53561 ZIP Code Profile, Map, Data & Demographics

Related Place Profiles:
Merrimac, WI

ZIP Code 53561: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Merrimac, WI 53561

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  • ZIP Code Type: STANDARD
  • County: Sauk County
  • Centroid: Latitude 43.374, Longitude -89.675
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 53561 has segments in 2 Counties (Columbia, Sauk).

  • Businesses Addresses: 41
  • PO Box Addresses: 52
  • Residential Addresses: 979
    • Multi-Family Addresses: 0
    • Single Family Addresses: 979

The ZIP Code maps and database are updated 4 times per year.
Database updated: October 1, 2021, Maps updated: May 5, 2021.


Merrimac, WI 53561 Data & Demographics (As of July 1, 2021)


Total Population 1,711 (100%)
Population in Households 1,709 (99.9%)
Population in Families 1,377 (80.5%)
Population in Group Quarters1 2 ( 0.1%)
Population Density 49
Diversity Index2 13


Median Household Income $82,315
Average Household Income $102,540
% of Income for Mortgage4 18%
Per Capita Income $45,009
Wealth Index5 133


Total HU (Housing Units) 1,230 (100%)
Owner Occupied HU 639 (52.0%)
Renter Occupied HU 112 ( 9.1%)
Vacant Housing Units 479 (38.9%)
Median Home Value $343,496
Average Home Value $400,782
Housing Affordability Index3 140


Total Households 751
Average Household Size 2.28
Family Households 528
Average Family Size 3
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different races or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.


2010-2021 2021-2026
Population 0.5% 0.7%
Households 0.55% 0.71%
Families 0.4% 0.64%
Median Household Income   1.84%
Per Capita Income   2.36%
Owner Occupied HU   0.8%

Merrimac, WI 53561 - Peer Comparisons by Rank and Percentile

The table below compares 53561 to the other 771 ZIP Codes in Wisconsin by rank and percentile using July 1, 2021 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 520 33rd
Population Density # 414 47th
Median Household Income # 92 88th
Housing Affordability Index # 99 13th
Per Capita Income # 49 94th
Diversity Index # 460 40th

Additional comparisons and rankings can be made with a VERY EASY TO USE Wisconsin Census Data Comparison Tool.

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