NAICS Code 541320: Landscape Architectural Services
National industry
SBA small business size standard: $9 million in average annual receipts
Definition
This industry comprises establishments primarily engaged in planning and designing the development of land areas for projects, such as parks and other recreational areas; airports; highways; hospitals; schools; land subdivisions; and commercial, industrial, and residential areas, by applying knowledge of land characteristics, location of buildings and structures, use of land areas, and design of landscape projects.
Government contracts for this service: PSC R425 Engineering and Technical Services and PSC R499 Other Professional Services
Code facts
- Part of
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-
54
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541
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5413
- 54132
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5413
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541
-
54
- Contract awards
- 66 In the last 12 months
- Contract obligations
- $118,068,175 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau, size standards from the SBA and contract spending from SAM.gov/FPDS.
Business activities under NAICS 541320
- Architects' offices, landscape
- Architects' private practices, landscape
- Architectural services, landscape
- City planning services
- Garden planning services
- Golf course design services
- Industrial land use planning services
- Land use design services
- Land use planning services
- Landscape architects' offices
- Landscape architects' private practices
- Landscape architectural services
- Landscape consulting services
- Landscape design services
- Landscape planning services
- Ski area design services
- Ski area planning services
- Town planners' offices
- Town planning services
- Urban planners' offices
- Urban planning services
Looking for another activity? Search the NAICS code lookup or browse business activities from A to Z.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $1,198,190 |
| FY2026 | $394,331,005 |
| FY2025 | $118,068,175 |
| FY2024 | $49,794,156 |
| FY2023 | $46,916,491 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Leidos, Inc. | $60,224,613 | |
| 2 | General Dynamics Information Technology, Inc. | $59,428,753 | |
| 3 | Booz Allen Hamilton Inc. | $58,320,841 | |
| 4 | Caci, Inc. - Federal | $56,550,811 | |
| 5 | Science Applications International Corporation | $40,016,418 | |
| 6 | Amentum Services, Inc. | $18,203,544 | |
| 7 | Trace Systems Inc. | $17,798,489 | |
| 8 | LMI Consulting, LLC | $16,930,205 | |
| 9 | KBR Wyle Services, LLC | $11,325,390 | |
| 10 | V2X Systems LLC | $9,975,510 |
See the full FY2025 ranking of NAICS 541320 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Air Force | $132,948,880 | |
| 2 | Department of the Army | $80,951,792 | |
| 3 | Department of Health and Human Services | $64,355,181 | |
| 4 | Department of Homeland Security | $64,034,872 | |
| 5 | Department of State | $19,087,021 | |
| 6 | US Special Operations Command | $17,798,489 | |
| 7 | Office of the Secretary of Defense | $8,082,313 | |
| 8 | Millennium Challenge Corporation | $3,098,143 | |
| 9 | Department of the Navy | $1,875,783 | |
| 10 | Department of Transportation | $1,419,625 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | R425 Engineering and Technical Services | $111,587,387 | |
| 2 | R499 Other Professional Services | $106,870,758 | |
| 3 |
R408 Program Management/ |
$46,302,549 | |
| 4 | T014 Topography Services | $38,192,683 | |
| 5 | AC12 National Defense R&D Services; Department of Defense – Military; Applied Research | $23,059,436 | |
| 6 | C211 Architect – Engineer Services (including landscaping, interior layout, and designing) | $20,617,445 | |
| 7 | G099 Other Social Services | $12,801,329 | |
| 8 | N063 Installation of Equipment: Alarm, Signal, and Security Detection Systems | $9,975,510 | |
| 9 | R799 Other Management Support Services | $9,337,745 | |
| 10 | R423 Intelligence Services | $6,789,343 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Virginia | $179,989,865 | |
| 2 | Florida | $69,271,858 | |
| 3 | Oklahoma | $31,169,550 | |
| 4 | Maryland | $19,720,974 | |
| 5 | Colorado | $19,215,823 | |
| 6 | Georgia | $18,757,292 | |
| 7 | District of Columbia | $15,808,791 | |
| 8 | Illinois | $10,288,780 | |
| 9 | California | $1,921,962 | |
| 10 | Ohio | $1,840,804 | |
| 11 | Oregon | $1,179,149 | |
| 12 | Mississippi | $927,059 | |
| 13 | New Jersey | $747,103 | |
| 14 | Hawaii | $652,185 | |
| 15 | Alaska | $482,046 | |
| 16 | Texas | $194,975 | |
| 17 | New York | $88,109 | |
| 18 | Alabama | $66,808 | |
| 19 | Pennsylvania | $28,596 | |
| 20 | Guam | $18,916 | |
| 21 | Missouri | $8,250 |
Show all 21
Shares are of everything obligated under NAICS 541320 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 40 more
Latest 50 of 313 listed here. See the rest on GovTribe.
Size standard history
Federal Register rules that named this code
Proposed size standard changes
| Proposed rule | Published | Comments |
|---|---|---|
| Small Business Size Standards: Monetary-Based Industry Size Standards | Closed Oct 21, 2025No final rule found |
From the NAICS codes each rule's amendments to 13 CFR 121.201 name. Rules that print their size standard tables as images aren't listed.
Quick answers
What is NAICS 541320?
NAICS 541320 is Landscape Architectural Services, a national industry in NAICS 54, Professional, Scientific, and Technical Services.
What is the NAICS code for city planning services?
The NAICS code for city planning services is 541320, Landscape Architectural Services.
What is the NAICS code for town planners' offices?
The NAICS code for town planners' offices is 541320, Landscape Architectural Services.
What is the NAICS code for urban planners' offices?
The NAICS code for urban planners' offices is 541320, Landscape Architectural Services.
When did the size standard for NAICS 541320 last change?
The most recent Federal Register rule on record that names NAICS 541320 in the SBA's size standards is "Small Business Size Standards: Adjustment of Monetary-Based Size Standards, Disadvantage Thresholds, and 8(a) Eligibility Thresholds for Inflation" (87 FR 69118), published Nov 17, 2022 and effective Dec 19, 2022.
How much do federal agencies spend under NAICS 541320?
Federal contracts under NAICS 541320 obligated $118,068,175 in fiscal year 2025 and $610,308,016 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 541320?
The contractors with the most obligated under NAICS 541320 in fiscal years 2026 and 2027 are Leidos, Inc. ($60,224,613); General Dynamics Information Technology, Inc. ($59,428,753); and Booz Allen Hamilton Inc. ($58,320,841).
Which agencies buy the most under NAICS 541320?
The agencies that obligated the most under NAICS 541320 in fiscal years 2026 and 2027 are Air Force ($132,948,880), Department of the Army ($80,951,792) and Department of Health and Human Services ($64,355,181).
Which PSC codes are used with NAICS 541320?
The PSC codes with the most obligated under NAICS 541320 in fiscal years 2026 and 2027 are R425 Engineering and Technical Services, R499 Other Professional Services and R408 Program Management/
Where is the work under NAICS 541320 performed?
By place of performance, the states with the most contract obligations under NAICS 541320 over the last 12 months are Virginia ($179,989,865), Florida ($69,271,858) and Oklahoma ($31,169,550).
What is the latest contract opportunity under NAICS 541320?
The latest contract opportunity under NAICS 541320 is Architectural & Engineering Services in Support of Defense Logistics Agency (DLA)Disposition Master Planning Support, pre-solicitation from ENDIST Tulsa (USACE), posted October 1, 2026.
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