Friday, January 21, 2005

Overview Report

Loanset: CSFB 2005-1 Grp 1 Latest

Pool Totals	Total
Loan Count	671
Original Balance	356,271,231.82
Scheduled Balance	355,441,270.87

Balances	Avg	Minimum	Maximum
Original Balance	530,955.64	360,000.00	1,100,000.00
Scheduled Balance	529,718.73	244,106.56	1,100,000.00
Current P&l	3,121.29	1,521.74	6,683.72
Combined 1st & 2nd Lien

Rates	Avg with 0	Avg without 0	Minimum	Maximum
Current Rate (WAC)	5.9019	5.9019	5.3750	6.1250
All Servicing Fees	0.2577	0.3007	0.2500	0.3050
Net Rate	5.6441	5.6011	5.0750	5.8750

Terms	WA Terms	Minimum	Maximum
Original Term	360.00	360.00	360.00
Seasoning	2.40	1.00	15.00
Remaining - Amortized	401.88	117.97	2,794.93
Remaining - Stated (Given)

Loan To Value	WA LTV	Minimum	Maximum
Original LTV	68.97	19.97	94.99

Credit Info	Avg	Minimum	Maximum
Fico	737.96	650.00	816.00

Dates	Minimum	Maximum
Note	06/05/2003	12/29/2004
First Payment	08/01/2003	02/01/2005
Maturity	07/01/2033	01/01/2035

Concentrations	%(Balance)	%(Loans)
Fixed Rate	100.00	100.00
California	49.86	49.00
Southern California (90000 - 93600)	26.73	27.00
Loans over 80% with no PMI		0.00

Miscellaneous	%(Balance)	%(Loans)
Balloon		0.00

Loanset	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
All	671.00	355,441,270.87	100.00	5.90	68.97	737.96

Sched_Balance	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
200000 =< ... < 300000	1.00	244,106.56	0.07	6.00	90.00	800.00
300000 =< ... < 400000	116.00	43,970,626.92	12.37	5.93	70.87	732.85
400000 =< ... < 500000	251.00	111,240,726.41	31.30	5.89	70.35	739.74
500000 =< ... < 600000	139.00	75,582,433.02	21.26	5.89	71.34	742.92
500000 =< ... < 600000	80.00	50,978,825.32	14.34	5.89	68.10	732.62
700000 =< ... < 800000	25.00	18,627,254.58	2.24	5.88	71.39	739.20
800000 =< ... < 900000	21.00	17,918,460.44	5.04	5.89	61.35	739.17
900000 =< ... < 1000000	27.00	25,678,837.62	7.22	5.88	61.84	734.91
>= 1000000	11.00	11,200,000.00	3.15	5.95	59.95	741.04

Fico	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
650 =< ... < 675	41.00	21,439,508.80	6.03	5.93	69.00	664.68
675 =< ... < 700	97.00	50,310,288.73	14.15	5.91	68.01	688.01
700 =< ... < 725	118.00	61,691,601.97	17.36	5.93	69.36	711.38
725 =< ... < 750	119.00	65,836,514.97	18.52	5.90	68.28	737.98
750 =< ... < 775	157.00	84,532,115.90	23.78	5.88	69.50	762.28
775 =< ... < 800	110.00	56,768,606.07	15.97	5.89	70.56	784.57
800 =< ... < 825	23.00	14,862,634.43	4.18	5.90	64.61	806.56

Orig_LTV		Total_Sched_Bal	Pct	WAC	WLT	WFICO
10 =< ... < 20		649,000.00	0.18	5.88	19.97	750.00
20 =< ... < 30		3,526,002.01	0.99	5.91	25.28	768.55
30 =< ... < 40		8,157,418.74	2.30	5.91	34.01	733.66
40 =< ... < 50		20,012,380.69	5.63	5.87	46.15	736.97
50 =< ... < 60		44,493,285.34	12.52	5.90	55.18	732.75
60 =< ... < 70		74,501,183.77	20.96	5.87	65.40	735.93
70 =< ... < 80		104,584,669.33	29.42	5.91	75.45	738.11
80 =< ... < 90		97,632,160.70	27.47	5.92	80.11	741.09
90 =< ... < 100		1,885,170.29	0.53	5.94	91.94	737.86

Curr Rate	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
5.25 =< ... < 5.5	24.00	12,980,707.97	3.65	5.38	69.21	737.18
5.5 =< ... < 5.75	25.00	14,358,571.35	4.04	5.55	67.10	751.09
5.75 =<... < 6	325.00	172,831,613.31	48.62	5.85	67.92	739.52
6 =< ...< 6.25	297.00	155,270,378.24	43.68	6.04	70.30	735.07

Net_Rate	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
5 =< ...< 5.25	29.00	15,668,271.87	4.41	5.40	69.96	738.49
5.25 =<... < 5.5	35.00	20,220,718.82	5.69	5.64	65.68	760.27
5.5 =< ... < 5.75	335.00	176,604,358.04	49.69	5.86	68.09	737.45
5.75 =< ... < 6	272.00	142,947,922.14	40.22	6.04	70.42	735.37

Orig_Term	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
>= 360	671.00	355,441,270.87	100.00	5.90	68.97	737.96

Stated_Remaining _Term	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
0 =< ... < 12	671.00	355,441,270.87	100.00	5.90	68.97	737.96

Doc_Type_Desc	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
ALT	25.00	11,852,330.97	3.33	5.96	72.93	704.27
Full	309.00	161,897,780.96	45.55	5.88	69.77	736.76
Lite Doc	22.00	11,469,746.87	3.23	5.52	70.14	733.68
No Income Verification	69.00	37,596,393.95	10.58	5.96	68.63	722.22
No Ratio	1.00	503,000.00	0.14	6.00	62.88	758.00
Reduced (partial)	182.00	99,854,700.46	28.09	5.93	68.45	749.78
Stated / Stated	63.00	32,267,317.66	9.08	5.98	65.22	739.30

Purpose_Desc	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
Purchase	305.00	161,677,114.82	45.49	5.91	74.39	742.97
Refinance - Cashout	164.00	79,974,823.61	22.50	5.92	64.96	728.14
Refinance - Rate Term	202.00	113, 789, 332.44	32.01	5.88	64.10	737.73

Property_Type_desc	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
2 Family	11.00	6,492,605.60	1.83	5.99	67.64	734.31
2-4 Family	5.00	2,731,510.00	0.77	5.93	73.18	727.27
Co-op	1.00	576,000.00	0.16	6.13	80.00	793.00
Condo	16.00	7,859,734.80	2.21	5.94	75.93	766.74
Condo - High Rise >8 floors	1.00	469,872.90	0.13	5.38	80.00	782.00
Condo - Low Rise <5 floors	3.00	1,832,031.46	0.52	5.77	68.80	786.21
Condo - Mid Rise 5-8 floors	1.00	1,100,000.00	0.31	6.13	47.31	736.00
PUD	142.00	72,117,436.08	20.29	5.90	71.71	736.29
Single Family Detached	170.00	88,351,676.52	24.86	5.87	69.21	732.40
Single Family Residence	317.00	171, 622, 733.27	48.28	5.92	67.35	740.18
Townhouse	4.00	2,287,670.24	0.64	5.59	75.67	701.80

Occupancy_desc	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
Investment	7.00	3,864,634.16	1.09	5.98	55.43	732.51
Primary	632.00	335,110,744.65	94.28	5.90	69.08	737.44
Secondary	32.00	16,465, 892.06	4.63	5.94	69.95	749.72

PMI	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
GEMIC (GE)	1.00	398,217.49	0.11	5.88	94.56	706.00
LTV <= 80	661.00	351,433,785.62	98.87	5.90	68.75	738.11
MGIC	1.00	470,558.85	0.13	5.88	90.00	740.00
PMI	4.00	1,754,690.15	0.49	5.88	84.87	712.55
Radian Guaranty (RGIC)	1.00	244,106.56	0.07	6.00	90.00	800.00
REPUBLIC (RMIC)	1.00	367,624.81	0.10	5.88	86.59	718.00
UGI	2.00	772,287.39	0.22	6.00	92.39	733.34

State TOP 10	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
CA	332.00	177,227,738.69	49.86	5.90	66.86	740.85
Other	134.00	72,658,080.61	20.44	5.87	72.89	737.41
NY	47.00	23,974,116.72	6.74	5.96	68.46	736.49
NJ	43.00	23,438,125.10	6.59	5.92	69.95	731.55
MA	22.00	11,321,089.94	3.19	5.88	66.43	737.28
FL	18.00	9,865,164.13	2.78	5.85	68.27	724.70
AZ	17.00	9,440,387.36	2.66	5.94	65.79	726.51
NV	16.00	7,402,025.43	2.08	5.98	74.09	718.57
VA	16.00	7,349,786.32	2.07	5.94	72.34	750.77
IL	13.00	6,581,076.34	1.85	5.84	73.61	741.58
WA	13.00	6,183,680.23	1.74	5.96	77.25	735.37

Zip TOP 5	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
Other	654.00	345,211,215.97	97.12	5.90	68.94	738.12
20815	3.00	2,223,799.20	0.63	5.77	69.68	742.60
91367	4.00	2,197,144.02	0.62	5.94	69.25	735.56
94112	4.00	1,993,461.68	0.56	5.88	68.59	743.62
84060	3.00	1,920,000.00	0.54	6.10	79.34	752.39
08008	3.00	1,895,650.00	0.53	6.04	63.56	685.04

pool_mi_coverage	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
0 =< ... < 1	671.00	355,441,270.87	100.00	5.90	68.97	737.96

prepay_penalty_desc	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
No	630.00	332,924,451.74	93.67	5.90	68.98	738.61
Yes	41.00	22,516,819.13	6.33	5.90	68.93	728.26

prepay_penalty_period	Cnt	Total_Sched_Bal	Pct	WAC	WLTV	WFICO
0	630.00	332,924,451.74	93.67	5.90	68.98	738.61
12	1.00	645,091.17	0.18	5.75	31.55	795.00
24	1.00	540,000.00	0.15	5.88	80.00	665.00
3	1.00	1,000,000.00	0.28	6.00	58.82	739.00
36	15.00	6,647,276.91	1.87	5.98	72.80	728.11
6	1.00	450,000.00	0.13	6.00	75.00	718.00
60	22.00	13,234,451.05	3.72	5.85	68.91	727.20

balloon_desc	Cnt	Total_Sched_Bal	Pct	WAC	WLV	WFICO
No	671.00	355,441,270.87	100.00	5.90	68.97	737.96

___________________________________________________________________________

THE INFORMATION CONTAINED HEREIN WILL BE SUPERSEDED BY THE DESCRIPTION OF THE

MORTGAGE POOL CONTAINED IN THE PROSPECTUS SUPPLEMENT RELATING TO THE CERTIFICATES

CREDIT SUISSE FIRST BOSTON MORTGAGE ACCEPTANCE CORP 8-K