This data is based on ZIP code 52403, which covers Bertram and Cedar Rapids and Marion.
The U.S. Census reports business data by ZIP code, not city boundaries. All numbers reflect the combined ZIP code 52403 area shared across these towns.
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Bertram ZIP Area Economy · 2023
Wages +5% vs. avg. Linn Co. town
Bertram's ZIP area supports 7,607 jobs across 382 businesses, with workers earning an average of $57K per year, 5% above the Linn County average. The economy is well-diversified (0.88 index), led by healthcare and retail trade. 84.8% of businesses have fewer than 20 employees, and each business employs an average of 19.9 people. Jobs grew 6% from the prior year while business count declined 0.5%.
Where Businesses Clusteri
Larger blocks have more businesses.
Local Specialization vs. Linn Avg.i
Industries sorted by relative concentration in this ZIP area.
Business Size Distributioni
382 businesses by employee count. 84.8% are small businesses (under 20 employees).
Small (10-19)
Micro (<5)
Small (5-9)
Major (250-499)
Medium (20-49)
Medium (50-99)
Large (100-249)
Economic Densityi
2.00+
jobs per resident
Capped: ZIP includes employers outside city limits
19.9
employees per business
County avg: 17.9+11%
$1.8M
payroll per resident
$1.1M
payroll per business
Bertram ZIP Area vs. Avg. Linn Co. Towni
All Industries in ZIP Areai
| Sector | Bertram ZIP | Avg. Linn Co. | Spec. |
|---|---|---|---|
| Healthcare | 87 | 114 | 1.6x |
| Retail Trade | 44 | 103 | 0.9x |
| Other Services | 43 | 76 | 1.2x |
| Professional Services | 33 | 71 | 1.0x |
| Food & Accommodation | 25 | 76 | 0.7x |
| Real Estate | 22 | 36 | 1.3x |
| Admin Services | 22 | 43 | 1.1x |
| Finance & Insurance | 20 | 61 | 0.7x |
| Construction | 19 | 69 | 0.6x |
| Wholesale Trade | 11 | 45 | 0.5x |
| Manufacturing | 9 | 27 | 0.7x |
| Transportation | 8 | 20 | 0.8x |
| Arts & Entertainment | 8 | 11 | 1.5x |
| Information | 7 | 18 | 0.8x |
| Education | 5 | 10 | 1.0x |
| Management | 4 | 6 | 1.4x |