Exhibit 99.1

Ford Credit Auto Lease Trust 2021-B

Monthly Investor Report

Transaction Month

Payment Date

October 16, 2023

Collection Period

September, 2023


Additional information about the structure, cashflows, defined terms and parties for this transaction can be found in the prospectus, available on the SEC website (http://www.sec.gov) under the registration number 333-231819-07 and at https://www.ford.com/finance/investor-center/asset-backed-securitization.

I. SUMMARY

			Initial		Beginning of Period Balance				End of Period Balance				End of Period Factor
2021-B Reference Pool Balance			$	1,622,326,753.46	$	527,513,258.14			$	469,233,386.34			0.2892348
Total Note Balance			$	1,403,310,000.00	$	267,940,977.59			$	209,661,105.79			0.1494047

Total Overcollateralization			$	219,016,753.46	$	259,572,280.55			$	259,572,280.55

2021-B Exchange Note Balance			$	1,446,711,340.21	$	314,155,687.90			$	255,875,816.10			0.1768672
2021-B Exchange Note Overcollateralization			$	175,615,413.25	$	213,357,570.24			$	213,357,570.24


Overcollateralization							Beginning of Period				End of Period
2021-B Reference Pool Balance as a % of Total Note Balance							196.88	%			223.81	%
2021-B Reference Pool Balance as a % of 2021-B Exchange Note Balance							167.91	%			183.38	%

	Note Interest Rate		Initial Balance		Beginning of Period Balance				End of Period Balance				End of Period Factor
Class A-1 Notes	0.11838	%	$	182,000,000.00	$	0.00			$	0.00			0.0000000
Class A-2 Notes	0.24000	%	$	514,980,000.00	$	0.00			$	0.00			0.0000000
Class A-3 Notes	0.37000	%	$	456,230,000.00	$	17,840,977.59			$	0.00			0.0000000
Class A-4 Notes	0.40000	%	$	96,790,000.00	$	96,790,000.00			$	56,351,105.79			0.5821997
Class B Notes	0.66000	%	$	86,790,000.00	$	86,790,000.00			$	86,790,000.00			1.0000000
Class C Notes	0.90000	%	$	66,520,000.00	$	66,520,000.00			$	66,520,000.00			1.0000000

Total			$	1,403,310,000.00	$	267,940,977.59			$	209,661,105.79			0.1494047


	Principal Payments				Interest Payments				Total Payments
	Actual		per $1000 Face		Actual		per $1000 Face		Actual		per $1000 Face
Class A-1 Notes	$	0.00	$	0.00	$	0.00	$	0.00	$	0.00	$	0.00
Class A-2 Notes	$	0.00	$	0.00	$	0.00	$	0.00	$	0.00	$	0.00
Class A-3 Notes	$	17,840,977.59	$	39.11	$	5,500.97	$	0.01	$	17,846,478.56	$	39.12
Class A-4 Notes	$	40,438,894.21	$	417.80	$	32,263.33	$	0.33	$	40,471,157.54	$	418.13
Class B Notes	$	0.00	$	0.00	$	47,734.50	$	0.55	$	47,734.50	$	0.55
Class C Notes	$	0.00	$	0.00	$	49,890.00	$	0.75	$	49,890.00	$	0.75

Total	$	58,279,871.80	$	41.53	$	135,388.80	$	0.10	$	58,415,260.60	$	41.63


II. POOL INFORMATION

2021-B Reference Pool Balance	Lease Balance*		Securitization Value		Residual Portion of Securitization Value
Beginning of Period	$	586,683,000.18	$	527,513,258.14	$	473,155,306.26
Change	$	(65,153,057.51)	$	(58,279,871.80)	$	(48,321,827.63)
End of Period	$	521,529,942.67	$	469,233,386.34	$	424,833,478.63
Residual Portion of Securitization Value as % of Securitization Value at end of period					90.54		%


	At Cutoff Date	Terminations in Prior Period	Beginning of Period	Terminations in Current Period	End of Period
Number of Leases	53,191	32,331	20,860	2,198	18,662

				Beginning of Period	End of Period
Weighted Average Remaining Term to Maturity in Months**				5.5	4.9

Page 1

Ford Credit Auto Lease Trust 2021-B

Monthly Investor Report

Transaction Month

Payment Date

October 16, 2023

Collection Period

September, 2023


Delinquent Leases
			Number of Leases		Securitization Value			% of End of Period Reference Pool Balance
31 - 60 Days Delinquent			142		$	3,569,843.15		0.76		%
61 - 90 Days Delinquent			30		$	760,833.56		0.16		%
91- 120 Days Delinquent			3		$	88,768.49		0.02		%
Over 120 Days Delinquent			1		$	26,119.25		0.01		%
Total Delinquent Leases			176		$	4,445,564.45		0.95		%

Delinquency Trigger (61+ Delinquent Leases)

Transaction Month	Trigger
1-12	0.30%
13+	0.40%
61+ Delinquent Leases Balance to EOP Pool Balance								0.1866		%
Delinquency Trigger Occurred								No

Payment Extensions Granted in the Current Collection Period
			Number of Leases***		Securitization Value
1 Month Extended			26		$	628,928.66
2 Months Extended			21		$	560,584.36
3+ Months Extended			10		$	206,245.98
Total			57		$	1,395,759.00

			Current Period		Cumulative
Prepayment Speed			-1.78%		0.80		%

III. EXCHANGE NOTE COLLECTIONS AND DISTRIBUTION

Collections
Base monthly Payments (Rent)								$	8,925,953.04
plus: Payoffs								$	42,909,542.76
plus: Other (including extension fees, excess charges, etc.)								$	891,289.02
minus: Payaheads								$	(286,166.63)
plus: Payahead Draws								$	336,491.74
plus: Advances								$	636,937.38
minus: Advance Reimbursement Amounts								$	(515,523.86)
plus: Administrative Reallocation Amounts								$	0.00
plus: Net Sale Proceeds								$	15,039,960.31
plus: Recoveries								$	398,065.02
Total Collections								$	68,336,548.78

Reserve Account Draw Amount								$	0.00

Total Collections Plus Reserve Account Draw Amount								$	68,336,548.78

Exchange Note Distributions
	Amount Due		Amount Paid		Remaining Available Funds			Shortfall
Ref Pool Servicing Fee and Adv Reimbursement	$	439,594.38	$	439,594.38	$	67,896,954.40		$	0.00
2021-B Exchange Note Interest Payment	$	246,175.89	$	246,175.89	$	67,650,778.51		$	0.00
Shortfall Payment (to cover Notes)	$	0.00	$	0.00	$	67,650,778.51		$	0.00
Reserve Account Deposit	$	0.00	$	0.00	$	67,650,778.51		$	0.00
2021-B Exchange Note Principal Payment	$	58,279,871.80	$	58,279,871.80	$	9,370,906.71		$	0.00
Shared Amounts	$	0.00	$	0.00	$	9,370,906.71		$	0.00
Excess Exchange Note Amounts	$	9,370,906.71	$	9,370,906.71	$	0.00		$	0.00
Total	$	68,336,548.78	$	68,336,548.78	$	0.00		$	0.00

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Ford Credit Auto Lease Trust 2021-B

Monthly Investor Report

Transaction Month

Payment Date

October 16, 2023

Collection Period

September, 2023


IV. AVAILABLE FUNDS AND DISTRIBUTIONS

Available Funds
2021-B Exchange Note Interest Payment							$	246,175.89
2021-B Exchange Note Principal Payment							$	58,279,871.80
Shortfall Payment (to cover Notes)							$	0.00
Excess Exchange Note Amounts							$	9,370,906.71

Total							$	67,896,954.40

ABS Note Distributions	Amount Due		Amount Paid		Remaining Available Funds		Shortfall
Trustee Fees and Expenses	$	0.00	$	0.00	$	67,896,954.40	$	0.00
Administration Fee	$	2,232.84	$	2,232.84	$	67,894,721.56	$	0.00
Class A-1 Interest	$	0.00	$	0.00	$	67,894,721.56	$	0.00
Class A-2 Interest	$	0.00	$	0.00	$	67,894,721.56	$	0.00
Class A-3 Interest	$	5,500.97	$	5,500.97	$	67,889,220.59	$	0.00
Class A-4 Interest	$	32,263.33	$	32,263.33	$	67,856,957.26	$	0.00

Total Class A Interest	$	37,764.30	$	37,764.30
First Priority Principal Payment	$	0.00	$	0.00	$	67,856,957.26
Class B Interest	$	47,734.50	$	47,734.50	$	67,809,222.76	$	0.00
Second Priority Principal Payment	$	0.00	$	0.00	$	67,809,222.76
Class C Interest	$	49,890.00	$	49,890.00	$	67,759,332.76	$	0.00
Specified Reserve Deposit	$	0.00	$	0.00	$	67,759,332.76	$	0.00
Regular Principal Payment	$	58,279,871.80	$	58,279,871.80	$	9,479,460.96	$	0.00
Additional Trustee Fees and Expenses	$	0.00	$	0.00	$	9,479,460.96	$	0.00
Remaining Funds to Holder of Residual Interest	$	9,479,460.96	$	9,479,460.96	$	0.00	$	0.00
Total	$	67,896,954.40	$	67,896,954.40	$	0.00	$	0.00

V. RECONCILIATION OF ADVANCES AND PAYAHEADS

Advances
Beginning of Period Advance Balance							$	2,282,307.21
plus: Additional Advances							$	636,937.38
minus: Advance Reimbursement Amounts							$	(515,523.86)
End of Period Advance Balance							$	2,403,720.73

Payaheads
Beginning of Period Payahead Balance							$	988,933.47
plus: Additional Payaheads							$	286,166.63
minus: Payahead Draws							$	(336,491.74)
End of Period Payahead Balance							$	938,608.36

VI. RESERVE ACCOUNT

Beginning of Period Reserve Account Balance							$	4,055,816.88
minus: Reserve Account Draw							$	0.00
plus: Reserve Deposit from Exchange Note Distributions							$	0.00
plus: Reserve Deposit from Note Distributions							$	0.00
End of Period Reserve Account Balance							$	4,055,816.88
Memo: Required Reserve Amount							$	4,055,816.88

VII. OVERCOLLATERALIZATION INFORMATION
Targeted Overcollateralization Amount							$	259,572,280.55
Actual Overcollateralization Amount (EOP Pool Balance- EOP Note Balance)							259,572,280.55

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Ford Credit Auto Lease Trust 2021-B

Monthly Investor Report

Transaction Month

Payment Date

October 16, 2023

Collection Period

September, 2023


VIII. LEASE TERMINATIONS
	Number of Leases		Securitization Value
Retained Vehicles	Current Period	Cumulative	Current Period			Cumulative
Early Terminations	445	14,523	$	11,251,144.09		$	380,798,868.14
Standard Terminations	1,255	15,059	$	28,370,525.20		$	309,871,886.23
Total Retained	1,700	29,582	$	39,621,669.29		$	690,670,754.37

Returned Vehicles
Early Terminations	32	423	$	905,664.71		$	10,338,766.54
Standard Terminations	447	4,003	$	10,937,087.76		$	92,134,003.34
Total Returned	479	4,426	$	11,842,752.47		$	102,472,769.88

Charged Off / Repossessed Vehicles	10	229	$	265,121.24		$	6,246,119.58
Removals by Servicer and Other	9	292	$	188,194.70		$	6,383,160.09
Total Terminations	2,198	34,529	$	51,917,737.70		$	805,772,803.92

Memo: 1) Removals of Leases Terminated in Prior Periods	0	0
2) Number of Leases Scheduled to Terminate	3,113	29,236	Current Period			Cumulative
Return Rate (Returned / Total Terminations)			21.79		%	12.82		%
Early Termination Rate (Early Terminations / Total Terminations)			21.70		%	43.29		%

Note: An Early Termination is a lease that terminates more than three months prior to the month in which it is scheduled to terminate.

IX. GAIN (LOSS) CALCULATIONS	Number of Leases		Gain (Loss)
	Current Period	Cumulative	Current Period			Cumulative
Gain (Loss) on Retained Vehicles
Customer Payments			$	43,524,817.03
plus: Payahead draws			$	78,445.66
minus: Unreimbursed Advances			$	(171,305.66)
minus: Securitization Value of Retained Vehicles			$	(39,621,669.29)
Total	1,700	29,582	$	3,810,287.74		$	95,676,066.23
Gain (Loss) Per Retained Vehicle			$	2,241.35		$	3,234.27

Gain (Loss) on Returned Vehicles
Customer Payments			$	442,648.18
plus: Net Sale Proceeds			$	14,781,854.93
plus: Payahead Draws			$	13,607.89
minus: Unreimbursed Advances			$	(50,907.89)
minus: Securitization Value of Returned Vehicles			$	(11,842,752.47)
Total	479	4,426	$	3,344,450.64		$	34,841,773.39
Gain (Loss) Per Returned Vehicle			$	6,982.15		$	7,872.00

Credit Gain (Loss) Charged Off / Repo Vehicles	10	229	$	(164,202.92)		$	(2,084,931.96)
Credit Gain (Loss) Per Charged Off / Repo Vehicle			$	(16,420.29)		$	(9,104.51)
Recoveries			$	317,055.46		$	2,575,595.10

Total Gain (Loss)	2,189	34,237	$	7,307,590.92		$	131,008,502.76
Average Gain (Loss) on all Retained, Returned and Repo Vehicles			$	3,338.32		$	3,826.52

Removals by Servicer and Other	9	292

Note: There is no Gain or Loss on Removals

Memo: Residual Gain (Loss) on Returned Vehicles
Net Sale Proceeds			$	14,781,854.93
plus: Excess Wear and Use and Excess Mileage Assessed			$	370,575.89
minus: Residual Portion of Securitization Value			$	(11,702,354.04)
Total	479	4,426	$	3,450,076.78		$	35,355,841.17
Residual Gain (Loss) Per Returned Vehicle			$	7,202.67		$	7,988.22

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Ford Credit Auto Lease Trust 2021-B

Monthly Investor Report

Transaction Month

Payment Date

October 16, 2023

Collection Period

September, 2023


Prior and Current Collection Periods Average Gain (Loss)																					Percent
Ratio of Total Gain (Loss) to the Average Pool Balance (annualized)
Third Prior Collection Period																					16.60%
Second Prior Collection Period																					14.80%
Prior Collection Period																					18.86%
Current Collection Period																					17.60%
Four Month Average (Current and Prior Three Collection Periods)																					16.96%

Ratio of Cumulative Total Gain (Loss) for all Collection Periods to Initial Pool Balance																					8.08%

X. REPURCHASE DEMAND ACTIVITY (RULE 15Ga-1)

No activity to report

Most Recent Form ABS-15G for repurchase demand activity

Filed by: Ford Motor Credit Company LLC

CIK#: 0000038009

Date: February 3, 2023


SERVICER CERTIFICATION

THIS REPORT IS ACCURATE IN ALL MATERIAL RESPECTS.

Ford Motor Credit Company LLC
/s/ Ryan M. Hershberger
Assistant Treasurer


*Lease Balance is calculated similar to Securitization Value, but present values the base monthly payments and contract lease end value at the contract lease factor, without considering the base residual value or minimum discount rate.
**The Weighted Average is calculated based on Securitization Value.
***Excludes leases that were extended and closed accounts during the Collection Period.

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Ford Credit Auto Lease Trust 2021-B 10-D