ogwumike	5	162	36.7	32.4	7.6	2.4	1.2	0.6	12.0	20.4	58.8	3.0	5.2	57.7	5.4	6.4	84.4	69.8	1.4	6.2	1.4	183	38	12	6	3	7	8	+25
10	Candace Parker C. Parker	5	160	33.3	32.0	10.8	5.2	2.0	0.8	12.0	21.2	56.6	3.0	5.8	51.7	5.0	5.8	86.2	67.4	2.2	8.6	2.2	166	54	26	10	4	11	13	+71
11	Katie Smith K. Smith	5	161	37.7	32.2	3.4	2.4	1.2	0.0	10.8	19.2	56.3	5.2	10.0	52.0	5.4	6.2	87.1	73.4	0.8	2.6	2.4	189	17	12	6	0	12	10	+67
12	Breanna Stewart B. Stewart	4	137	35.7	34.3	8.0	2.5	1.8	0.0	11.0	19.8	55.7	3.0	5.0	60.0	9.3	11.3	82.2	69.3	2.3	5.8	2.5	143	32	10	7	0	10	11	-14
13	Jewell Loyd J. Loyd	4	126	35.5	31.5	6.8	5.0	1.5	0.3	9.0	17.8	50.7	3.3	7.5	43.3	10.3	12.0	85.4	68.4	0.8	6.0	1.8	142	27	20	6	1	7	10	+60
14	Skylar Diggins S. Diggins	4	130	38.5	32.5	5.0	5.8	1.3	1.0	11.5	22.0	52.3	2.5	7.0	35.7	7.0	8.5	82.4	63.1	1.8	3.3	3.0	154	20	23	5	4	12	12	+38
15	Sylvia Fowles S. Fowles	4	120	31.2	30.0	11.8	1.8	2.0	2.5	12.0	16.3	73.8	0.0	0.0		6.0	8.8	68.6	74.6	3.3	8.5	2.8	125	47	7	8	10	11	19	+39
16	Katie Douglas K. Douglas	4	126	35.1	31.5	4.5	2.3	1.8	0.3	10.5	19.0	55.3	2.5	6.8	37.0	8.0	9.3	86.5	68.3	1.3	3.3	2.3	140	18	9	7	1	9	9	+16
17	Kayla McBride K. McBride	3	93	32.7	31.0	1.3	1.0	0.7	0.0	9.3	14.0	66.7	5.7	8.3	68.0	6.7	7.0	95.2	90.7	0.0	1.3	1.0	98	4	3	2	0	3	2	+39
18	Natasha Howard N. Howard	3	98	35.1	32.7	10.3	1.3	0.7	0.0	11.7	17.7	66.0	1.7	4.7	35.7	7.7	10.0	76.7	74.0	3.3	7.0	2.3	105	31	4	2	0	7	11	+3
19	Brittney Griner B. Griner	3	93	35.9	31.0	10.7	3.7	0.3	1.7	12.3	20.0	61.7	0.0	0.7	0.0	6.3	8.0	79.2	65.9	3.7	7.0	2.0	108	32	11	1	5	6	8	+44
20	Tamika Catchings T. Catchings	3	93	32.2	31.0	5.3	2.3	2.0	0.7	9.0	15.7	57.4	2.3	5.3	43.8	10.7	11.7	91.4	74.5	3.0	2.3	3.3	97	16	7	6	2	10	7	+3
21	Ruthie Bolton R. Bolton	3	102	37.3	34.0	4.0	5.0	1.7	0.0	10.7	17.7	60.4	4.7	9.0	51.9	8.0	8.7	92.3	79.1	1.0	3.0	1.0	112	12	15	5	0	3	6	+31
22	Brittney Sykes B. Sykes	2	62	34.8	31.0	3.5	4.0	2.0	0.0	10.5	21.5	48.8	3.5	5.0	70.0	6.5	8.5	76.5	61.4	1.5	2.0	2.0	70	7	8	4	0	4	7	+15
23	Kelsey Plum K. Plum	2	67	34.3	33.5	2.0	6.0	3.5	0.0	10.5	17.0	61.8	4.0	6.5	61.5	8.5	9.0	94.4	79.9	0.0	2.0	2.5	69	4	12	7	0	5	7	+24
24	Tiffany Hayes T. Hayes	2	62	30.3	31.0	4.5	2.0	0.5	0.5	11.0	16.0	68.8	4.5	5.5	81.8	4.5	6.0	75.0	83.2	1.0	3.5	2.0	61	9	4	1	1	4	4	+11
25	Sami Whitcomb S. Whitcomb	2	66	30.6	33.0	6.0	3.0	2.5	0.0	11.0	17.5	62.9	7.0	11.5	60.9	4.0	5.5	72.7	82.8	0.0	6.0	2.0	61	12	6	5	0	4	6	+61