Fetal Growth Chart

How big is your growing baby? Find out your baby's approximate dimensions week by week -- but remember that each baby develops at his or her own pace!

TimelinFe Growth Chart
Wk BPD (cm) biparietal diameter OFD (cm) occipito- frontal diameter HC (cm) head circumf- erence TTD (cm) transverse trunk diameter AC (cm) abdominal circumf- erence Femur length (cm) CRL (cm) crown- rump length CRL (inches) Weight (gms) Weight (ozs) Weight (lbs) Weight (lbs and oz)
12 2.0
---
---
1.7
5.3
---
4.7
1.9
---
     
13 2.4
---
---
2.0
6.3
1.0
6.0
2.4
14
0.49
0.03
.5 oz
14 2.8
3.1
10.6
2.4
7.5
1.2
7.3
2.9
25
0.88
0.06
.9 oz
15 3.2
3.8
11.5
2.7
8.5
1.6
8.6
3.4
50
1.76
0.11
1.8 oz
16 3.5
4.1
12.7
3.1
9.7
1.8
9.7
3.8
80
2.82
0.18
2.8 oz
17 3.8
4.6
14.0
3.4
10.7
2.2
11.0
4.3
100
3.52
0.22
3.5 oz
18 4.2
5.0
15.2
3.7
11.6
2.5
12.0
4.7
150
5.29
0.33
5.3 oz
19 4.6
5.4
16.4
4.0
12.6
2.5
13.0
5.1
200
7.05
0.44
7.0 oz
20 4.9
5.8
17.6
4.4
13.5
3.1
14.0
5.5
250
8.82
0.55
8.8 oz
21 5.2
6.3
19.0
4.7
14.5
3.4
CHL- crown
CHL
300
10.58
0.66
10.6 oz
22 5.6
6.7
20.3
5.0
15.5
3.6
heel length
(inches)
350
12.34
0.77
12.3 oz
23 5.9
7.2
21.5
5.3
16.5
3.9
28
11
450
15.87
0.99
15.9 oz
24 6.2
7.6
22.6
5.6
17.3
4.1
    530
18.69
1.17
1 lb, 2.7 oz
25 6.5
8.0
24.0
5.9
18.3
4.4
31
12
700
24.69
1.54
1 lb, 8.6 oz
26 6.8
8.4
25.1
6.5
19.1
4.7
    850
29.98
1.87
1 lb 13.92 oz
27 7.1
8.8
26.3
6.2
20.2
4.9
34
13
1000
35.27
2.20
2 lbs 3.2 oz
28 7.4
9.1
27.4
6.9
21.1
5.1
    1100
38.80
2.42
2 lbs 6.7 oz
29 7.7
9.5
28.4
7.2
22.2
5.4
37
15
1250
44.09
2.76
2 lbs 12.2 oz
30 8.0
9.8
29.3
7.4
23.0
5.6
    1400
49.38
3.09
3 lbs 1.4 oz
31 8.2
10.0
30.3
7.8
24.0
5.9
40
16
1600
56.44
3.53
3 lbs 8.5 oz
32 8.5
10.3
31.1
8.1
24.9
6.1
    1800
63.49
3.97
3 lbs 15.5 oz
33 8.7
10.5
31.8
8.3
25.8
6.3
43
17
2000
70.55
4.41
4 lbs 6.6 oz
34 8.9
10.7
32.5
8.6
26.8
6.5
    2250
79.37
4.96
4 lbs 15.4 oz
35 9.1
10.9
33.2
8.9
27.7
6.7
45
18
2550
89.95
5.62
5 lbs 9.9 oz
36 9.3
11.1
33.7
9.2
28.7
6.9
    2750
97.00
6.06
6 lbs 1.0 oz
37 9.5
11.2
34.0
9.4
29.6
7.1
47
19
2950
104.06
6.50
6 lbs 8.0 oz
38 9.6
11.3
34.4
9.7
30.6
7.3
    3100
109.35
6.83
6 lbs 13.3 oz
39 9.8
11.4
34.7
9.9
31.5
7.4
50
20
3250
114.64
7.16
7 lbs 2.6 oz
40 9.9
11.5
34.9
10.1
32.0
7.5
    3400
119.93
7.50
7 lbs 8.0 oz

 

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